It was just planted in our display bed in spring of 2002.ĩ. It likes full sun for at least ½ day, and is moderately drought tolerant. It blooms generously over a long period in spring on stalks to 10”, the hooded flowers being cream or pale yellow, often with light purple hoods or markings, and will rebloom if deadheaded. Scutellaria supina makes 3”-6” high mounds of ½” matte green leaves that are deeply viened and attractively notched. In midsummer, flowering stems elongate to 9” high, each with a finely cut white flower producing a delicious and powerful perfume. Dianthus petraeus noeanus (Jasmine Dianthus) forms compact cushions of narrow leaves to 12” in diameter. Aethionema grandiflora is very beautiful, evergreen, and has proved successful in many Boulder-area gardens. Loves sun and seems to thrive on drought. In May, the ends of the branches burst into bloom with small, fragrant pink flowers that smother the plant, continuing into June. Aethionema grandiflora, a species of Lebanon Stonecress, is an 8”–10” tall sub-shrub, spreading to 10”-12” wide, with very blue foliage. ![]() Makes an excellent groundcover for dwarf bulbs and could be used between stepping-stones, or to edge a walk. It is evergreen, with insignificant, tiny flowers. Herniaria glabra (Rupturewort) has rich, dark green foliage 1” tall. The rosy red-pink star-like flowers are held on leafed stalks several inches above the rosettes, and the rosette that blooms will die after flowering.ĥ. They make tight clusters of rosettes covered with white “webbing”, ½ – 3” tall, evergreen, eventually filling in densely, crowding out weeds. Sempervivum arachnoides and other ‘Cobweb Hen & Chicks’ look good in all seasons, but are filling in very slowly. ![]() It held up well in the heat of 2002 its drought tolerance is yet unknown.Ĥ. cooperi with iridescent, salmon-pink flowers, vigorous, compact and floriferous, to 2” tall. It is reported to be a dwarf sport of the hardy iceplant D. Delosperma ‘Kelaides’ was planted in the spring of 2002. ![]() It is native to the mountains of Arizona.ģ. Erigeron scopalinus (Rock Daisy) is a 1”-2” mat-forming rock garden plant, 8”-12” in diameter with tiny green leaves and sparkling white, daisy flowers just above the foliage. Filled in quickly and looked good all year.Ģ. The flowers, on stalks to 6”-12” tall are 11/2” daisies with pale lavender rays and yellow centers, blooming June to November. Erigeron glaucus ‘Olga’ is a dense, dark green rosette, 3” – 4” high and 5”-10” diameter. The groundcovers in this half of the demonstration area use half as much water as bluegrass or lessġ. This half of the test area uses a quarter the water of bluegrass Xeriscape Groundcovers Display and Test Beds This half of the test area uses half the water of bluegrass
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