Bidwill's Coral Tree
Erythrina x bidwillii
Essentials
At a Glance
Plant Type
Shrub
Height
120 inches
Width
120 inches
Light
Full Sun
Zones
8, 9
Water
Moderate once established
Humidity
Prefers moderate humidity
Lifespan
Decades
Native To
Garden origin
Toxicity
Toxic if ingested, especially seeds
The Story
Plant Bio
Erythrina x bidwillii is a deciduous shrub or small tree known for its striking, bold red flowers and distinctive, three-lobed foliage that creates an eye-catching display during the flowering season. This hybrid cultivar is especially valued for its vibrant, large red flower spikes that attract hummingbirds and pollinators, making it a popular choice for ornamental gardens and wildlife habitats.
Bloom Period:
Uses & Benefits:
Marketplace
Where to Buy
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Planting
How to Grow
- Tuck seeds in well-draining soil in spring
- Water regularly until established, about 6 weeks
- Place in full sun for optimal flowering
- Fertilize monthly during active growth
- Prune lightly after flowering to maintain shape
- Mulch around base to retain moisture
Pro Tip
Use well-draining soil and full sun for best results
Keep It Thriving
Care Guide
Do
- Water deeply during dry periods 🌱
- Prune after flowering to shape the plant
- Apply a balanced fertilizer monthly during growing season
- Mulch to conserve moisture and suppress weeds
Don't
- Avoid overwatering to prevent root rot ❌
- Don’t prune in late fall or winter
- Refrain from fertilizing during dormancy
- Do not expose to cold drafts
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Fertilize | ||||||||||||
| Prune | ||||||||||||
| Winter Prep |
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
Bidwill's Coral Tree questions
What zones can Bidwill's Coral Tree grow in?
Bidwill's Coral Tree is hardy in USDA Zones 8–10. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.
Is Bidwill's Coral Tree deer resistant?
Not reliably. Deer may browse Bidwill's Coral Tree, especially tender spring growth — plan on repellents or fencing where pressure is high.
When does Bidwill's Coral Tree bloom?
Bidwill's Coral Tree 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 Bidwill's Coral Tree need full sun?
Bidwill's Coral Tree does best in full sun (6+ hours).
Is Bidwill's Coral Tree drought tolerant?
Yes — once established (usually after the first full season), Bidwill's Coral Tree handles dry spells with minimal watering. Water deeply its first year to build the root system that makes that possible.
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