Verbascum Seeds – Yellow Thapsus

Grow classic Yellow Thapsus Verbascum from these premium-quality heirloom seeds. Known for its tall yellow flower spikes and soft, silvery foliage, this seasonal bloomer brings vertical beauty and a natural wildflower look to borders, meadows, and pollinator gardens. Easy to grow and drought tolerant, Verbascum thapsus thrives in sunny, well-drained areas with very little care.

Features:

• High-germination Yellow Thapsus Verbascum seeds

• Produces tall yellow flower spikes and velvety foliage

• Ideal for borders, meadows, and pollinator-friendly gardens

• Thrives in full sun and dry, well-drained soil

• Low-maintenance and excellent for beginners

Specifications:

• Seed Type: Verbascum thapsus (Yellow Thapsus variety)

• Growth Habit: Biennial or short-lived perennial

• USDA Zones: 3–9

• Season for Sowing: Spring or fall (March–May or September–October)

• Germination Time: 10–20 days; surface sow for best results

• Sunlight Requirement: Full sun

• Soil Requirements: Sandy, rocky, or average well-drained soil

• Watering Needs: Low; highly drought tolerant

• Mature Height: 3–6 feet

• Bloom Time: Summer (second year if grown as biennial)

• Maintenance: Very low; remove spent flower stalks after blooming