Perennial Rockcress
Arabis perennans
Last reviewed: July 2026
Light
part sun
Water
low
Size
4"–16" H × 2"–6" W
Bloom
Apr, May, Jun
Native to
WY
Pollinators
bees, beetles
Browse plants for this ecoregion
Arabis perennans is a low-growing native perennial that forms compact clumps with small white or pale pink flowers in spring and early summer. This rock cress species stays quite narrow and works well as a groundcover or in rock gardens where it won't spread aggressively.
In an HOA neighborhood
Perennial Rockcress is an HOA-friendly choice. Maintenance level: low. Tidiness: 3 out of 5.
Works well in: foundation, mid zone.
- Very small size may appear insignificant in larger landscapes
- Unknown winter appearance could be problematic
Wildlife value
The spring blooms provide nectar for native bees and beneficial beetles during early season when few other flowers are available.
Common questions
- How much sun does Perennial Rockcress need?
- Perennial Rockcress grows best in part sun conditions.
- When does Perennial Rockcress bloom?
- Perennial Rockcress blooms in April, May, and June.
- Where is Perennial Rockcress native?
- Perennial Rockcress (Arabis perennans) is native to WY, per the USDA PLANTS Database and regional native plant society lists.
- What pollinators does Perennial Rockcress attract?
- Perennial Rockcress draws bees and beetles.
- Is Perennial Rockcress HOA-friendly?
- Perennial Rockcress is generally an HOA-friendly choice in the right placement, with low maintenance.
Native range data from the USDA PLANTS Database and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.
Ready to grow Perennial Rockcress? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.
Not sure where to start? Take the 2-minute yard quiz