Great Masterwort 'Claret'
Astrantia major 'Claret'
Not currently listed at our partner nurseries.
Essentials
At a Glance
Plant Type
Perennial
Height
24 inches
Width
18 inches
Light
Full Sun, Partial Sun, Shade
Zones
4, 5, 6, 7
Water
Moderate
Humidity
Average
Lifespan
Perennial
Native To
Europe
Toxicity
Non-toxic
The Story
Plant Bio
A perennial with attractive foliage and striking flowers that creates a late summer display. The 'Claret' cultivar is known for its deep burgundy-red flowers, which stand out in the garden.
Bloom Period:
Uses & Benefits:
Marketplace
Where to Buy
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Planting
How to Grow
- Tuck seeds into moist soil in early spring for best germination.
- Water consistently to keep soil evenly moist during growing season.
- Pinch back the stems after flowering to encourage bushier growth.
- Divide clumps every 3-4 years in early spring or fall for rejuvenation.
- Apply a layer of mulch in late fall to protect roots in winter.
- Fertilize with a balanced liquid feed every 4-6 weeks during active growth.
Pro Tip
Plant in well-drained, humus-rich soil and ensure partial shade for optimal growth.
Keep It Thriving
Care Guide
Do
- Water regularly to keep soil moist but not waterlogged 🌱
- Mulch to retain soil moisture and suppress weeds
- Prune after flowering to maintain shape and encourage new growth
- Provide partial shade in hot climates
Don't
- Avoid overwatering, which can cause root rot ❌
- Don’t expose to full, harsh sunlight in hot regions
- Refrain from heavy fertilization which can lead to weak stems
- Don’t neglect dividing every few years to prevent overcrowding
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Deadhead | ||||||||||||
| Divide | ||||||||||||
| 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
Great Masterwort 'Claret' questions
What zones can Great Masterwort 'Claret' grow in?
Great Masterwort 'Claret' is hardy in USDA Zones 4–7. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.
Is Great Masterwort 'Claret' deer resistant?
Yes — Great Masterwort 'Claret' is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.
When does Great Masterwort 'Claret' bloom?
Great Masterwort 'Claret' typically blooms in early summer through early fall. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.
Does Great Masterwort 'Claret' need full sun?
Great Masterwort 'Claret' does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.
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