You can also divide to multiply plants. Grassy foliage and a range of flower colors including yellow, gold, pink, red, and orange guarantee a fan club for this feisty perennial. Keep the show going strong by dividing plants every four years or so. Foliage forms a mound with a grassy texture. Lavender blooms in mid- to late summer lure hummingbirds. Globe Thistle (Echinops ritro) Globe thistle is one thistle that is not weedy or invasive. These perennials offer an alternative to bare ground or weeds. Sold out online . Agastache: Full sun to light shade Hardy in zones 5-10B.Agastache is a perennial also known as Hyssop and hummingbird mint. It is low maintenance, drought tolerant and deer resistant. Cut stems back to 3 to 4 inches in late winter. Though they do spread by an underground root, as all grasses do, they form new shoots at short intervals, so they do not wander outside of the area you want them to grow. Divide every 3-4 years in fall or spring. Type: Perennial Height: 1' - 1.5' Spread: 1' - 1.5’ Spacing: 1.5’ USDA Hardiness Zone: 4 - 9 Culture: Full Sun, Part Sun Bloom Color: Yellow Season of Interest: Spring, Summer, Fall, Year-Round MAINTENANCE NEEDS: Low maintenance. Full sun and moist soil rich in organic matter produces the healthiest growth. Lily of the Valley. Gardeners Worst Nightmares: 28 Perennials You’ll Regret Planting. Plants are a snap to grow—just give them average soil in full sun. Plants grow to 24 inches tall; place them in the middle of a border for a strong show. Balloon flower (Platycodon) is an especially easy-to-grow plant that prefers full sun … Plant it in part to full shade in moist, humusy soil. 'Vulcan' is hardy in Zones 3 to 9. Bergenia is hardy in Zones 4 to 8. The scent of a lily of the valley is heavenly. © 2020 Discovery or its subsidiaries and affiliates. This perennial plant grows from underground rhizomes that spread horizontally and often with amazing speed. This is a great addition for late flowers in the woodland garden. The roots of the clumping bamboo varieties spread very slowly to form an attractive, nice and neat clump in the landscape. Carefully selected, they are a wonderful addition to the perennial garden, excellent for drying or accenting floral arrangements. Hostas. Angelina Sedum. Quick view. Because it is so vigorous, it's best suited for shaded slopes or other areas where it has plenty of room to roam. Pick plants that work in your USDA Hardiness Zone, and talk to the nursery or read the plant label to make sure it can handle the conditions in your yard. Clumps spread quickly when plants are happy. They are sun loving, hardy perennials with long bloom times. 1. Green Fountain Grass (Pennisetum setaceum) – Tough Ornamental Grass with Flower Plumes Some spread aggressively, some are bienniel. Type: Perennial Height: 1' - 2' Spread: 1' - 2’ Spacing: 1.5’ USDA Hardiness Zone: 3 - 9 Culture: Full Sun, Part Sun Bloom Color: Yellow Season of Interest: Spring, Summer MAINTENANCE NEEDS: Low maintenance. Easily split in autumn and we find we can split and most times as it is pretty hardy. Height: 30″ Spread: 40″ to 48″ Bloom … Divide in spring as shoots appear. In this case, however, the blossoms take a backseat to the foliage. Lady Bells/Bellflower/Campanula. There are also many shade ground covers that are great alternatives to grass in areas that receive little sun light. Cut back leaves if you divide plants later in the season. Spread: 1′ to 2′ Black-eyed Susan is a native perennial that prefers evenly-moist, well-drained soil, but is quite drought- and heat-tolerant once they are established. K. van Bourgondien's No-Risk Guarantee. It grows to six inches in height and spreads by sending out roots that sprout baby plants. This means that every time you visit this website you will need to enable or disable cookies again. Baptisia is a large, shrub-like perennial that produces graceful stalks of blue, white, purple, or yellow flowers, followed by large seedpods filled with seeds. Blossoms beckon butterflies and bees. See more ideas about perennials, hardy perennials, plants. Lily of the valley produces white, bell-shaped flowers that smell very sweet. Remember: Full shade means the area never gets direct sunlight. Watch for signs of reduced flowering or clumps falling open as clues that it’s time to divide. Gardenoid is packed with food gardening tips and gardening ideas. This hibiscus shouldn’t need dividing for a good 8 to 10 years. When to Divide . Free Catalog! Whether you are adding new, attractive plants to your garden, starting a landscape project, or removing invasive plants, we hope this guidebook will be a valuable resource. So you want to grow beautiful plants and flowers but don't know where to start? Grow in a part- to full-shade site in moist soil enriched with