Does rock cress come back every year?
Rock cress will bloom the second spring after planting and every year after that. Regular pruning to remove dead flowers will keep the plant healthy and encourage new growth.
Is rock cress invasive?
Though they don’t tend to be invasive, you can control where you want more rock cress by sprinkling the seeds. In areas with warm, humid summers, rock cress may have a shorter life-span. Plant them in part-shade to increase the longevity.
Are rock cress and creeping thyme the same?
Thyme and Rock Cress are about the same height and thrive in nooks and crannies. Creeping phlox and Rock Cress can both be tucked between stepping stones. The white flowers of Candytuft pair well with Rock Cress.
Is rock cress the same as Aubretia?
Rock Cress, False Rockcress, Lilacbush, Rainbow Rockcress, Alyssum Deltoideum. Native to the Mediterranean region, Aubrieta is a very cold hardy alpine plant that deserves a spot in sunny gardens. Grows up to 4-9 in tall (10-22 cm) tall with a spread of 1-2 ft (30-60 cm).
How long does it take rock cress to grow?
Seeds have a long germination period, requiring two to three weeks. For indoor starts, try a seedling germination mat. Established plants can be propagated by division of the rootballs. Ideal plant spacing is 15″ -18″.
How long does rock cress flower for?
four to six weeks
They bloom four to six weeks, which is twice as long as the popular creeping phlox. Plants rarely grow taller than 6 inches and may spread as far as 24 inches.
Does rock cress bloom all summer?
Its masses of four-petaled blooms all but hide its fine, dense green evergreen leaves; in spring and early summer it “mutates” into waves of violet, pink, or white, forming cascades over walls and rock borders.
Is creeping thyme invasive?
The foliage of the creeping thyme generally has a pretty fine texture, and it usually spreads out quickly all around the garden. Before you know it, the plant will start producing flowers that are of different colors. These plants don’t really have to be invasive as long as you know how to care for them.
What grows well with rock cress?
Some of the more popular ones include Arabis, candytuft, perennial alyssum, pasque flower, and cushion spurge. All of these are great companions for bulbs that, like rock cress, prefer well-drained, slightly alkaline soil and full sun.
Will deer eat rock cress?
Virtues: We love rock cress because it is a drought-tolerant, early-flowering groundcover that works well in rock gardens, as edging or in combination with early spring bulbs. Deer resistant. Botanical name:Arabis alpina subsp. caucasica.
How do I start rock cress?
Rock Cress are grown from seeds. They can be directly seeded into your flower garden, or seeded indoors for transplanting later. Sow Rock Cress seeds early in the season and cover lightly with 1/8″ of fine garden or potting soil. Seeds have a long germination period, requiring two to three weeks.
