Seeds for Rock Garden Plants

AW94 Hippy Chicks ( Sempervivum Pelleted Seeds)

You will love this delightful form of Hens and Chicks in shades of lime, green, and purple,This cool grower's mix of hens and chicks includes a variety of colors—green, burgundy, gray, blue, and purple. Sempervivum Hippie Chicks are winter-hardy succulents that produce beautiful tight rosettes and send out stolons, spreading quickly. If conditions are ideal, Sempervivum Hippie Chicks shoot up flowers that attract bees.
Sempervivum Hippie Chicks are excellent structural plants for rock gardens, dry stone walls, containers, and green-roof plantings. And they are deer resistant. Low growing plant 3-5 inches tall. Perennial for zones 3-9.

JB177 Hens and Chicks ( Sempervivum Hybridum )

Commonly called Hens and Chicks these unique ground cover plants are mat-forming succulents that produce clusters of rosettes. These Sempervivum seeds produce foliages of varying shades of green, gray, and even reddish shades. This low-growing ground cover has parent rosettes that are called the "hens" and the smaller rosettes that grow from the parents are called the "chicks." Sempervivum ground cover plants are grown for the succulent foliage, but it does produce 12 inch flower stalks in the summer with blooms of pink and lavender.
Grow Sempervivum succulent plants in full sun to partial shade and in well-drained soil. In the South, Sempervivum Hens and Chicks can profit from partial shade. The rosettes die after flowering but are replaced by new rosettes on lateral runners. Sempervivum is an old-time favorite used in concrete planters on either side of the front entry or as a great ground cover plant. Great in window boxes or niches. They require little water or attention to thrive.
These outdoor succulents are known for their charming appearance and extreme durability. They resemble an unfurled rose with accenets of colors and can form dense mats that accent gardens and arrangements. Perennial for zones 3-10.

JB114 Viola labradorica purpurea

Commonly called Labrador violet, is a very low-growing perennial (1-3" high) which is typically utilized both for its small, attractive, heart-shaped, purple-tinged foliage (to 1 inch across) and its lavender-blue spring flowers. Flowers appear atop leafy stems in lat spring. Native to moist woods in the northern U.S., Canada and Greenland.
A plant of many uses, mass as a ground cover for small areas. Filler between stepping stones. Leave undisturbed and allow it to spread in native plant gardens or naturalized areas. Rock gardens.
Highly decorative dark foliage, a "Walk on" plant. Perennial, hardy to zone 3.

LET407 Grassy Bells ( Edraianthus graminifolius )

This is a great choice for tough places like atop a wall, a crevice, or any other tight spot. The tidy tufts of lustrous grassy foliage offer a refined cushion from which prostrate stems bear upward-facing, violet-blue bells gathered in abundant, ball-like clusters. It grows 4 to 6 inches tall and spreads 12 to 18 inches wide. It is hardy to zone 4.
Drought-tolerant; it is also suitable for xeriscaping. Kin to the Campanulas and found on limestone slopes from the Mediterranean to eastern Europe, this superb perennial demands well drained, even gritty, soil.

TCB048 Turkish Delight Multi-seed Pellets ( Sedum ussueiense )

Smashing deep burgundy foliage, carmine red flower umbels, for container, border, or rockery. Excellent pot plant. Grows about 6" tall, hardy to zone 3 outside.
Each multi-seed pellet contains several seeds.

3410 Edelweiss ( Leontopodium Alpinum )

Edelweiss is a favorite wildflower of the Swiss Alps, best suited to growing in a well-drained rock garden, mass ground cover planting, or alpine trough. Leontopodium Alpinum plants form a low clump of silvery grey foliage, bearing clusters of wooly white flowers with small flower heads held in stars of glistening whitish bracts in early summer.
The Edelweiss flower is good for cutting, and it can be used in fresh or dried arrangements. Europeans historically have used the Edelweiss herb as a tea to treat diarrhea and dysentery. Edelweiss herb plants are also used widely as a cosmetic cream to aid healing and control facial wrinkles.
The Edelweiss Leontopodium Alpinum plant is low-growing and makes nice compact border plants. They will sometimes self-seed and come back even stronger the following spring. Best in regions with cool summers. Drought-tolerant once established.
Perennial plant for zones 3-9.

