Trollius x cultorum Superbus (Globe Flower)

Illuminating the late spring and early summer garden, Trollius x cultorum ‘Superbus’ (Globe Flower) is an upright herbaceous perennial with attractive, long-stemmed, bowl-shaped, lemon-yellow flowers, 2 in. across (5 cm), resembling double buttercups.

Illuminating the late spring and early summer garden, Trollius x cultorum 'Superbus' (Globe Flower) is an upright herbaceous perennial with attractive, long-stemmed, bowl-shaped, lemon-yellow flowers, 2 in. across (5 cm), resembling double buttercups. Borne on erect stalks, the elegant blooms rise above a clump of deeply divided, toothed, rich green leaves. This perennial thrives in damp environments where it brings cheerfully its brightly colored blossoms. Spectacular in mass plantings!

  • Recipient of the prestigious Award of Garden Merit of the Royal Horticultural Society
  • Easily grows up to 2 ft. tall (60 cm) and 18 in. wide (45 cm).
  • A full sun to part shade lover, Globe Flower is best grown in humusrich, consistently moist soils. This plant will thrive in boggy, poorly-drained soils. Dislikes dry soils and hot summers.
  • Globe Flower is very versatile and can be used in moist beds, borders, along streams, ponds, or in bog gardens.
  • A low-maintenance plant that is fairly disease and pest free. Watch out for powdery mildew.
  • Cut back after flowering and apply a balanced liquid fertilizer to promote more blooms. Clumps may be easily divided in fall or early spring.
  • Deer and rabbit resistant!

Requirements

Hardiness 3
– 8

Heat Zones 5
– 8

Climate Zones 1, 2, 3, 4, 5, 6, A2, A3
Plant Type Perennials
Plant Family Trollius – Globe Flowers
Exposure Full Sun, Partial Sun
Season of Interest Spring (Late)Summer (Early)
Height 1'
– 2'
(30cm
– 60cm)
Spread 1'
– 2'
(30cm
– 60cm)
Spacing 18″ (45cm)
Water Needs High
Maintenance Low
Soil Type Clay, Loam
Soil pH Acid, Alkaline, Neutral
Soil Drainage Poorly Drained
Characteristics Cut Flowers, Plant of Merit, Showy
Tolerance Clay Soil, Deer, Rabbit, Wet Soil
Attracts Butterflies, Hummingbirds
Garden Uses Beds and Borders, Bog Gardens, Ponds and Streams
Garden Styles Informal and Cottage, Prairie and Meadow