Black Rock-Moss
Andreaea rupestris
Last reviewed: July 2026
Light
part shade
Water
medium
Size
1"–4" H × 1"–4" W
Bloom
N/A
Native to
AL, AR, CA, CT and 26 more states
Browse plants for this ecoregion
Andreaea rupestris is a tiny moss that forms dense, dark green cushions on rocks and stone surfaces. This diminutive plant creates neat, velvety patches that stay green year-round and requires minimal care once established.
In an HOA neighborhood
Black Rock-Moss is an HOA-friendly choice. Maintenance level: low. Tidiness: 4 out of 5.
Works well in: front yard, foundation, street edge, mid zone.
Wildlife value
This moss provides minimal direct wildlife value as it lacks flowers and produces microscopic spores rather than attracting pollinators.
Common questions
- How much sun does Black Rock-Moss need?
- Black Rock-Moss grows best in part shade conditions.
- Where is Black Rock-Moss native?
- Black Rock-Moss (Andreaea rupestris) is native to AL, AR, CA, CT and 26 more states, per the USDA PLANTS Database and regional native plant society lists.
- Is Black Rock-Moss HOA-friendly?
- Black Rock-Moss 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 Black Rock-Moss? 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