White Queen Cleome Seeds - Cleome Hassleriana, 20 seeds

Quantity: 20 Seeds / pack

White Queen cleome (Cleome hassleriana), or spider flower, carries airy clusters of pure white blooms with long, spidery stamens on tall, branching stems 3-4 feet high. Heat-loving and long-blooming, it makes a dramatic back-of-border plant and an unusual cut flower.

Why choose our seeds?

• Airy white blooms with dramatic long stamens
• Tall, heat-loving plants for the back of the border
• 20 seeds per packet

How to grow White Queen Cleome seeds

Choose Your Planting Method

• Indoors: Start indoors 4-6 weeks before the last frost.
• Outdoors: Direct sow after all danger of frost has passed.

Prepare Your Materials

• Seed-starting trays or pots (if indoors)
• Well-draining seed-starting mix
• Spray bottle for misting

Sowing the Seeds

• Sow on the surface or barely cover — seeds need light to germinate.
• Chilling seeds in the refrigerator for 2 weeks before sowing can improve germination.

Provide the Right Conditions

• Light: Bright light; full sun outdoors.
• Temperature: 68-77°F (20-25°C) for germination.

Germination

• Seedlings emerge in 10-21 days.
• Keep evenly moist until germination.

Transplanting

• Transplant after the last frost.
• Space plants 12-18 inches apart.

Care Tips

• Sun: Full sun.
• Water: Water regularly until established; tolerates heat and drier soil afterward.
• Fertilizer: Average soil is fine; avoid rich soil and heavy nitrogen.
• Pinch stem tips to encourage branching.
• Deadhead to prevent heavy self-sowing.

Bloom Time:

Blooms from summer until frost.