Blue Penstemon Flower Seeds grow into graceful perennial plants admired for their upright spikes of vivid blue to violet trumpet-shaped blooms and fresh green foliage. Commonly known as Beardtongue, Penstemon is a favorite for pollinator gardens, cottage borders, rock gardens, and dry landscapes. With its excellent drought tolerance, long flowering season, and strong ornamental value, Blue Penstemon adds vertical interest and rich color to any garden.
Premium-quality, non-GMO Blue Penstemon Flower Seeds
Produces vibrant blue tubular blooms on tall spikes
Ideal for borders, cottage gardens, rock gardens, and pollinator beds
Strong germination with hardy perennial growth
Long blooming season with excellent rebloom potential
Highly attractive to bees, butterflies, and hummingbirds
Excellent drought and heat tolerance once established
Low-maintenance and beginner-friendly flowering plant
Plant Type: Perennial
Common Name: Blue Penstemon, Beardtongue
Scientific Name: Penstemon spp.
Variety: Blue Flowering Type
GMO Status: Non-GMO
Heirloom: Yes
Growth Season: Springsummer
USDA Zones: 49
Sun Exposure: Full sun to partial shade
Soil Type: Well-drained, sandy to loamy soil
Bloom Time: Late spring to mid-summer
Plant Height: 1836 inches
Spacing: 1218 inches
Watering: Low to moderate (drought-tolerant once established)
Sowing Method: Direct sow outdoors or start indoors
Seed Preparation: Light cold stratification for 24 weeks recommended
Sowing Depth: Surface sow; lightly press into soil
Germination Time: 1430 days
Ideal Temperature: 1522C
Transplanting: Transplant outdoors once seedlings are strong and weather is mild
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