Rock Garden Plants

Mixed Ice Plant Collection (Delosperma)

Rock Garden Plants

Gardening with small perennials offers so many creative options. You can plant a traditional rock garden or simply fill a tiny space with these small but colorful plants. All are easy to grow, needing only a well-drained and a not-too-rich soil. They are also superb when used in container gardens and placed around patios and porches.

To choose the best plants for your garden, use our filters at left.

To choose the best plants for your garden, use our filters below.

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  1. Nepeta faassenii Select Blue

    Nepeta 'Select Blue' (Select Blue Catmint) is a fantastic xeric perennial with dramatic lavender-blue flowers and handsome gray-green foliage. A recurrent bloomer, the first flush of...

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    Select Blue Nepeta Select Blue Catmint Nepeta faassenii Select Blue
    As low as $9.99 Sale $9.49
    Per Plant - 2.5" Pot
    Nepeta 'Select Blue' (Select Blue Catmint) is a fantastic xeric perennial with dramatic lavender-blue flowers and handsome gray-green foliage. A recurrent bloomer, the first flush of flowers comes in late spring, and again later in summer. A long-lived, easily grown perennial, this is an excellent plant for beginners.
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  2. Lavandula angustifolia Thumbelina Leigh

    Thumbelina Leigh is a robust dwarf growing English variety with plump, deep lavender-blue flower spikes, and a strong, sweet fragrance. Maturing to a height of about 15 inches, it is...

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    Thumbelina Leigh Dwarf English Lavender Thumbelina Leigh Dwarf English Lavender Lavandula angustifolia Thumbelina Leigh
    As low as $12.49
    Per Plant - 2.5" Pot
    Thumbelina Leigh is a robust dwarf growing English variety with plump, deep lavender-blue flower spikes, and a strong, sweet fragrance. Maturing to a height of about 15 inches, it is one of the most compact cultivars in cultivation.
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  3. Blue and White Veronica pectinata, Veronica pectinata, Blue Woolly Speedwell

    Veronica pectinata (Woolly Speedwell) is one of our finest groundcovers. Growing with long stems of wooly evergreen foliage, the plants cover themselves with blue blooms, aging to la...

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    Blue Woolly Veronica Blue Woolly Speedwell Veronica pectinata
    As low as $7.99
    Per Plant - 2.5" Pot
    Veronica pectinata (Woolly Speedwell) is one of our finest groundcovers. Growing with long stems of wooly evergreen foliage, the plants cover themselves with blue blooms, aging to lavender-blue flowers in early to mid-spring. 2" tall x 18" wide.
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  4. Lavandula angustifolia 'Wee One', Photo Courtesy of Plant Select

    Lavandula angustifolia Wee One is a special dwarf English Lavender that blooms with a wonderful display of short blue flower spikes only 10" tall. It is the most compact Lavender cul...

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    Wee One Dwarf English Lavender Wee One Dwarf English Lavender Lavandula angustifolia Wee One
    As low as $9.99
    Per Plant - 5" Deep Pot
    Lavandula angustifolia Wee One is a special dwarf English Lavender that blooms with a wonderful display of short blue flower spikes only 10" tall. It is the most compact Lavender cultivar in cultivation.
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  5. Blue and Purple Lavandula angustifolia Royal Velvet, Lavandula angustifolia Royal Velvet, Royal Velvet English Lavender

    ‘Royal Velvet’ English Lavender (Lavandula angustifolia Royal Velvet) is very showy in bloom. It is covered with long stemmed, dark navy blue and lavender flower spikes. The 3 to...

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    Royal Velvet English Lavender Royal Velvet English Lavender Lavandula angustifolia Royal Velvet
    Sale Price I Save 10%
    $11.99 Sale $10.79
    Per Plant - 5" Deep Pot
    ‘Royal Velvet’ English Lavender (Lavandula angustifolia Royal Velvet) is very showy in bloom. It is covered with long stemmed, dark navy blue and lavender flower spikes. The 3 to 4-inch long flower spikes, which are much longer than ‘Hidcote’, hold their dark color superbly as a dried flower.
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  6. Pink Agastache cana Rosita, Agastache cana Rosita, Rosita Hummingbird Mint

    Rosita was selected for its smaller size and dense spikes of raspberry-red flowers (50% more flowers than the typical Agastache cana). It blooms for several months beginning in early...

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    Rosita Agastache Rosita Hummingbird Mint (Hyssop) Agastache cana Rosita
    As low as $11.99 Sale $11.39
    Per Plant - 5" Deep Pot
    Rosita was selected for its smaller size and dense spikes of raspberry-red flowers (50% more flowers than the typical Agastache cana). It blooms for several months beginning in early to mid-summer. A High Country Gardens introduction.
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  7. Blue and Purple Lavandula angustifolia Munstead Violet, Lavandula angustifolia Munstead Violet, Munstead Violet English Lavender

    This exclusive HCG selection of English lavender has some of the darkest colored flowers youll ever see making it a stand-out in your garden! Faster growing than other dark colored L...

