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Rock Rose

Helianthemum nummularium

Cistaceae · perennial · introduced

Last updated

Data Coverage 1 of 6 dimensions
Site Data
Threats
Cultivars
Phenology
GDD Thresholds
Puget Sound

Quick Facts

Growth Rate
Fast
Light
Sun to Part Shade
Soil
Moist
Water
Moderate
Hardiness
Zone Zones 5a–8b
Bloom Time
May to June