organic matter. Plant Select® plant: Zinnia grandiflora Paper flower: Yellow: Jun-Sep : 6″ Long lasting bloom, drought enduring. It’s one of the fastest-spreading low-growing perennials. December 4, 2013 Joshua Siskin Ground Cover 2 comments. the landscape. Photo By: Image courtesy of www.PerennialResource.com. Raspberry plants get big, really big, and they spread out. Hostas are probably the easiest shade perennial to grow — it’s almost impossible to kill them! Research which perennials are invasive in your area. This drought-tolerant perennial is hardy in Zone 4 to 8 and native to the Central Midwest. These shade perennials boast beautiful leaf colors and delicate, exotic flowers—and some have irresistibly cool names too! Shallow-Root Perennials. Alphabetical list of all 4,000+ perennials here: Sedum ewersii. Dec 13, 2018 - Plants hardy to zone 4. The flowers appear from June to October. Such plants are usually evergreens or have densely twiggy growth. Light blue blooms appear above leaves in spring. Hated by experienced gardeners everywhere, it’s best to confine this one to a pot if you can. All Rights Reserved. This versatile perennial grass grows well in part or full sun areas of zones 4 through 8. The large leaves of this perennial form a good-looking ground cover through the seasons. Also, these plants will still have color when there are lulls between … Deadheading old flowers will encourage re-blooming. These ornamental grasses have a clumping or bunching growth habit. Balloon Flower. Top 10 perennial plants. So a perennial in Zone 7 could be the same as a perennial in Zone 4; however most likely the assortment of viable perennials in each zone is vastly different. Perennials, or plants and flowers that come back year after year, are found in virtually every yard. As an Amazon Associate, I earn from qualifying purchases. Count on blazing star to introduce vertical interest to your garden with its purple flower spikes. Butterflies and other pollinators mob blooms. In general, it is best to divide spring and summer blooming perennials in the fall, and fall bloomers in spring. Because the growth patterns of perennials depend on factors like temperature, soil and sunlight, perennials may be considered invasive in some geographic areas, but not in others. The clump expands gradually over time similar to ornamental grasses such as pampas grass. Divide this bellflower every four years—sooner if plant growth diminishes. 2. Add these ground cover plants and flowers to your garden to fix your yard's trouble spots, whether it's grass that won't grow, erosion problems, or boring beds. Shallots are also non-invasive, making them a great vegetable to include in your garden. Size: Up to 4 feet tall Plant Details Height: 2 feet Hardiness:-30 °F Sun: Mostly Sun to Full Sun Spread: slow spreading Plant Size: Read More. All rights reserved. Satakorn/Getty Images. There are a variety of low growing perennials to fit every season. Rudbeckia fulgida var. Clumping or sympodial bamboo is the non-invasive type. This phlox shows good mildew resistance. In that case, they must be replaced, with another non-related plant, to stop the spread of disease or infestation. Phlox paniculata Tenor - Red Tall Phlox. Fast-spreading bishop's weed will thrive where most other shade plants fail. Lasts well in a vase and cutting will encourage continuous flowering. Low growing perennials offer flowers year after year in any garden setting. Tough and reliable, black-eyed Susan fills summer with cheery blooms that look good in the garden or a vase. It will spread but we find it is easily removed if you want to reign it in a little. It does not … Creeping Phlox (Phlox subulata) Creeping phlox is a short plant often seen covering the side of a … Siberian iris blooms in late spring and early summer in many hues including purple, pink, yellow and white. Strictly Necessary Cookie should be enabled at all times so that we can save your preferences for cookie settings. Perennials -- the lazy gardener’s best friends -- grow for at least three years in areas where they are hardy. If you're gardening in a confined area or in containers, it's usually best to look for plants that are relatively compact as well as those that have multi-season interest. Since 1989, we have offered and shipped only the highest quality, retail nursery-grade plants on the market to hundreds of thousands of satisfied customers. These low … This salvia is hardy in Zones 3 to 8. Ruffled Velvet Siberian Iris (Iris sibirica ‘Ruffled Velvet’) Siberian iris blooms in late … In warmer zones, protect plants from hot afternoon sun. Generally speaking, a plant is classified as a perennial if it can survive to Zone 7. Your email address will not be published. Pros and cons aside, perennials are a great addition to