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Petunia

Genus

Also called solnaceae, nightshade family

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Petunia
Photo: Gabriel Collares · CC BY 4.0 · Wikimedia Commons

Fact sheet

every fact quoted from its source
Typehybrid

“most of the varieties seen in gardens are hybrids” — Petunia - Wikipedia

Days to germination6–10 days

“6-10 days at 72-77°F (22-25°C)” — How to Grow Petunias From Seed | Johnny's Selected Seeds

Germination temperature72–77 °F

“at 72-77°F (22-25°C)” — How to Grow Petunias From Seed | Johnny's Selected Seeds

LightSun

“It is essential to plant petunias in full sun” — How to Plant and Grow Petunia

Waterfrequent watering

“Container plants need daily watering” — How to Plant and Grow Petunia

Hardiness zones10, 11

“Zones 10, 11” — How to Plant and Grow Petunia

Spacing12–18 in

“12-24" for beds” — How to Grow Petunias From Seed | Johnny's Selected Seeds

Propagationseed, Stem Cuttings

“Propagation Seed, Stem Cuttings” — How to Plant and Grow Petunia

Start indoors8–10 weeks before last frost

“8 to 10 weeks” — Petunias: How to Plant, Grow, and Care for Petunias | The Old Farmer's Almanac

Transplantwhen the soil has warmed to at least 60 degrees F

“when the soil has warmed to at least 60 degrees F” — How to Plant and Grow Petunia

Ready whendeadheading to keep up a constant display of blooms

“deadheading to keep up a constant display of blooms” — How to Plant and Grow Petunia

Who grows this

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10 cultivars

Where this comes from