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A picture of a Sweet Coneflower

Sweet Coneflower

Rudbeckia subtomentosa

Rudbeckia subtomentosa Henry Eilers 001 by Ram-Man (CC BY-SA 2.5)

Full Sun
Moderate care
Moderate watering
Frost Hardy

H7-H5

RHS hardiness

-20°C

Minimum temperature

Expected size

Height
Spread

1m

Max

1m

50cm

Min

50cm

2 years to reach maturity

Flowering

  • spring
  • summer
  • autumn
  • winter

Sweet Coneflower Overview

Rudbeckia subtomentosa is a rhizomatous, perennial species with an upright, clumping habit. Foliage is toothed, grey-green and this species has ribbed stems. Flowers are daisy-like, with many narrow, yellow petal rays and dark brown central disc cones, flowers are produced densely on branched stems.

Common problems with Sweet Coneflower

How to propagate Sweet Coneflower

Division

Divide in spring.

Special features of Sweet Coneflower

Attractive flowers

Attracts useful insects