Danish Oil Plant
Plectranthus barbatus 'grandis'
Not currently listed at our partner nurseries.
Essentials
At a Glance
Plant Type
Perennial
Height
36 inches
Width
24 inches
Light
Full Sun, Partial Sun
Zones
7, 8, 9
Water
Moderate
Humidity
Average
Lifespan
Perennial in suitable zones
Native To
South Africa
Toxicity
Toxic to pets and humans if ingested
The Story
Plant Bio
Plectranthus barbatus 'grandis' is known for its aromatic foliage and showy blue flowers, making it a popular choice for gardens. This cultivar is particularly noted for its vigorous growth and ability to withstand drought conditions.
Bloom Period:
Uses & Benefits:
Marketplace
Where to Buy
We couldn't find this plant listed online right now.
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Planting
How to Grow
- Choose a well-draining soil mix for planting.
- Tuck cuttings into moist soil and keep warm for 4 weeks.
- Water regularly but avoid waterlogging to prevent root rot.
- Provide bright, indirect sunlight for optimal growth.
- Fertilize monthly during the growing season with a balanced fertilizer.
- Mulch around the base to retain moisture and suppress weeds.
Pro Tip
Use softwood cuttings in spring for faster rooting success.
Keep It Thriving
Care Guide
Do
- Keep soil moist but not soggy 🌱
- Provide bright, indirect sunlight
- Apply balanced fertilizer monthly during growth
Don't
- Avoid overwatering to prevent root rot ❌
- Don’t expose to frost or freezing temperatures
- Refrain from heavy pruning during dormancy
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Fertilize | ||||||||||||
| Propagate | ||||||||||||
| 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
Danish Oil Plant questions
What zones can Danish Oil Plant grow in?
Danish Oil Plant is hardy in USDA Zones 7–9. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.
Is Danish Oil Plant deer resistant?
Yes — Danish Oil Plant is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.
When does Danish Oil Plant bloom?
Danish Oil Plant typically blooms in late summer through early fall. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.
Does Danish Oil Plant need full sun?
Danish Oil Plant does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.
Is Danish Oil Plant drought tolerant?
Yes — once established (usually after the first full season), Danish Oil Plant handles dry spells with minimal watering. Water deeply its first year to build the root system that makes that possible.
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Lobster Flower
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El Brighto Coleus
Plectranthus scutellarioides 'ColorBlaze El Brighto'
Keep exploring
Explore the genus
Collections featuring this plant
Hardy in your zone?
Grow Danish Oil Plant 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.