1A431 Tahoka Daisy ( Machaeranthera tanacetifolia )

A hardy upright to sprawling annual native to the mid-western United States. This variety is easy to recognize by the dense, compact leaves which are deeply divided into many narrow segments. The flowers are a beautiful lavender, blue, purple with bright yellow centers, each at the top of a leafy stem. Cheery yellow centers make this a pleasing and showy flower that blooms earlier than the large aster family. Thriving nearly anywhere, this is a beautiful and easy plant to grow!
Excellent plant for borders, roadsides, xeriscapes, rock gardens.
Adaptable to a variety of garden conditions, it is drought-tolerant when established and an excellent choice for xeric gardens, natural or prairie gardens, meadows, hillsides, or hard to maintain areas. The plant often reseeds and grow in following years. You will enjoy its cheerful beauty and the way it attracts bees and butterflies.
For zones 3-10.

Seedman Basic Info:
Grows about 12 to 18 inches tall, will germinate in about 15-45 days depending on soil and weather conditions, germinates best if soil temperature is in the 56-65°F range.
Cover seeds about 1/8" deep, blooms from May to September.

TCB106 Table Mountain Pelleted ( Delosperma cooperi )

It only takes 4 months from seeds to enjoy this ground cover plant and the brilliant fuchsia blooms they provide. This hardy, drought-tolerant ground cover plant forms a ground-hugging carpet that faithfully blooms season after season. A mainstay of the water-saving or dry-climate garden, this hardy Ice Plant is a colorful ground cover that blooms with little to no care!
Table Mountain has foliage that is deep green, almost succulent looking and extremely shiny. The blooms are 1 - 2 inches across and cover the foliage, opening in the morning and closing in the evening. Ice Plants make a great under planting for roses and taller shrubs. They also work well in a container as long as their situation is sunny and well-draining.
Pelleted seeds for easy sowing.

Image: By Stan Shebs

LET826 Desert Spoon ( Dasylirion wheeleri )

Also known as Spoon Yucca. Dasylirion wheeleri is a moderate to slow-growing evergreen shrub with a single unbranched trunk up to 16 inches thick growing to about 5 feet tall, though often recumbent on the ground. The leaf blade is slender, gray-green, with a toothed margin. The leaves radiate from the center of the plant's apex in all directions (spherical).
The flowering stem grows above the foliage, to a height of 16 feet tall. The stem is topped by a long plume of straw-colored small flowers. The color of the flower determinate the gender of the plant, being mostly white colored for males and purple-pink for females.
It is grown as an ornamental plant, valued in xeriscaping. As it does not tolerate extended frosts, in temperate regions it is usually grown under glass. It has gained the Royal Horticultural Society's Award of Garden Merit.

The alcoholic drink sotol, the northern cousin to tequila and mezcal, is made from the fermented inner cores of the desert spoon. It is the state drink of the Mexican states of Chihuahua, Durango, and Coahuila. It was also used by the natives of the region for food and fiber. Its flower stalk can be used as a fire plow.
Cold hardy to 10 degrees. The Tarahumara and Pima Bajo peoples of the Sierra Madre Occidental of Chihuahua weave baskets from the leaves after they strip off the spines from the leaf margins. They also employ the expanded leaf bases in making large artificial flowers as holiday decorations.

JB241 Purple Robe ( Saxifraga Arendsii )

An excellent groundcover that is compact, free-flowering, and easily raised from seed. These charming perennials quickly form an evergreen verdant mat. The surface-spreading mossy leaves are evergreen for year-round effect. When your spring bloomers are starting to fade, the dense mats of Purple Robe become covered with small carmine red, cup-shaped flowers held upright on ankle-high, strong stems.

Also, known as Mossy Saxifrage or Purple Robe ground cover, Saxifrages grow well in containers, beds, rock gardens, and anywhere a low-growing, spreading ground cover plant is desired. Mossy Saxifrage plants prefer well-drained soil and full sun to partial shade conditions. Purple Robe does not do well in the hot humid areas. It is both deer and rabbit resistant.
Grows about 6 inches tall, a perennial hardy for zones 4-9. Very tiny seeds! About the size of petunia seeds.

TWT202 Rose Robe ( Saxifraga Arendsii )

What a charming little ground cover plant for cooler climates! Saxifraga seeds readily establish, and this perennial does well edging a border, spilling over a wall, or in containers. Often called Moss Saxifraga or Mossy Saxifrage, it forms a low evergreen mound of bright green leaves that bear short stems of small cup-shaped rose-pink flowers.
Prefers cool growing conditions and does not tolerate drought or hot humid weather. In warmer zones, make sure it gets afternoon shade. Saxifraga care includes trimming back the stems once their flowers fade to neaten the ground cover plants, but no other trimming is needed during the year. Rose Saxifraga will self-seed but not to the point of crowding.

