Impatiens wallerana

Quick facts and care essentials

• Warm-season
• Annual
• Partial to full shade
• Regular watering

Invaluable for providing months of color in sites too shady for most other annuals. Flowers are single or double and come in every color but blue. Dwarf varieties grow 4 to 12 inches high; space these 6 inches apart. Tall kinds reach 2 feet; space 1 foot apart.