Deep Red Petunia
Petunia x hybrida 'Deep Red'
Not currently listed at our partner nurseries.
Essentials
At a Glance
Plant Type
Annual
Height
12 inches
Width
18 inches
Light
Full Sun, Partial Sun
Water
Moderate
Humidity
Prefers moderate humidity
Lifespan
Annual
Native To
South America
Toxicity
Non-toxic to humans and pets
The Story
Plant Bio
Petunia x hybrida, or garden petunia, is a popular tender perennial, typically grown as an annual, prized for its wide array of flower colors, forms, and long blooming season from spring until frost. This cultivar is distinguished by its intense, uniform deep red coloration and a vigorous, often trailing or mounding habit. It offers excellent performance through the summer heat.
Uses & Benefits:
Marketplace
Where to Buy
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Planting
How to Grow
- Tuck seeds into moist soil in early spring.
- Keep soil consistently moist during the growing season.
- Place in full sun for best flowering results.
- Fertilize every 2-3 weeks with a balanced liquid fertilizer.
- Pinch back to encourage bushier growth after seedlings establish.
- Deadhead spent flowers regularly for continuous bloom.
Pro Tip
Ensure good drainage to prevent root rot and promote healthy growth.
Keep It Thriving
Care Guide
Do
- Water regularly to keep soil moist but not waterlogged 🌱
- Fertilize biweekly during peak growth
- Pinch back to encourage bushiness
Don't
- Avoid overwatering to prevent root rot ❌
- Don’t let soil dry out completely
- Avoid excessive fertilization which can reduce flowering
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Deadhead | ||||||||||||
| Fertilize | ||||||||||||
| Pinch | ||||||||||||
| Plant | ||||||||||||
| 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
Deep Red Petunia questions
What zones can Deep Red Petunia grow in?
Deep Red Petunia 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 Deep Red Petunia deer resistant?
Not reliably. Deer may browse Deep Red Petunia, especially tender spring growth — plan on repellents or fencing where pressure is high.
When does Deep Red Petunia bloom?
Deep Red Petunia typically blooms in late spring to fall through late summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.
Does Deep Red Petunia need full sun?
Deep Red Petunia does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.
Is Deep Red Petunia drought tolerant?
Yes — once established (usually after the first full season), Deep Red Petunia handles dry spells with minimal watering. Water deeply its first year to build the root system that makes that possible.
More Petunia to compare
Petunia Honey
Petunia x hybrida 'Honey'
Petunia Royal Velvet
Petunia x hybrida 'Royal Velvet'
Garden Petunia
Petunia x hybrida 'Mix'
Supertunia Vista Bubblegum Petunia
Petunia x hybrida 'Vista Bubblegum'
Petunia Picasso in Purple
Petunia x hybrida 'Picasso in Purple'
Petunia
Petunia x hybrida 'Neon'
Keep exploring
Explore the genus
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Hardy in your zone?
Grow Deep Red Petunia 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.
