Penstemon Seeds – Hartwegii

Penstemon Hartwegii Seeds are a reliable choice for gardeners who want to enjoy vibrant color and long-lasting blooms. Known for their tubular flowers and upright growth, these plants attract pollinators and add striking beauty to landscapes. They thrive in sunny conditions and are well-suited for borders, beds, and garden displays.

Features:

• Produces vibrant, tubular blooms in striking shades

• Upright growth habit, ideal for borders and garden beds

• Attracts pollinators, adding life and activity to your garden

• Hardy and adaptable, suitable for a range of soil conditions

• Excellent choice for seasonal garden color displays

Specifications:

• Common Name (US): Penstemon

• Variety: Hartwegii

• Life Cycle: Perennial (grown as annual in cooler climates)

• Height: 18–24 inches

• Light Requirement: Full sun to partial shade

• Soil Requirement: Well-drained soil, moderate fertility

• Season: Best sown in spring after last frost or late summer for fall planting

• USDA Zones: 5–9

• Blooming Season: Late spring to early fall

• Sowing Depth: Lightly cover seeds, press into soil

• Germination Time: 14–21 days

• Planting Months (by Zone):

  • Zones 5–6: Start indoors in early spring; transplant after frost

  • Zones 7–9: Direct sow in spring or late summer