Penstemon Rocky Mountain Blue - Seeds & Bulbs
Rocky Mountain Blue
Rocky Mountain Penstemon enhances the garden twelve months of the year: Exquisite blue flower spikes are followed by graceful seed pods. In winter, evergreen basal rosettes turn from green to reddish purple, shrugging off temperatures well below zero. Colorado native. Very drought tolerant. Attracts Hummingbirds.
Average Count: 400 seeds
Flower Type: Perennial
Bloom Time: Early Summer
Height: 2' to 3'
Exposure: Full Sun or Part Shade
When to Sow Outside: Early Spring - 3 to 4 weeks before last frost or late fall up to 2 months before first fall frost.
When to Sow Inside: 6 to 8 weeks before last frost. Prefers cool soil temperatures to germinate - around 55F.
Seed Depth: 1/2" to 1"
Seed Spacing: 1"
Days to Emerge: 20 - 35
Thinning: 9" to 12" apart
NOTE: For more uniform germination, cold stratify seeds. Instructions inside of packet.