Grows about 6 inches tall, a perennial hardy for zones 4-9.
Very tiny seeds! About the size of petunia seeds.

TWT109 Avalanche ( Arenaria montana )

Establish this evergreen, low-growing, vigorous perennial from seeds. Arenaria Montana is a treasured alpine or rock garden plant. It forms a low-growing evergreen cushion of dark green leaves, and it produces many white flowers during springtime. In sandy soils, this will root and spread slowly to form a patch.
Great for edging paths, between flagstones, in walls, a ground cover, or trough gardens. Plants prefer well-drained soil and full sun to partial shade. Divide these ground cover plants in spring or early fall.
Sow seeds indoors 4-6 weeks before last frost. Transplant seedlings when danger of frost as passed. Arenaria ground cover plants are fairly drought tolerant once established. Sometimes they are used as a lawn substitute. Zones 3-8, grows about 4 inches tall.

TWT153 Lamb's Ear ( Stachys Byzantina Lanata )

Start Lamb's Ear for a wonderful ground cover plant with masses of silvery, deer resistant velvet-textured leaves that stay crisp and look fresh all season. Flowers bloom on spikes that reach up to 16 inches and are lilac in color. The silvery foliage offers a cool accent for the bright greens and colors of the summer garden.
Lamb's Ear attracts bees, butterflies, and hummingbirds with its purple flower spikes in late spring and early summer.
Lamb's Ear is very adaptive. It is drought tolerant enough for a rock garden setting, and it is also a good choice for growing in hot, humid summers where some plants can lose their form. Lamb's Ear ground cover makes a perfect companion plant for a rose garden.
Grow this hardy perennial flower in full sun to partial shade and in well-drained soil. It is a reliable performer that needs little care. Lamb's Ear uses include edging the border of the garden or as a general ground cover. It is a ready self-seeder, and also spreads by roots making it ideal for ground cover. A perennial for zones 4-8, grows about 16 inches tall.

1A427 Blue Flax ( Linum lewisii )

A 2-3 foot perennial with delicate leaves and true blue sky flowers from Mar. to Sept. Native to middle to high elevations, Alaska to southern California. A good garden flower. Showy, every morning it covers itself with 1" blue flowers, hundreds per day. The leaves themselves stay at 18" or so but the flowers arise above making a total arching display 3' or so high. Use in perennial garden, rock garden, or even in a container. In areas where the snow is on the ground until March to June this plant will flower all summer.
Blue Flax was discovered by Meriwether Lewis on the Lewis and Clark Expedition in the late 1700's, thus the name. For zones 3-10.

Seedman Basic Info:
Grows about 12 to 24 inches tall, will germinate in about 15-60 days depending on soil and weather conditions, germinates best if soil temperature is in the 65-70°F range.
Cover seeds about 1/16" deep, blooms from May to September.

JB164 Sea Pink ( Armeria Maritima Splendens )

An outside flowerbed perennial that also makes a great houseplant. Also known as Sea Thrift. Sea has pink flower clusters that resemble little pom-poms. The foliage is grass-like and forms low clumps. Armeria is known as a low-maintenance perennial and is also commonly called Sea Pink.
An excellent cutflower. Attracts bees and butterflies. As an ornamental plant, Sea Thrift has already been used in our gardens for a long time. Because of the habitat requirements, it is well-suitable for rockeries, nature-near gardens, heather gardens or beach gardens. If it feels good, it sows itself and appears in many locations.
Armeria Maritima is tolerant of dry, poor and even salty soils. Armeria Sea Pink grows readily from flower seed, and does well in full sun and well-drained soil. It is very drought tolerant and an excellent choice for rock gardens.
Height: 8-10 inches. USDA Zones: 3 - 9

JB245 White Armeria ( Armeria Maritima Splendens )

Features pure white flowers growing from a dark green, grassy type foliage. They are so neat and attractive! Armeria plants tolerate drought and salt well and will grow in dry soils; however, it prefers soil that are well-drained, loamy, sandy or clay. Armeria Maritima is known as a low-maintenance perennial, and they're easy to grow from flower seeds.
A good cutflower. Attracts bees and butterflies. A versatile little flower that can be planted in containers, the rock garden or the front of the border. Height: 6 inches. USDA Zones: 3 - 7

TWT115 Ferny Corydalis ( Corydalis Cheilantifolia Manchu )

