Grow Bluestem Penstemon (Penstemon cyanocaulis) with these 100mg seeds! A low-growing native perennial with vivid blue tubular flowers, perfect for dry gardens, pollinator borders, and rocky or sandy soils. Drought-tolerant and hardy. Vibrant Blue Flowers ? Tubular blooms from spring into early summer Compact Native Species ? Ideal for small spaces and borders Supports Pollinators ? Attracts native bees and butterflies Drought-Tolerant ? Great for xeriscapes and dry slopes 100mg of Seeds Included ? Cold stratification improves germination Common Name: Bluestem Penstemon Scientific Name: Penstemon cyanocaulis Color: Blue to violet flowers Soil Type: Sandy or rocky, well-drained Sunlight: Full sun Watering: Low; drought tolerant once established Growth Habit: Low-growing, clumping perennial Planting Season: Fall or early spring (cold stratification recommended) Days to Maturity: 1?2 years Plant Type: Herbaceous perennial USDA Zone: 4?8