Geranium macrorrhizum Plant Data Family Name: Geraniaceae Common Name: bigroot geranium Other Name(s): Geranium macrorrhizum Hardiness Zones: Zone 2: (-46 to -40 C) Flowering Time: May, Jun, Flowering Color: Pink, Leaf Form: Simple, Leaf Arrangement: Basal, Leaf Shape: Orbicular, PlantSomething BC Garden Centre Listings No members have selected this plant.