1 / 3Key characteristics
- Family
- Ranunculaceae
- Height
- 2 to 4 feet
- Width
- 1 to 2 feet
- Flower color
- Purplish-blue with white centers
- Foliage color
- Green
- Bloom time
- Early to mid-summer
- Light
- Full sun to partial shade
- Water
- Moderate
- Maintenance
- Moderate; staking may be necessary to support tall flower spikes; deadhead spent blooms to encourage reblooming
- Growing zone
- USDA zones 3 to 8
- Wildlife
- Attracts butterflies and hummingbirds; deer and rabbit resistant
Perennials
Delphinium elatum 'Highlander Bolero'
Highlander Bolero Candle Larkspur
Delphinium elatum 'Highlander Bolero' is a beautiful herbaceous perennial that features dense spikes of double, frilled purplish-blue flowers. These blooms, which appear from early to mid-summer, are highlighted by a white "bee" at their center and can have up to 60 petals. The sturdy flower spikes and extended blooming period make it a great choice for adding vertical interest to garden borders or as a stunning cut flower.
Works well in
- Borders
- Cottage Gardens
- Pollinator Gardens
- Hummingbird Gardens
- Cut Flower Gardens
Companion plants
Hellebores · Hardy geraniums · Hostas · Ferns · Astilbes · Foxgloves
Design tip
Summer flowers carry the middle of the season, so place it where the bed needs color once spring bulbs fade. Because it is easy about light, use it to carry a planting from a sunny end of the bed into the shadier side.
More perennials

Amsonia orientalis 'Blue Ice'
Blue Ice Bluestar
Blooms pale periwinkle blue
Full sun to partial shade

Corydalis flexuosa ‘Porcelain Blue’
Hillier Porcelain Blue Corydalis
Blooms sky blue with a white throat
Partial shade to full shade

Pulmonaria ‘Trevi Fountain’
Trevi Fountain Lungwort
Blooms deep blue
Partial shade to full shade
Pulmonaria ‘Pink-a-Blue’
Pink-a-Blue Lungwort
Blooms pink buds open to blue flowers, giving a two-toned effect
Prefers partial to full shade