Botanical Name: Petunia x atkinsiana
Hardiness: Grown as an annual, although perennial in USDA zones 10 and warmer.
Plant Dimensions: 8″–14″ tall
Variety Information: 1½” wide flowers in shades of red, rose, scarlet, salmon, violet, and white
Exposure: Full Sun
Bloom Period: Blooms spring to frost
Attributes: Attracts Pollinators, Good for Containers
When to Sow Outside: Not recommended.
When to Start Inside: RECOMMENDED. 10 to 12 weeks before your average last frost date. Ideal soil temperature for germination is 68°–85°F. Transplant outdoors after your average last frost date.
Days to Emerge: 15 – 30 Days
Seed Depth: Press into surface
Seed Spacing: A group of 3 seeds every 12″
Thinning: When 1″ tall, thin to 1 every 12″
Special Care: Light aids germination; do not cover with soil.