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    Munstead Violet English Lavender Munstead Violet English Lavender Lavandula angustifolia Munstead Violet
    As low as $10.99 Sale $9.89
    Per Plant - 5" Deep Pot
    This exclusive HCG selection of English lavender has some of the darkest colored flowers youll ever see making it a stand-out in your garden! Faster growing than other dark colored Lavender selections like 'Hidcote'.
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  8. Fallugia paradoxa seed head with bee. Photo courtesy of Emmis Oure

    Apache Plume is one of our showiest native western shrubs. Beginning in late spring and continuing through summer the plant blooms with single white flowers that set fluffy pink seed...

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    Apache Plume (Fallugia) Apache Plume Fallugia paradoxa
    Sale Price I Save 10%
    $12.99 Sale $11.69
    Per Plant - 5" Deep Pot
    Apache Plume is one of our showiest native western shrubs. Beginning in late spring and continuing through summer the plant blooms with single white flowers that set fluffy pink seed heads. Drought resistant/drought tolerant plant (xeric).
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  9. Lavandula angustifolia Mitcham Gray Lavender, 63116P

    Mitcham Gray is a rarely offered cultivar of English lavender similar to 'Hidcote Superior' with a compact growth habit, dark lavender-blue flower spikes, and gray-green foliage. But...

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    Mitcham Gray English Lavender Mitcham Gray English Lavender Lavandula angustifolia Mitcham Gray
    $10.99
    Per Plant - 5" Deep Pot
    Mitcham Gray is a rarely offered cultivar of English lavender similar to 'Hidcote Superior' with a compact growth habit, dark lavender-blue flower spikes, and gray-green foliage. But it is a faster grower than the slow-to-mature 'Hidcote Superior'.
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  10. Sedum Autumn Fire Fall Color, Red and Pink Sedum Autumn Fire, Autumn Fire Stonecrop

    Autumn Fire is an improved form of Sedum 'Autumn Joy' that is larger growing, has larger flower heads and is longer blooming. The flat heads of rose-pink flowers appear in late summe...

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    Autumn Fire Sedum Autumn Fire Stonecrop Sedum Autumn Fire
    Sale Price I Save 5%
    $10.99 Sale $10.44
    Per Plant - 5" Deep Pot
    Autumn Fire is an improved form of Sedum 'Autumn Joy' that is larger growing, has larger flower heads and is longer blooming. The flat heads of rose-pink flowers appear in late summer. Leave the faded flowers on the plant for added winter interest.
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  11. Lavandula angustifolia Hidcote Superior Photo Courtesy of Walter's Gardens Inc

    Lavandula angustifolia Hidcote Superior (Hidcote Superior Lavender) is sweetly fragrant, uniformly compact and blooms with darkly colored lavender-blue flower spikes in late spring....

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    Hidcote Superior English Lavender Hidcote Superior English Lavender Lavandula angustifolia Hidcote Superior
    As low as $10.99
    Per Plant - 5" Deep Pot
    Lavandula angustifolia Hidcote Superior (Hidcote Superior Lavender) is sweetly fragrant, uniformly compact and blooms with darkly colored lavender-blue flower spikes in late spring.
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  12. Red and Orange Agastache Coronado Red, Agastache Coronado Red, Coronado Red Hummingbird Mint

    Coronado Red® Hyssop (Agastache Pstessene Coronado® Red) is a distinctive selection of Hummingbird Mint with silver-green foliage and spikes of orange-red flowers. This Agastache p...

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    Coronado® Red Agastache Coronado® Red Hummingbird Mint (Hyssop) Agastache aurantiaca Pstessene
    As low as $10.99 Sale $10.44
    Per Plant - 5" Deep Pot
    Coronado Red® Hyssop (Agastache Pstessene Coronado® Red) is a distinctive selection of Hummingbird Mint with silver-green foliage and spikes of orange-red flowers. This Agastache plant has a very vertical habit and blooms beginning in mid-summer. A 2009 Plant Select winner. Drought resistant perennial plant (xeric).
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  13. Lavandula angustifolia Buena Vista with bee, Photo courtesy of Emmis Oure

    Buena Vista is a compact English lavender with deep blue bi-colored flower spikes. A hard-to-find, twice blooming cultivar flowers in late spring and again in September. Sweetly frag...

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    Buena Vista English Lavender Buena Vista English Lavender Lavandula angustifolia Buena Vista
    Sale Price I Save 10%
    $11.99 Sale $10.79
    Per Plant - 5" Deep Pot
    Buena Vista is a compact English lavender with deep blue bi-colored flower spikes. A hard-to-find, twice blooming cultivar flowers in late spring and again in September. Sweetly fragrant flowers and foliage. Drought resistant/drought tolerant plant (xeric).
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  14. Sporobolus heterolepis Prairie Dropseed Photo Courtesy of Walter's Gardens Inc.

