Hibiscus militaris Scarlet Hibiscus
Hibiscus militaris
Not currently listed at our partner nurseries.
Essentials
At a Glance
Plant Type
Perennial
Height
36 inches
Width
24 inches
Light
Full Sun
Zones
4, 5, 6, 7, 8, 9
Water
Moderate
Humidity
High
Lifespan
Perennial
Native To
Tropical regions of Asia and the Pacific
Toxicity
Non-toxic to pets and humans
The Story
Plant Bio
Hibiscus militaris is a perennial shrub known for its lush, dark green ovate leaves and striking, trumpet-shaped flowers that range from white to pale pink, often with a central eye or contrasting markings. This species is valued for its ability to attract pollinators such as butterflies and hummingbirds, and it thrives well in warm climates with well-drained soil.
Bloom Period:
Uses & Benefits:
Marketplace
Where to Buy
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Planting
How to Grow
- Tuck seeds into moist soil in spring
- Mist cuttings regularly to maintain humidity
- Ensure soil is well-draining and rich in organic matter
- Transplant seedlings after last frost, typically 6 weeks
- Water deeply once a week during dry periods
- Apply a balanced fertilizer monthly during growth season
Pro Tip
Use well-draining soil and provide full sun for best blooms.
Keep It Thriving
Care Guide
Do
- Water deeply during dry spells 🌱
- Prune to shape after flowering
- Apply organic fertilizer monthly
Don't
- Avoid overwatering to prevent root rot ❌
- Do not prune in late fall or winter
- Keep away from dense shade
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Fertilize | ||||||||||||
| Pest Check | ||||||||||||
| Prune |
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
Hibiscus militaris Scarlet Hibiscus questions
What zones can Hibiscus militaris Scarlet Hibiscus grow in?
Hibiscus militaris Scarlet Hibiscus is hardy in USDA Zones 4–9. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.
Is Hibiscus militaris Scarlet Hibiscus deer resistant?
Not reliably. Deer may browse Hibiscus militaris Scarlet Hibiscus, especially tender spring growth — plan on repellents or fencing where pressure is high.
When does Hibiscus militaris Scarlet Hibiscus bloom?
Hibiscus militaris Scarlet Hibiscus typically blooms in mid-summer through late summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.
Does Hibiscus militaris Scarlet Hibiscus need full sun?
Hibiscus militaris Scarlet Hibiscus does best in full sun (6+ hours).
Is Hibiscus militaris Scarlet Hibiscus drought tolerant?
Yes — once established (usually after the first full season), Hibiscus militaris Scarlet Hibiscus handles dry spells with minimal watering. Water deeply its first year to build the root system that makes that possible.
More Hibiscus to compare
Midnight Marvel Swamp Hibiscus
Hibiscus moscheutos 'Midnight Marvel'
Rose of Sharon Hibiscus
Hibiscus syriacus 'Azurri Blue Satin'
Pink Chiffon Rose of Sharon
Hibiscus syriacus 'Pink Chiffon'
Blue Chiffon Rose of Sharon
Hibiscus syriacus 'Blue Chiffon'
Confederate Rose
Hibiscus paramutabilis
White Chiffon Hibiscus
Hibiscus syriacus 'White Chiffon'
Keep exploring
Explore the genus
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Grow Hibiscus militaris Scarlet Hibiscus 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.
