100 Cosmos Dazzler Seeds – Deep Red Annual Flower, Pollinator Friendly

Cosmos Dazzler is a striking annual flower prized for its deep red blooms that stand out in any garden border, cutting garden, or wildflower planting. The rich crimson petals surround a contrasting center, creating a bold display from summer through fall. These easy-to-grow flowers attract pollinators and add vibrant color to mixed beds and meadow-style landscapes.

With their open, daisy-like form, Dazzler cosmos are a favorite for cut flower arrangements and are equally at home in informal cottage gardens. The plants are heat tolerant and thrive in full sun, making them a reliable choice for gardeners seeking long-lasting seasonal color with minimal fuss.

Plant Features

• Deep red blooms on upright, branching plants
• Long bloom season from midsummer to frost
• Attracts bees, butterflies, and other pollinators
• Excellent for cut flowers and garden borders
• Easy to grow from seed; suitable for beginners

Growing Information

• Botanical Name: Cosmos bipinnatus
• Plant Type: Annual
• Sunlight: Full sun
• Soil: Average, well-drained soil
• Water Requirements: Moderate; drought tolerant once established
• Growth Habit: Upright, branching
• Bloom Season: Summer to fall
• Mature Height: 36–48 inches
• Spacing: 12–18 inches apart

Planting & Care

Sow cosmos seeds directly outdoors after the last frost date, or start them indoors 4–6 weeks before transplanting. Lightly press seeds into the soil surface and keep moist until germination; cosmos seeds need light to germinate, so do not cover them deeply. Thin seedlings to the recommended spacing once they are a few inches tall.

Cosmos performs best in full sun and average, well-drained soil. Water regularly during dry spells, but avoid overwatering. Tall varieties may benefit from staking in windy areas. Deadhead spent blooms to encourage continued flowering and to prevent unwanted self-seeding.

What's Included

100 Cosmos Dazzler seeds for planting.