Penstemon (Penstemon Hartwegii Scarlet Queen) – If you enjoy attracting beneficial insects to your landscape, start Penstemon seeds and enjoy this long-blooming Scarlet Queen Penstemon. 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 the continued blooming. Also, during periods of no rainfall, deeply soak the roots of the plant every 2 – 3 weeks.
Penstemon will tolerate and even thrive in poor soils, but it susceptible to disease when the soil does not drain well. For cool climates, position Scarlet Beard Tongue plants in full sun, but in the hotter climates some partial shade is good. In areas of frost free, mild winters, Penstemon Beard Tongue will grow as a perennial and as an annual in other zones.
Growing Penstemon from flower seeds: Penstemon hartwegii seeds do not need a cold treatment to improve germination as some Penstemon species require. The Penstemon seed can be started indoors in starter trays or small pots in late winter. The flower seeds can be pressed into the soil but not covered. Keep the Penstemon seeds moist. Before transplanting once frost have passed, harden off the Penstemon seedlings for 10 days or more. At the time of transplanting, pinching back the Penstemon plant will promote a bushier grow habit.
Flower Specifications
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
Planting Directions
Temperature: 60 – 70F
Average Germ Time: 14 – 30 days
Light Required: Yes
Depth: Cover lightly, seed should be visible
Sowing Rate: 2 – 3 seeds per plant
Moisture: Keep seeds moist until germination
Plant Spacing: 16 – 20 inches
Materials: seed,flowers,Penstemon hartwegii,Tubular Bells Red
| Size | 20 Seeds, 50 Seeds, 500 Seeds, 2000 Seeds |
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