Sunset®: 1-10, 12-24
USDA: 5-10
Frost Tolerance: Hardy in Phoenix
Heat Tolerance: Winter growing in Phoenix, killed by the heat
Sun Exposure: Light shade
Origin: Europe
Growth Habits: Perennial, grown as annual in Phoenix, rosette 10 inches wide (25 cm)
Watering Needs: Keep soil moist
Propagation: Seeds and root divisions
Culture:
Primroses like acid soil, rich in organic matter. Peat moss is a good additive, and should be used to fortify your soil before planting them.
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