Seed Prep:
- Soak seeds in warm water for 4–6 hours.
- Cold stratification: After soaking, place seeds in a moist paper towel and refrigerate for 7–10 days.
- Check every other day: If seedlings sprout in the fridge, remove them gently and plant immediately.
When to Sow:
• Indoors: Start 8–10 weeks before last frost.
• Outdoors: After last frost, or sow in late fall for spring blooms.
Light:
• Requires full sun (6+ hours/day)
• Tolerates light afternoon shade in hot zones
Soil:
• Well-drained, fertile soil
• Ideal pH: 6.2–7.0
Sowing Instructions:
• Surface sow – do not cover; press gently into soil
• Needs light to germinate
• Maintain 65–70°F (18–21°C)
• Germinates in 7–28 days
Watering:
• Keep soil evenly moist during germination
• Reduce frequency once established
Spacing:
• Thin or transplant 6–12 inches apart
Tips:
• Pinch back young plants to encourage fullness
• Deadhead to prolong bloom time
• Prefers cooler weather – ideal for spring & fall gardens
• Attracts pollinators & hummingbirds