Obedient Plant Purple – Seeds (Physostegia virginiana)

Obedient Plant Purple (Physostegia virginiana) is a hardy perennial prized for its tall spikes of tubular purple flowers that bloom from mid-summer to early autumn. Known for its upright habit and easy-to-grow nature, this variety adds vertical interest to borders, cottage gardens, and perennial beds. Attractive to pollinators such as bees and butterflies, it provides long-lasting color and a striking presence in any sunny garden.

Why Grow "Obedient Plant Purple"

• Tall spikes of vibrant purple tubular flowers

• Long flowering season from mid-summer to early autumn

• Hardy, low-maintenance perennial

• Pollinator-friendly and ideal for vertical interest

Key Features

• Type: Perennial (Physostegia virginiana)

• Height: 60–90 cm

• Flowering: Mid-summer to early autumn

• Position: Full sun to partial shade

• Uses: Borders, cottage gardens, perennial beds, pollinator gardens

Ideal For

• Adding height and structure to borders and beds

• Cottage-style and perennial garden designs

• Pollinator-friendly planting schemes

• Long-lasting summer and autumn floral displays

Sowing & Growing

• Sow indoors: February–April in trays or pots

• Sow outdoors: April–May after frost

• Germination: 10–20 days at 18–22°C

• Thin seedlings 30–40 cm apart

• Prefers well-drained soil in full sun to partial shade

• Mulch in winter for protection in colder regions