Heartleaf Crambe
Crambe cordifolia
Not currently listed at our partner nurseries.
Essentials
At a Glance
Plant Type
Perennial
Height
72 inches
Width
48 inches
Light
Full Sun
Zones
5, 6, 7, 8, 9
Water
Low to moderate
Humidity
Average
Lifespan
Perennial
Native To
Caucasus
Toxicity
Non-toxic
The Story
Plant Bio
Crambe cordifolia is a robust perennial with large, heart-shaped, grey-green leaves and tall spikes of creamy-white flowers that bloom in summer, creating a striking architectural presence in the garden. This species is notable for its drought tolerance and ability to thrive in poor, well-drained soils, making it an excellent choice for low-maintenance, resilient borders.
Bloom Period:
Uses & Benefits:
Marketplace
Where to Buy
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Planting
How to Grow
- Tuck seeds into well-draining soil in early spring
- Water gently to keep soil moist but not waterlogged
- Place in full sun for best flowering
- Thin seedlings to prevent overcrowding after sprouting
- Mulch around base to retain moisture
- Fertilize lightly during active growth period
Pro Tip
Ensure good drainage to prevent root rot and promote healthy growth.
Keep It Thriving
Care Guide
Do
- Water during dry spells 🌱
- Prune after flowering to maintain shape
- Mulch to conserve moisture
Don't
- Overwater to avoid root rot ❌
- Ignore deadheading ❌
- Plant in heavy clay soil without amendment ❌
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Pest Check | ||||||||||||
| Propagate | ||||||||||||
| Prune | ||||||||||||
| Stake |
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
Heartleaf Crambe questions
What zones can Heartleaf Crambe grow in?
Heartleaf Crambe is hardy in USDA Zones 5–9. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.
Is Heartleaf Crambe deer resistant?
Not reliably. Deer may browse Heartleaf Crambe, especially tender spring growth — plan on repellents or fencing where pressure is high.
When does Heartleaf Crambe bloom?
Heartleaf Crambe typically blooms in early summer through late summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.
Does Heartleaf Crambe need full sun?
Heartleaf Crambe does best in full sun (6+ hours).
Is Heartleaf Crambe drought tolerant?
Yes — once established (usually after the first full season), Heartleaf Crambe handles dry spells with minimal watering. Water deeply its first year to build the root system that makes that possible.
Keep exploring
Explore the genus
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Grow Heartleaf Crambe 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.