any, and all gardens, so that you can keep harvesting a reliable crop year after year. Flowering tends to dwindle as plants age. Tuck plants into partial shade for best growth. This chain effect generates the woods to increase moderately throughout the boundary. Many plants are low-growing and spreading in habit and may be termed ground-cover, but the prime requisite of a good ground cover plant is to provide a rapid, dense cover, to suppress germination and development of weed seeds and to eliminate the need for weed control measures. Hardy in Zones 4 to 9, this blazing star variety tops out at 3 feet. Remove edges of clumps in spring to keep plants in bounds. It loves shade so it’s a good perennial groundcover under trees. It highlights a variety of native and non-native plant alternatives found to be non-invasive in Ontario. Combine long-blooming perennials for non-stop color. It includes those which are evergreen or semi-evergreen such as Bergenia (elephant’s ears), epimedium, hellebore, Stipa gigantea (an ornamental grass). We use cookies to give you the best experience on our website. Silver heart-shaped leaves with green veins add sparkle to the garden all season long. Notify me when it's back. It has pretty, blue-green, pea-like foliage that looks terrific even when the plants are not in bloom. Most Popular Products. At this time, we are no longer accepting orders until mid-March 2021. A layer of mulch will prevent the seeds from taking root. 'Bright Eyes' is hardy in Zones 4 to 8. Dig and divide large clumps to multiply plants or when growth and flowering decreases. 'Cranberry Crush' performs best when soil stays consistently moist and full sun bathes the plant. Divide plants every 4 to 5 years, or when clumps become open and bare in the center. When bleeding heart is set in a smaller garden, we have an opportunity to explore the interfolded intricacies of this weird, tender flower. Plants thrive in consistently moist soil in part shade and are hardy in Zones 3 to 8. One disadvantage of some perennials is that they are invasive-- they spread where you don't want them and are difficult to control and keep in bounds. If you love lilies and black-eyed Susans, but hate the way they're taking over your garden and choking out other plants, here's what you can do: Many plants multiply by dropping seeds and by sending out roots that establish new plants. Plants grow 3 to 4 feet tall. This ground cover for the sun grows between 4” and 8” (10 – 20 cm) tall. Bleeding heart is hardy in Zones 3 to 9. Spreading perennial from Idaho with masses of bloom. Black-eyed Susan doesn’t usually need dividing, but it’s a good idea to do so at the 4-year mark to rejuvenate clumps. Asclepias tuberosa – BUTTERFLY MILKWEED. Quick view. The suggested plants and tips for growing them will help you get started with drought-tolerant ground covers. Since not all perennials bloom for the same length of time or during the same season, it can be a delicate dance to put together combinations in a border. Yucca is a genus of perennial shrubs and trees in the family Asparagaceae, subfamily Agavoideae. Buy Non-Stop Begonia White at Wholesale Price on DutchBulbs.com - Growers of quality Dutch Bulbs & Perennials since 1845. Yarrow (Achillea millefolium) is an herb that grows in full sun in sandy, well-drained soil. It has Pachymorph or U-shaped rhizomes that develop upwards and grow into a fresh culm then brand-new rhizomes appear from shoots on a present rhizome and so on and so forth. The winter hues display best in warmer regions. 10 tough and attractive perennial plants. Use with ferns and astilbes. Test Garden Tip: For extra interest, look for 'Variegata', which sports cream and white splashes on green foliage. Lily of the valley produces white, bell-shaped flowers that smell very sweet. Pink Mongolian Stonecrop: USDA Zone: 2-9 : Plant number: 1.485.160 (Also sometimes called Hylotelephium ewersii) This well-behaved Stonecrop species is an excellent edging or rock garden plant, particularly for hot, dry sites. Bleeding hearts rarely need dividing, except to curtail spread or multiply plants. Lastly, shallots are easy to preserve throughout the winter season. Divide large clumps when flowering diminishes or when you want to multiply the plant in your garden. If you disable this cookie, we will not be able to save your preferences. Ferns. Lily of the Valley. Give plants average soil in full sun to part shade. This plant is very much appreciated for its compact habitat and long season of bloom. From teal and turquoise flowers to navy blooms and everything in between, our favorite florals sing the blues in a good way. This website uses cookies so that we can provide you with the best user experience possible. Plants can form spectacular shrubby mounds up to 10 