    Prairie Dropseed Grass (Sporobolus heterolepis) is considered to be one of our most ornamental native species. It has graceful, fine-textured foliage with see-through fall seed heads...

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    Prairie Dropseed Grass Prairie Dropseed Grass Sporobolus heterolepis
    As low as $11.99 Sale $11.39
    Per Plant - 3.25" Pot
    Prairie Dropseed Grass (Sporobolus heterolepis) is considered to be one of our most ornamental native species. It has graceful, fine-textured foliage with see-through fall seed heads. An excellent performer in a wide range of conditions and soil types.
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  15. Munro's Globe Mallow (Sphaeralcea)

    Orange Globe Mallow (Sphaeralcea munroana) brings a blast of bright orange to the mid-summer garden. A xeric perennial native to the Great Basin of the Western US, this rugged plant...

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    Munro's Globe Mallow (Sphaeralcea) Munro's Globe Mallow Sphaeralcea munroana
    As low as $10.99 Sale $9.34
    Per Plant - 2.5" Pot
    Orange Globe Mallow (Sphaeralcea munroana) brings a blast of bright orange to the mid-summer garden. A xeric perennial native to the Great Basin of the Western US, this rugged plant thrives in the most challenging hot, sunny dry garden conditions. Drought resistant/drought tolerant plant (xeric).
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  16. White Anthemis tinctoria Susanna Mitchell, Anthemis tinctoria Susanna Mitchell, Susanna Mitchell Marguerite Daisy

    24-30" tall x 24" wide. Susanna Mitchell blooms most of the summer with large, creamy white daisies. A vigorous and easy-to-grow, It's attractive, fine textured foliage shows off the...

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    Susanna Mitchell Marguerite Daisy (Anthemis) Susanna Mitchell Marguerite Daisy Anthemis tinctoria Susanna Mitchell
    Sale Price I Save 10%
    $9.99 Sale $8.99
    Per Plant - 5" Deep Pot
    24-30" tall x 24" wide. Susanna Mitchell blooms most of the summer with large, creamy white daisies. A vigorous and easy-to-grow, It's attractive, fine textured foliage shows off the flowers to great advantage. Drought resistant/drought tolerant plant (xeric).
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  17. Greek Yarrow

    Greek Yarrow is a low growing perennial with attractive evergreen, silver foliage and a late spring display of bright white flowers on short stems. An excellent small scale groundcov...

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    Greek Yarrow Greek Yarrow Achillea ageratifolia
    Sale Price I Save 5%
    $7.99 Sale $7.59
    Per Plant - 2.5" Pot
    Greek Yarrow is a low growing perennial with attractive evergreen, silver foliage and a late spring display of bright white flowers on short stems. An excellent small scale groundcover for planting in hot, sunny conditions. Drought resistant/drought tolerant plant (xeric).
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  18. Salvia microphylla Hot Lips, Hot Lips Sage Bloom

    Hot Lips Littleleaf Sage (Salvia microphylla 'Hot Lips') is a long-blooming Sage that blooms all summer with eye-catching red and white bicolor flowers. The nectar-rich flowers attra...

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    Hot Lips Salvia Hot Lips Sage Salvia microphylla Hot Lips
    Sale Price I Save 5%
    $10.99 Sale $10.44
    Per Plant - 5" Deep Pot
    Hot Lips Littleleaf Sage (Salvia microphylla 'Hot Lips') is a long-blooming Sage that blooms all summer with eye-catching red and white bicolor flowers. The nectar-rich flowers attract hummingbirds and other pollinators.
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  19. Marrubium rotundifolium Photo Courtesy Of Plant Select

    Silver Edged Horehound is one our very best xeric groundcovers for poor soil areas with hot, sunny growing conditions. The soft felted leaves are green with a bright silver underside...

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    Silver Edged Horehound (Marrubium) Silver Edged Horehound Marrubium rotundifolium
    As low as $8.99
    Per Plant - 2.5" Pot
    Silver Edged Horehound is one our very best xeric groundcovers for poor soil areas with hot, sunny growing conditions. The soft felted leaves are green with a bright silver underside that curls up to give the leaves a silver edge. Drought resistant/drought tolerant plant (xeric).
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  20. Delosperma cooperi, Cooper's Hardy Ice Plant

    Delosperma cooperi (Coopers Hardy Ice Plant) is covered with large magenta-pink flowers for much of the summer. A perfect groundcover where easy-care, high color is on the wish-list....

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    Cooper's Hardy Ice Plant Cooper's Hardy Ice Plant Delosperma cooperi
    As low as $6.99 Sale $6.29
    Per Plant - 2.5" Pot
    Delosperma cooperi (Coopers Hardy Ice Plant) is covered with large magenta-pink flowers for much of the summer. A perfect groundcover where easy-care, high color is on the wish-list. It grows vigorously, creating a succulent carpet of color.
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