Bigroot Geranium, Bigroot Cranesbill (Geranium macrorrhizum)

Bigroot Geranium, Bigroot Cranesbill
Scientific Name: Geranium macrorrhizum L.
Family: Geraniaceae

Show Larger Picture Recommended Temperature Zone:
sunset: All Zones
USDA: 4a-8b

Minimum Avg. Temperature: 50°F (10°C)
Heat Tolerance: Questionnable in Phoenix, in summer
Sun Exposure: Part shade
Origin: Eastern Europe
Growth Habits: Perennial, 8 to 10 inches tall (20-25 cm), up to 3 feet wide (90 cm), fragrant leaves, spreads by underground stolons
Watering Needs: High to moderate
Propagation: Division, root cuttings

The real geraniums are not to be confused with the 'Garden Geranium' which has been moved to the genus Pelargonium (a long time ago, actually). Real geraniums are dainty, unshowy plants, mostly with simple flowers, blooming in summer. Their flowers are fragile, and are not good cut flowers.

Bigroot Geranium, Bigroot Cranesbill (Geranium macrorrhizum)

Cultural Practices:
They tend to produce too much growth in soil that are too fertile, so average soils are better.

Blooming Habits:
Pink flowers in late spring. Different colored varieties exists with white to magenta flowers.

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