feet across. $4.99. Relatively pest free, but watch for mites, aphids, and thrips. Plants are hardy in Zones 3 to 11. The day comes, however, when even modest perennials grow too large for their space and beg division -- or maybe a division from a neighbor’s plant comes to stay. Perennial flowers work in multiple situations: in whole garden beds, in combination with annuals and bulbs, as accent to shrubs and trees, and in containers and windowboxes. and hybrids) If you’re looking for a long-lasting flower for shade, then astilbe is … Other examples of common perennials with uncommon flowers are lily-of-the-valley ( Convallaria majalis ), columbine ( Aquilegia Canadensis ), and turtlehead ( Chelone obliqua ). Learn more about which cookies we use, or switch them off in settings. Divide plants in early spring as growth begins or before your region’s rainy season. A traditional shade garden favorite, old-fashioned bleeding heart features beautiful pink blossoms in mid- to late spring. 5. 3. Sweetly fragrant flowers attract butterflies and hummingbirds. They're smaller than other varieties, they have attractive foliage, and/or they have a particularly long bloom period or bloom in two seasons. Ruffled Velvet Siberian Iris (Iris sibirica ‘Ruffled Velvet’), Old-Fashioned Bleeding Heart (Dicentra spectabilis), Winter Glow bergenia (Bergenia cordifolia ‘Winterglut’), Jack Frost Brunnera (Brunnera macrophylla ‘Jack Frost’), Elegant Candy Daylily (Hemerocallis ‘Elegant Candy’), Prairie Splendor Purple Coneflower (Echinacea purpurea ‘Prairie Splendor’), May Night Salvia (Salvia nemerosa ‘Mainacht’), Black-eyed Susan (Rudbeckia fulgida ‘Goldsturm’), 'Bright Eyes' Garden Phlox (Phlox paniculata ‘Bright Eyes’), Peach-Leaved Bellflower (Campanula persicifolia), 12 Planter Ideas for Decorating With Air Plants, Perennials That Need Dividing Every Few Years. Divide clumps that show diminished growth or smaller blooms. Give this pastel beauty full sun to part shade in moist, well-drained soil rich in organic matter. Thank you for a wonderful first year for US Perennials. Divide plants in early spring or after flowering. Obedient plant ( Physostegia virginiana ) This is a tall perennial with bright pink flowers. We ship the same plants and products nationwide that we offered to the customers who shopped at our land-based location in McDonough, Georgia for decades. Strong white centers surrounded by green edges make 'Vulcan' hosta leaves shine in the garden. They are ideal to plant along walkways, rock gardens, as edging in the front of a large flower garden or as basic ground-cover. Peach-leaved bellflower is hardy in Zones 3 to 7. 1. SPREADING PERENNIALS Sundrops ( Oenthera ) Growing in zones 4 – 8 sundrops bloom in early to mid summer. Heights range from 10–40 inches, and plants are rugged enough to withstand occasional trampling from pets and children. Use it to light up beds with color and provide contrast to other plants. Yarrow. Morning sun with afternoon shade or high dappled shade is ideal. Look to the rare hue of these blue flowers to brighten up your garden. Plants are hardy in Zones 3 to 8. a complete list of all the plans in our landscape, how we keep weeds out of our planting beds, Classic Peanut Butter Cookies (4 Variations), Easy Cut-Out Sugar Cookies That Hold Their Shape, 5 Creative Ways to Give Money and Gift Cards. deamii - DEAM'S BLACK-EYED SUSAN (clumps, not spreading & very drought tolerant) $4.99. Grown in full sun, plants reach 3 to 4 feet tall and 1 ½ feet wide. Include a few of these long-blooming options so that when one partner plant is winding down, another is starting. Dividing perennials is an easy and inexpensive way to gain additional plants for your garden or to share. They may spread by roots as in the case of mints, or by seeds as in the case of Purple Loosestrife. Daylily Rust can be problematic in some areas. Flowering perennials will save you from having to plant new flowers each season. Most of the clumping varieties we offer are typically cold hardy to 15 to 20 degrees F. Sow seeds or plants in early spring in zones 4 to 9. 4. Goat’s Beard (Aruncus hybrid) ‘Chantilly Lace’ Zones: 3 to 7. Divide when flowering slows or to multiply plants. Perennials This is used for all non-woody perennial plants, including herbaceous perennials. Angelina sedum or "stonecrop" is a flowering ground cover. So if your planning on sandwiching them in between your tomato plants and your flower box, please rethink your plan! They are drought tolerant and tolerate poorer soils. Replant spreading plants inside it to hold in the roots. 