Rudbeckia subtomentosa
Sweet Coneflower
USDA Hardiness Zone 3
A milder yellow color than most Rudbeckias with a purple/black cone.
Taller cousin of the traditional Black-Eyed Susan displays a very long bloom season.
Height
36-72 Inches
Spread
18-24 Inches
Bloom Time
July-August
Homeowner Growing and Maintenance Tips
Will reseed freely.
When to Divide
early spring or fall, divide every 3 years to retain vigor
Good Companions
Blanket Flower (Gaillardia grandiflora), Russian Sage (Perovskia atriplicifolia), Fountain Grass (Pennisetum alopecuroides), Bluemist Shrub (Caryopteris clandonensis), Yarrow (Achillea ), Moor Grass (Molina caerulea), White Snakeroot (Eupatorium rugosum)Characteristics & Attributes
Attracts Wildlife
| • | Butterflies |
Attributes & Uses
| • | Cut Flowers |
Exposure
| • | Full Sun |
Foliage Color
| • | Green |
Season of Interest (Flowering)
| • | Fall |
| • | Summer |
Season of Interest (Foliage)
| • | Fall |
| • | Summer |
Soil Moisture Preference
| • | Well-drained |
