Start Penstemon seeds and enjoy this long-blooming Scarlet Queen. Hummingbirds also will enjoy the brilliant scarlet tubular flowers with white throats. From June to September, this Scarlet Beardtongue will reward you with non-stop blooming.
Penstemon flower care includes deadheading the spent blooms to help promote continued blooming. Also, during periods of no rainfall, deeply soak the roots of the plant every 2 - 3 weeks.
Season: Perennial USDA Zones: 8 - 10 Height: 30 inches Bloom Season: Late spring through fall Bloom Color: Scarlet Environment: Full sun to partial shade Soil Type: Well-drained soils, pH 5.8 - 6.8 Deer Resistant: Yes Latin Name: Penstemon Hartwegii
Temperature: 60 - 70F Average Germ Time: 14 - 30 days Light Required: Yes Depth: Cover lightly, the seed should be visible Sowing Rate: 2 - 3 seeds per plant Moisture: Keep seeds moist until germination Plant Spacing: 16 - 20 inches