Arabis Species, Garden Rockcress, Mountain Rock Cress, Wall Rock Cress

Arabiscaucasica

Family
Brassicaceae (brass-ih-KAY-see-ee)
Genus
Arabis (AR-uh-biss)
Species
caucasica (kaw-KAS-ee-kuh)
Synonym
Arabis alpina subsp. caucasica
Arabis flaviflora
Sun Exposure
Full Sun
Foliage
Evergreen
Height
6-12 in. (15-30 cm)
Spacing
15-18 in. (38-45 cm)
Hardiness
USDA Zone 3a: to -39.9 °C (-40 °F)
USDA Zone 3b: to -37.2 °C (-35 °F)
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
Bloom Color
Pink
White/Near White
Bloom Time
Late Winter/Early Spring
Other Details
Category
Alpines and Rock Gardens
Perennials
Water Requirements
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
Patent Information
Propagation Methods
From herbaceous stem cuttings
From seed; sow indoors before last frost
From seed; direct sow after last frost
Seed Collecting
Allow pods to dry on plant; break open to collect seeds
Properly cleaned, seed can be successfully stored
Regional

This plant is said to grow outdoors in the following regions:

Juneau, Alaska

Sunnyvale, California

South Berwick, Maine

Eastpointe, Michigan

Minneapolis, Minnesota

Helena, Montana

Bothell, Washington

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Gardener's Notes:

2
positives
0
neutral
0
negative
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M
Bothell, WA | August 2011 | positive

I have multiple different colors of Rock Cress and I love this plant as a ground cover! Evergreen, it looks great in the winter as well ...Read More

W
Helena, MT | April 2005 | positive

Fast growing and spreading, incredibly hardy! Full bloom early April! In Montana! Some blooms even in January. Very attractive foliage al...Read More

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