Trollius europaeus ‘Superbus’ Globeflower Bartosz Cuber / CC BY-SA 3.0 Description Finely divided foliage surrounding stems of solitary, globe-shaped, buttercup-yellow flowers. Large lemon-yellow globes on 15-18" stems in May. Remove spent flower stalks to extend bloom. Prefers moist, heavy soils. Prefers part sun. Characteristics Hardiness Zone: 5-9 Light requirements: Sun/Part Shade Height: 24" Native: No Sizes & Prices Size: 1 GALLON $13.98 Other Information All Globeflower Globeflower Trollius europaeus 'Superbus' Zone: 5-9 Sun/Part Shade HT: 24" Globe Flower Trollius x cultorum 'Lemon Queen' Zone: 4-8 Sun/Part Shade HT: 18-20"