Plant field guide
Rudbeckia (Goldsturm)
One of the most reliable and celebrated perennials available — mounds of brilliant golden daisies bloom from midsummer until frost. Perennial Plant of the Year award winner. Spreads gradually into a weed-suppressing groundcover.
Growing requirements
- Scientific name
- Rudbeckia fulgida var. sullivantii 'Goldsturm'
- Sun
- full sun
- Water
- moderate
- Height
- 18 in (46 cm) – 24 in (61 cm)
- Spread
- 18 in (46 cm) – 24 in (61 cm)
- Spacing
- 18 in (46 cm)
- Hardiness zones & minimum temperature
- USDA 3–9; average annual extreme minimum from -40°F (-40.0°C). Hardiness does not predict local frost dates.
- Difficulty
- easy
Planting & seasonal timing
Northern Hemisphere planting months: not yet verified in our database.
Northern Hemisphere pruning months: November, March.
For the Southern Hemisphere, these seasonal windows shift approximately six months. Check your local frost forecast, soil temperature, and species requirements; calendar months are not a guarantee of planting safety.
Nearly indestructible. Divide every 3–4 years to maintain vigor. Deadhead for tidiness or leave seed heads for birds. Tolerates brief drought once established. Deer resistant.
Pruning
Cut back in fall after interest fades, or leave for winter bird food. Remove old foliage in early spring before new growth.
Fertilizer
Minimal — thrives in average to poor soil
Light compost top-dress in spring
Mulch
2–3 inches organic mulch.