The Story
Plant Bio
Aquilegia caerulea, commonly known as Colorado blue columbine, is characterized by its stunning two-tone flowers and delicate, lacy foliage. The 'Rose Queen' cultivar features pink and white blooms, attracting pollinators.
The 'Rose Queen' cultivar is notable for its unique rose-like flower coloration, differentiating it from other forms of Aquilegia caerulea.
Uses & Benefits:
Essentials
At a Glance
Plant Type
Perennial
Height
24 inches
Width
12 inches
Light
Partial Sun, Shade
Zones
4, 5, 6, 7, 8
Water
Moderate
Humidity
Average
Lifespan
Perennial
Native To
North America
Toxicity
All parts are poisonous if ingested
Bloom period
Late spring – Early summer
In flower about 2 months of the year
Planting
How to Grow
- Tuck seeds into well-draining soil in early spring for best germination.
- Mist cuttings lightly to maintain soil moisture during propagation.
- Plant in partial shade to protect from harsh afternoon sun.
- Water regularly, keeping soil moist but not waterlogged.
- Apply organic fertilizer in early spring to promote healthy growth.
- Divide mature clumps every 3-4 years in early spring for rejuvenation.
Pro Tip
Use a mix of compost and loam soil for optimal growth and vibrant blooms.
Keep It Thriving
Care Guide
Do
- Water consistently to keep soil moist 🌱
- Mulch around plants to retain moisture and suppress weeds
- Deadhead spent flowers to encourage more blooms
Don't
- Avoid overwatering, which can cause root rot ❌
- Do not expose to harsh midday sun in hot climates
- Refrain from heavy fertilizing late in the season
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Deadhead | ||||||||||||
| Pest Check | ||||||||||||
| Spring Cleanup |
Watch Out For
Pests & Diseases
Common Pests
Common Diseases
In the Garden
Landscape Uses & Companions
Landscape Uses
Companion Plants
Multiply
Propagation Methods
Good to Know
Common Questions
Rocky Mountain Columbine questions
What zones can Rocky Mountain Columbine grow in?
Rocky Mountain Columbine is hardy in USDA Zones 4–8. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.
Is Rocky Mountain Columbine deer resistant?
Yes — Rocky Mountain Columbine is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.
When does Rocky Mountain Columbine bloom?
Rocky Mountain Columbine typically blooms in late spring through early summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.
Does Rocky Mountain Columbine need full sun?
Rocky Mountain Columbine does best in part shade.
More Aquilegia to compare
Columbine Mix
Aquilegia x hybrida 'Mix'
Columbine Double Flowers
Aquilegia vulgaris 'Double Flowers'
Melba Higgins Columbine
Aquilegia x hybrida 'Melba Higgins'
Columbine McKana Hybrids
Aquilegia vulgaris 'McKana Hybrids'
Biedermeier Columbine
Aquilegia vulgaris 'Biedermeier'
Tequila Sunrise Columbine
Aquilegia x hybrida 'Tequila Sunrise'
Keep exploring
Explore the genus
Hardy in your zone?
Grow Rocky Mountain Columbine with confidence
See it in a design of your actual yard, get zone-matched care reminders, and track it season by season in your garden journal.