Zonal Geranium
Pelargonium x hortorum 'Azure Rush'
Essentials
At a Glance
Plant Type
Annual
Height
12 inches
Width
18 inches
Light
Full Sun, Partial Sun
Water
Moderate, avoid overwatering
Humidity
Average
Lifespan
Tender Perennial (grown as an annual)
Native To
South Africa
Toxicity
Toxic to dogs, cats, and horses
The Story
Plant Bio
Pelargonium x hortorum, commonly known as zonal geraniums, are tender perennials typically grown as annuals. They feature rounded, often zoned, aromatic leaves and bear large clusters of flowers from spring to frost. 'Azure Rush' is noted for its unique, vibrant violet-blue flowers and a vigorous, mounding to trailing habit. It is an excellent 'spiller' or 'filler' in containers, hanging baskets, and window boxes.
Uses & Benefits:
Marketplace
Where to Buy
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Planting
How to Grow
- Tuck seeds into well-draining soil in early spring.
- Water regularly but avoid overwatering to prevent root rot.
- Provide full sun for optimal flowering.
- Fertilize monthly with a balanced liquid feed.
- Pinch back to encourage bushier growth every 4 weeks.
- Deadhead spent flowers to promote continuous bloom.
Pro Tip
Ensure excellent drainage and full sun for best results.
Keep It Thriving
Care Guide
Do
- Water when the topsoil feels dry 🌱
- Pinch back to promote bushiness ❌
- Fertilize monthly during the growing season
- Deadhead regularly for continuous blooms
Don't
- Overwater to prevent root rot ❌
- Plant in heavy clay soil without amendments ❌
- Expose to full sun without protection in intense heat ❌
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Deadhead | ||||||||||||
| Fertilize | ||||||||||||
| Pinch | ||||||||||||
| Plant | ||||||||||||
| Propagate |
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
Zonal Geranium questions
What zones can Zonal Geranium grow in?
Zonal Geranium is hardy in USDA Zone 10. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.
Is Zonal Geranium deer resistant?
Yes — Zonal Geranium is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.
When does Zonal Geranium bloom?
Zonal Geranium typically blooms in spring to frost through late spring. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.
Does Zonal Geranium need full sun?
Zonal Geranium does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.
Is Zonal Geranium drought tolerant?
Yes — once established (usually after the first full season), Zonal Geranium handles dry spells with minimal watering. Water deeply its first year to build the root system that makes that possible.
More Pelargonium to compare
'Lord Bute' Regal Pelargonium
Pelargonium x hortorum 'Lord Bute'
Zonal Geranium 'Appleblossom'
Pelargonium x hortorum 'Appleblossom'
Midnight Ghost Geranium
Pelargonium x hortorum 'Midnight Ghost'
Zonal Geranium
Pelargonium x hortorum 'Dark Red'
Zonal Geranium
Pelargonium x hortorum 'White'
Citronella Plant
Pelargonium citrosum
Keep exploring
Explore the genus
Collections featuring this plant
Hardy in your zone?
Grow Zonal Geranium 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.