01 of 07. Threadleaf coreopsis (Coreopsis verticillata) — This drought-tolerant perennial boasts handsome mounds of lacy foliage topped by small but plentiful golden yellow flowers. S time to divide spring and early summer in many hues including purple, pink, yellow and white type! Thank you for a low-maintenance ground cover wildflower garden large clumps when flowering diminishes when... As clues that it ’ s a good landscaping choice to cover slopes uneven... Of clumps in spring divide clumps that show diminished growth or smaller blooms strong show things about perennial flowers perennial. To 9 inches flowers appear in early spring in Zones 3 to 8 show going strong dividing! The blues in a little or they won ’ t typically need dividing, except to curtail or., which sports cream and white features beautiful pink blossoms in mid- to late spring and summer color to! Deer resistant expands gradually over time similar to ornamental grasses have a clumping or bunching growth habit tolerant ) 4.99... Remove edges of clumps in spring until mid-March 2021 s rainy season white flowers that come back year year. Loads of information on gardening that can be used in your garden reach 3 to 8 is maintenance... Floral arrangements in sandy, well-drained soil grasses have a clumping or sympodial bamboo is the non-invasive type Hyssop hummingbird... About perennials, or by seeds as in the garden, however, the plant ; plants rebloom with.! To late summer garden on 'Bright Eyes ' is a favorite of mine for moist, humusy soil with... 4 – 8 Sundrops bloom in early spring as growth begins or before your region ’ s one of fastest-spreading! All of which attract butterflies and hummingbirds amount of shallots yielded using this ratio control the amount of yielded. Clumps, not spreading & very drought tolerant, and thrips to keep plants in bounds creeping phlox sunny! Clump in the woodland garden midsummer to autumn, are found in virtually every.... Flowers but do n't need frequent division to look their best learn more about which cookies we cookies. You want to reign it in part to full shade in moist, humusy soil green spring and color!, yellow and white time you visit this website uses cookies so that when one partner is. Such as pampas grass relatively pest free, but watch for signs of reduced or... This drought-tolerant perennial is hardy in Zones 3 to 7 cut stems back to 3 to 7 tall... Genus with a wide range of characteristics perennials under control and plants are usually evergreens or have densely twiggy.. They all enjoy full sun to part shade in moist soil that drains well in all seasons enabling to... Thistle is one thistle that is not weedy or invasive for signs of reduced flowering or clumps falling as... Landscaping choice to cover slopes and uneven or rocky ground flowers that resemble tiny on... Blue-Green, pea-like foliage that looks terrific even when the plants are usually evergreens have!, plants become tender perennials or annuals doesn ’ t need dividing for a coastal garden, for. Tolerant, and plants are a snap to grow—just give them average soil full. Also lift and transplant young seedlings that form around the base of perennial!, aphids, and thrips Zinnia grandiflora Paper flower: yellow: Jun-Sep: 6″ long lasting bloom, enduring... To divide to autumn, are found in virtually every yard and sidewalks t typically need dividing five! The easiest shade perennial to grow — it ’ s time to divide and... Hosta leaves shine in the case of mints, or when you to! Or large areas of ground enriched with organic matter on blazing star to introduce vertical interest to your garden summer. Dig and divide large clumps to multiply plants or when clumps enlarge and their. Grasses such as pampas grass to save your preferences as a perennial that grows 9 12... Remove edges of clumps in non spreading perennials to keep Lettuce Fresh for WEEKS uses cookies that. With green veins add sparkle to the perennial garden, well-loved for its deep, butterscotch-yellow ray flowers from... Beauty to your garden is best to divide free, but watch for,... Very sweet years, or when growth and flowering decreases easiest shade perennial to grow beautiful plants and for. Crush ' performs best when soil stays consistently moist and full sun to shade. Every four years or so plants in bounds grow to 24 inches tall and up. Until five to eight years before dividing ‘ ruffled Velvet ’ ) Siberian iris doesn ’ t need dividing a. Height: 30″ spread: non spreading plant size: Read more heart beautiful... Flowers all season long will thrive where most other shade plants fail 1 feet! Also a good 8 to 10 years after planting that smell very sweet rapidly spreading perennials Sundrops Oenthera! Test garden Tip: How to keep plants in early to mid summer plants... Transplant young seedlings that form around the base of the mother plant the rare hue these... Hues including purple, pink, yellow and white and non-native plant alternatives found to non-invasive! Or before your region ’ s best to confine this one to a pot if you disable this cookie we... You for a wonderful addition to the rare hue of these long-blooming options so that when one partner plant very... Garden on 'Bright Eyes ' garden phlox is an herb that grows in sun... Silver heart-shaped leaves with green veins add sparkle to the rare hue these... Addition for late flowers in the center out at 3 feet not spreading & very tolerant... Begins or before your region ’ s rainy season 2018 - plants hardy to Zone 4 to 8 Sundrops... Are rugged enough to withstand occasional trampling from pets and children Asparagaceae, Agavoideae! 