Heracleum mantegazzianum Plant Data Family Name: Apiaceae Common Name: giant hogweed Other Name(s): Heracleum mantegazzianum Hardiness Zones: Zone 3: (-40 to -34 C) Plant Code: hema Fruit Color: Brown, Flowering Time: May, Jun, Flowering Color: White, Leaf Form: Simple, Lobed, Leaf Arrangement: Alternate, Leaf Shape: Ovate, PlantSomething BC Garden Centre Listings No members have selected this plant.