Giant Coneflower
Rudbeckia maxima
Giant Coneflower is a perennial for focal point, suited to full sun and loam or moist ground, flowering Jun, Jul, Aug.
| Type | Perennial |
|---|---|
| Mature height | 180 cm |
| Spread | 75 cm |
| Aspect | full sun |
| Foliage | Deciduous |
| Hardiness | USDA 4a-9b |
| Pollinator-friendly | Yes |
| Pet-safe | Not confirmed |
Where to use it in a border
At around 180 cm, it sits best toward the back of a border, or on its own as a focal point with room around it. Give it about 75 cm of room to spread. It is hardy across USDA zones 4a to 9b, so check it suits your area before planting.
It appears in our lists of full sun, wet soil, pollinator-friendly plants.
Border Builder uses Giant Coneflower's height, spread, soil, bloom months and companions to place it in a full border plan for your own conditions, on iPhone and iPad.
Flowering through the year
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Worth knowing
- It copes with ground that stays wet, which most border plants will not.
- Its flowers are valued by bees and other pollinators.
Good companions
Plants that share its conditions and style, chosen to complement its place in the border:
- Allegheny Monkeyflowerto edge in front
- Anise Hyssopto edge in front
- Aromatic Asterto edge in front
- Bird's-foot Trefoilto edge in front
- Black-Eyed Susanto edge in front
- Blanket Flower 'Arizona Sun'to edge in front
Garden styles
Sources
Bloom timing and hardiness drawn from: