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Tidal Wave Purple

Petunia
Zone 1b Save Garden

Planting Schedule

Add Tidal Wave Purple to your garden to build a schedule and get reminders.
Botanical illustration of Tidal Wave Purple
70d to harvest

Velvety, tidal waves of rich purple bloom pour over the edge of containers with a spellbinding, near-ink depth—each flower softly luminous against the foliage. Tidal Wave Purple forms a fast, trailing-spreading mound that stays lush and floriferous through the season, with a delicate, satin-like petal texture that catches the light as it drapes. Ideal for cascading displays, it’s a showstopper for hanging baskets and window boxes, delivering nonstop color and graceful spill from early summer onward.

Crop Dates

Growing note: Zone 1b has only 61 frost-free days — shorter than this crop's 70-day maturity. Outdoor planting is not viable; use protected cultivation.
MilestoneDate
Last FrostJun 1st
Growing ApproachProtected Environment Only

Crop Details

TraitValue
Days to Maturity70
Sun RequirementsFull SunFull sun
Growth HabitSpreading
Support NeededNone
Planting DepthSurface
Germination Temp (°F)70
Min Soil Temp (°F)50
Min Night Temp (°F)35
Harden Off (days)7

Today's Conditions

Wait until soil reaches at least 50°F before transplanting Tidal Wave Purple.

Garden Alerts

Zone 1b has only 61 frost-free days — shorter than this crop's 70-day maturity. Outdoor planting is not viable; use protected cultivation.

Recommended Companions

Durango Red Marigold
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Inca II Marigold
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Frequently Asked Questions

How often should I water Petunia × atkinsiana during the main growing phase?
During active growth, keep the soil evenly moist but not soggy—water when the top 1 inch of soil feels dry. Petunias (Solanaceae) in containers often need more frequent watering, typically daily in hot weather, while in-ground plants may only need a couple times per week depending on rainfall. If blooms suddenly wilt and leaves feel limp, water promptly and then let excess water drain away rather than leaving the roots in standing moisture.
How do I know when Petunia × atkinsiana is ready to harvest, and what exactly should I harvest?
Petunia × atkinsiana is generally grown for flowers, not seed; it’s “ready” to harvest as soon as plants produce fully open, vibrant blooms (often around the 70-day schedule from sowing to first quality flowering). Harvest by snipping individual open flowers (or small clusters) in the morning before heat and use them fresh. Regular deadheading—removing spent blooms—also signals the plant to keep producing new flowers.
Botanical illustration of Tidal Wave Purple

Velvety, tidal waves of rich purple bloom pour over the edge of containers with a spellbinding, near-ink depth—each flower softly luminous against the foliage. Tidal Wave Purple forms a fast, trailing-spreading mound that stays lush and floriferous through the season, with a delicate, satin-like petal texture that catches the light as it drapes. Ideal for cascading displays, it’s a showstopper for hanging baskets and window boxes, delivering nonstop color and graceful spill from early summer onward.

Today's Conditions

Wait until soil reaches at least 50°F before transplanting Tidal Wave Purple.

Garden Alerts

Zone 1b has only 61 frost-free days — shorter than this crop's 70-day maturity. Outdoor planting is not viable; use protected cultivation.

Sowing Tips

Soil Temperature

Direct sow or transplant when soil at planting depth holds 50°F for reliable germination and early growth.

Expert Note

For best “cascading mound” performance, pinch lightly once early growth is established and keep soil evenly moist but not soggy.