Penstemon Firecracker
Penstemon eatonii
Perennial. Firecracker blooms with brilliance as early as April, and is the only red penstemon to be found as far north as Utah. It lives up to its name, with fiery red tubular flowers amassed on tall spikes. Very heat and drought tolerant, perfect for a sunny, rocky slope or wildflower garden. Deer resistant.
Full sun. Blooms late spring to early summer.
Height: 2' - 3' tall
Days to Emerge: 14 - 21 Days
Seed Depth: 1/8"
Seed Spacing: A group of 6 seeds every 8" - 10"
Thinning: When 2" tall, thin to 1 every 8" - 10"
When to sow outside: 2 to 4 weeks before average last frost or late fall, or up to 2 months before average first fall frost.
When to start inside: 6 to 8 weeks before average last frost. Cooler soil temperatures are preferred (around 55° F).
Special germination instructions: Stratification is recommended for optimum germination. (See inside for details.)
Artist: Carolyn Crawford