This is a wonderful perennial that can be grown from seeds. This 'Manchu' fern-leaved Corydalis is a hardy perennial that produces blooms of bright yellow. It grows about 10 inches tall and the same in width. It does best in moist, shaded conditions, and where it is happy, it will self-sow, but not in an invasive or troublesome way. Corydalis plants look wonderful growing in a rock garden or up along a rock wall. Fern Leaf Corydalis is semi-evergreen, and has bronze-tinted, fern-like foliage. In the spring, spike-like stems with yellow flowers are produced.
With some patience and care, seed can successfully germinate and produce these lovely shade-loving plants. Begin the seed germination process in late fall or early winter indoors. Start seed in a warm compost, 72F with constant humidity for at least 6 weeks. Placing the starter trays in a plastic bag will help to keep the humidity high.
After the 6 week period, move the tray of Corydalis flower seeds to a protected area outdoors where the temperatures range from 25-39F for an additional 6 week period.
Usually, the germination starts at 39F. Raise temperatures gradually up to 50F until germination is completed. Ferny Corydalis seedlings should be planted out when they are young. They do not transplant well if they are left growing in a pot for a long period.

3481 Lemon Catnip ( Nepeta cataria citriodora )

Lemon Catnip is a subspecies of the common catnip, the attraction to cats is the same. The difference lies, not only in the lemon scent but also the appearance. The plants are a bit smaller than common catnip and the foliage is a soft green rather than gray green. Tastes great in teas and has the same mild sedative effect. Blue blooms in summer attract honeybees.
Growing Lemon Catnip is a wonderful way to bring a lemony scent to your landscape or garden, and it's a reliable plant giving years of pleasure. Start these flower seeds indoors in late winter for transplanting out after frosts have passed.
A perennial best suited for zones 4-9.

Image: By Stan Shebs

3643 Desert Willow ( Chilopsis linearis )

Desert willow, Chilopsis linearis is a large deciduous shrub or small tree. Hummingbirds love this plant when in bloom and will hang around it most of the summer. Its willow like, long, narrow leaves and growth along desert washes give the desert willow its name.
The Penstemon like flowers are fragrant, pink to lavender. They appear in May and keep coming until September or frost. Likes moderate water and sun. Does best inland and in desert.
This is a great plant for a bird garden, rock garden, xeriscape or lawn specimen. Best suited for zones 6-10.

FS490 Pink Evening Primrose ( Oenothera speciosus Rosea )

What a sight to behold! This perennial is easily started with seeds, and it will become a favorite! Also called Mexican Primrose. The silky, soft pink blooms with yellow centers appear all summer long. Evening Primrose is a vigorous plant, and it produces dozens of large, showy 2 1/2 inch saucer-shaped blossoms day and night. The Showy Evening Primrose flower is replaced by long 4-angled capsule which contain numerous flower seeds. The root system is highly rhizomatous and sizable colonies can be formed at some sites. Showy Evening Primrose can spread quickly, and the large colonies can be absolutely breathtaking. It is beautiful in a naturalized setting, but also this is a wonderful plant for the front of the border or in large containers.
10" tall x 18" wide plants are care free plant for most gardens with soft pink blooms. A heat loving plant that thrives in sunny, dry areas along baking south and west facing walls and pavement areas. Spreading rapidly on shallow roots when the hot summer weather arrives, give this beauty plenty of room to grow as it will overrun smaller, less vigorous plants. Preferring unimproved, well-drained soils, this plant requires little extra water once established. Not generally recommended for gardeners living in cold, short season climates.
Perhaps best grown in areas where plants can spread without intruding on other plantings. Meadows. Wildflower gardens. Roadsides. Informal naturalized areas. Site carefully if planting in beds, borders or rock gardens.
A perennial best suited for zones 5-8.

HR154 Lavender Lady ( Lavandula angustifolia )

Perennial. Plants flower in first season. Use for bedding plants, borders in containers or in rock gardens. Delightful lavender fragrance.

HR229 English Thyme ( Thymus vulgaris )

Plant thyme in your herb garden, at the edge of a walk, along a short garden wall, or in containers. As a special garden treat, put a few along a walkway and between steps, and your footsteps will release its aroma.
It even makes a pretty patch of small ground cover. Growing thyme provides an anchor in an herb garden in areas where it is evergreen in winter. Thyme is also perfect for containers, either alone or in combination with plants that won't shade it out.
It is not only attractive in the perennial border or herb garden, but it also attracts birds, bees and butterflies to the garden as well. It is also commonly referred to as Garden Thyme or English Thyme.
This variety is often planted near vegetables to help control flea beetles and several cabbage pests.
A perennial for zones 4-9.