Denver Daisy Black-Eyed Susan
Rudbeckia x 'Denver Daisy'
This plant was developed to celebrate the 150th anniversary of the city of Denver. Dark brown petals radiate outward from a dark brown cone, while the outer edges of the petals are cheery yellow. Abundant flowers create an eye-catching display. Attracts butterflies and compliments! Heat tolerance and strong stems guarantee success in extreme conditions. Tender perennial.
| Key feature: | Long Bloom Season |
| Plant type: | Perennial |
| Garden styles: | Cottage, Rustic |
| Deciduous/evergreen: | Herbaceous |
| Cold hardiness zones: | 5 - 9 |
| Light needs: | Full sun |
| Water Needs: | Needs regular watering - weekly, or more often in extreme heat |
| Average landscape size: | Fast grower to 18 to 24 in. tall and wide. |
| Growth rate: | Fast |
| Flower attribute: | Long Bloom Season |
| Special feature: | North American Native Selection |
| Flower color: | Yellow |
| Blooms: | Blooms mid- to late summer. |
| Foliage color: | Green |
| Item no.: | 6083 |
| Retailers for this plant: |
Care Information
Follow a regular watering schedule during the first growing season to establish a deep, extensive root system. For a neat appearance, remove old foliage before new leaves emerge. Divide clumps every 2 to 3 years in early spring.
History
The Denver Daisy is a hybrid Rudbeckia from a Colorado native plant, Rudbeckia hirta. Celebrated as the flower of the City of Denver, this plant was introduced to commemorate the 150th anniversary of the founding of Denver.
Lore
A 2009 Plant Select® award recipient. Plant Select® is a collaboration of Colorado State University, Denver Bonanic Gardens, and the green industry, helping gardeners and horticultural professionals transform the American landscape to a vibrancy inspired by our western regional landscape.
This plant was developed to celebrate the 150th anniversary of the city of Denver. Dark brown petals radiate outward from a dark brown cone, while the outer edges of the petals are cheery yellow. Abundant flowers create an eye-catching display. Attracts butterflies and compliments! Heat tolerance and strong stems guarantee success in extreme conditions. Tender perennial.
Care Information
Follow a regular watering schedule during the first growing season to establish a deep, extensive root system. For a neat appearance, remove old foliage before new leaves emerge. Divide clumps every 2 to 3 years in early spring.
History
The Denver Daisy is a hybrid Rudbeckia from a Colorado native plant, Rudbeckia hirta. Celebrated as the flower of the City of Denver, this plant was introduced to commemorate the 150th anniversary of the founding of Denver.
Lore
A 2009 Plant Select® award recipient. Plant Select® is a collaboration of Colorado State University, Denver Bonanic Gardens, and the green industry, helping gardeners and horticultural professionals transform the American landscape to a vibrancy inspired by our western regional landscape.
| Key feature: | Long Bloom Season |
| Plant type: | Perennial |
| Garden styles: | Cottage, Rustic |
| Deciduous/evergreen: | Herbaceous |
| Cold hardiness zones: | 5 - 9 |
| Light needs: | Full sun |
| Water Needs: | Needs regular watering - weekly, or more often in extreme heat |
| Average landscape size: | Fast grower to 18 to 24 in. tall and wide. |
| Growth rate: | Fast |
| Flower attribute: | Long Bloom Season |
| Special feature: | North American Native Selection |
| Flower color: | Yellow |
| Blooms: | Blooms mid- to late summer. |
| Foliage color: | Green |
| Item no.: | 6083 |
