Tidal Wave Cherry

Petunia

70d to harvest

A tidal surge of color spills over the edge—Tidal Wave Cherry blooms in velvety, cherry-red rosettes with a soft, luminous sheen that catches the light like stained glass. The trailing habit forms a dense, spreading cascade, creating a plush carpet of flowers that stays showy through the season. Ideal for hanging baskets and window boxes, it delivers nonstop ornamental impact with a rich, romantic presence all its own.

Crop Dates

Milestone	Date
Start Indoors	Direct Sow
Last Frost	May 19th
Transplant / Sow Outdoors	May 19th
Harvest Begins	Jul 28th
Harvest Ends	Sep 21st

Crop Details

Trait	Value
Days to Maturity	70
Sun Requirements	Full Sun
Growth Habit	Spreading
Support Needed	None
Planting Depth	Surface
Germination Temp (°F)	70
Min Soil Temp (°F)	60
Min Night Temp (°F)	50
Harden Off (days)	7

Recommended Companions

Durango Red Marigold

Red Gem Marigold

Frequently Asked Questions

How often should I water during the main growing phase for Petunia × atkinsiana?

During active growth (roughly after transplanting until about mid-season), keep the root zone evenly moist but not waterlogged—water when the top 1 inch of soil feels dry. In full sun, this often means watering about 1–2 times per week, but hot, windy conditions may require more frequent watering; the goal is consistent moisture to prevent bud drop and wilting. Ensure drainage is excellent so excess water can’t sit around the crown.

How do I know when Tidal Wave petunia is ready to “harvest” or cut back?

Petunia × atkinsiana is grown for continuous blooms rather than a one-time harvest, so “ready” means flowers are fully open and richly colored. Start deadheading as soon as blooms fade to trigger fresh flowering; you’ll notice new buds forming within a week or two after deadheading. If growth becomes leggy or flowering slows, cut plants back by about one-third to jump-start a new flush of blooms.