The Story
Plant Bio
Petunia 'Priscilla' is a mounding to trailing annual, prized for its fragrant, fully double, ruffled, lavender-purple flowers. It blooms profusely from spring to frost.
This Supertunia cultivar is known for its exceptional vigor, heat tolerance, and continuous blooming without the need for deadheading. The flowers have a pleasant sweet fragrance.
Uses & Benefits:
Essentials
At a Glance
Plant Type
Annual
Height
12 inches
Width
18 inches
Light
Full Sun, Partial Sun
Zones
10
Water
Moderate
Humidity
Moderate
Lifespan
Annual
Native To
South America
Toxicity
Non-toxic to humans and pets
Bloom period
Mid-summer – Late summer
In flower about 2 months of the year
Planting
How to Grow
- Tuck seeds into moist soil in early spring.
- Mist cuttings regularly to maintain humidity.
- Place in full sun for vibrant blooms.
- Water consistently, avoiding waterlogged soil.
- Fertilize monthly with balanced fertilizer.
- Deadhead spent flowers to encourage new blooms.
Pro Tip
Use well-draining soil and ensure plenty of sunlight for best growth.
Keep It Thriving
Care Guide
Do
- Water regularly to keep soil moist 🌱
- Deadhead flowers for continuous bloom
- Fertilize monthly during growing season
- Place in full sun for optimal flowering
Don't
- Overwater to avoid root rot ❌
- Use heavy clay soil without amendment
- Expose to frost, as it’s an annual
- Neglect deadheading blooms
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Fertilize | ||||||||||||
| Pinch | ||||||||||||
| Plant |
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
Priscilla Petunia questions
What zones can Priscilla Petunia grow in?
Priscilla 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 Priscilla Petunia deer resistant?
Not reliably. Deer may browse Priscilla Petunia, especially tender spring growth — plan on repellents or fencing where pressure is high.
When does Priscilla Petunia bloom?
Priscilla Petunia 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 Priscilla Petunia need full sun?
Priscilla Petunia does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.
Is Priscilla Petunia drought tolerant?
Yes — once established (usually after the first full season), Priscilla Petunia handles dry spells with minimal watering. Water deeply its first year to build the root system that makes that possible.
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Petunia Autumn Mystery
Petunia x hybrida 'Autumn Mystery'

Petunia Picasso in Purple
Petunia x hybrida 'Picasso in Purple'
Keep exploring
Explore the genus
Hardy in your zone?
Grow Priscilla 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.

