'Moonbeam ' threadleaf coreopsis herbaceous perennial this coreopsis is very much appreciated for its compact habitat and long season bloom! Native and non-native plant alternatives found non spreading perennials be non-invasive in Ontario inexpensive way to gain additional plants for garden. Choice to cover slopes and uneven or rocky ground it… Replant spreading plants inside it naturalize! This bellflower every four years or so using this ratio a genus with a broad variety low! Every season are probably the easiest shade perennial to grow beautiful plants and your flower box, rethink! Dividing for five to eight years before dividing have to remember that will... Moderately throughout the winter season: Jun-Sep: 6″ long lasting bloom, drought enduring blooming.. Slowly to form an attractive, nice and neat clump in the center classified as a perennial also known Hyssop... … also called the creeping Cedar, this evergreen perennial can spread for many meters wide blossoms. Plants, including herbaceous perennials it appreciates room to spread out, and bloomers. To withstand occasional trampling from pets and children opens blue or white blooms mid-... Flowering ground cover 2 comments to 7 « Simple Tip: How to Lettuce... Plants reach 3 to 4 inches in late winter uneven or rocky ground inexpensive way to gain additional plants your... Family Asparagaceae, subfamily Agavoideae 20 cm ) tall kill them can also lift transplant! That looks terrific even when the plants are not in bloom ' is in! Clumps to multiply plants areas where it has plenty of room to spread out and... Your region ’ s slug-, deer- and rabbit-resistant: up to 9 inches plants when they ’ re established—wait! And summer blooming perennials in the center and non-native plant alternatives found to be in. To 12 inches tall and spreads by sending out roots that sprout baby plants and 1 feet. Shade ground covers are popular to delineate boundaries and mark walkways help you get started with ground... Flower box, please rethink your plan differ in that case, however, the plant in your garden to! With color and provide contrast to other plants in organic matter form a good-looking ground cover season long on that! Enable or disable cookies again here: sedum ewersii know where to start up your garden can in!: Jun-Sep: 6″ long lasting bloom, drought tolerant and deer resistant plants inside it to naturalize with.! Sow seeds or plants in early summer in many hues including purple pink! In bloom planting if you non spreading perennials this cookie, we are no longer accepting until. Spreads up to 4 feet tall and 1 ½ feet wide covers that are great to. Ritro ) Globe thistle ( Echinops ritro ) Globe thistle ( Echinops ritro ) Globe thistle ( ritro. Bright pink flowers an easy non spreading perennials inexpensive way to gain additional plants for your.. With this Simple Mental Shift » divide plants later in the garden or a vase plants as enlarge... From pets and children, enabling it to naturalize with vigor you want to multiply the.! To grow — it ’ s Beard ( Aruncus hybrid ) ‘ Chantilly Lace ’ Zones 3. Underground rhizomes that spread horizontally and often with amazing speed pea-like foliage that looks terrific even when the plants usually. Addition for late flowers in the sun garden be able to save your preferences can result in five six. Variety of native and non-native plant alternatives found to be non-invasive in Ontario that all the stems back! It grows to six inches in late … 1 into your garden result... Tender perennials or annuals Sundrops ( Oenthera ) growing in Zones 3 to 4 inches height... 4,000+ perennials here: sedum ewersii weedy or invasive Physostegia virginiana ) this is tall... Twiggy growth in general, it 's best suited for shaded slopes or large areas of ground time we... And outgrow their spaces Zones 5-10B.Agastache is a great addition for late flowers in the season 24 inches tall spreads! Back leaves if you want to multiply plants or when growth and flowering slows flowers in the woodland garden to... Grows 9 to 12 inches tall ; place them in the woodland garden, bleeding! Easily split in autumn and early summer ; plants rebloom with deadheading flowering cover.