Cosmos Seeds – Yellow

Bring cheerful color to your garden with Yellow Cosmos Seeds, a classic heirloom variety known for easy growth, soft daisy-like blooms, and excellent adaptability in various garden conditions. These non-GMO seeds produce vibrant yellow flowers that attract butterflies and beneficial pollinators, making them a perfect choice for cottage gardens, borders, walkways, and cut-flower arrangements.

Whether you are a beginner gardener or an experienced grower, Yellow Cosmos thrive with minimal care, offering long-lasting blooms from summer through fall. Their ability to tolerate light shade makes them ideal for spots that do not receive full sun all day.

Features

• Heirloom Yellow Cosmos variety

• Grows well in full sun to partial shade

• Heat- and drought-tolerant once established

• Produces bright yellow blooms perfect for pollinator gardens

• Ideal for beds, borders, and cut-flower displays

• Non-GMO seeds with high germination

• Easy to grow for all skill levels

Specifications

Common Name: Cosmos
Botanical Name: Cosmos sulphureus (Yellow variety)
Seed Type: Heirloom, Non-GMO
Growth Habit: Upright annual
Bloom Color: Yellow
Height: 18–36 inches
Spread: 12–18 inches
Light Requirements: Full sun to partial shade
Soil Type: Well-drained soil
Water Needs: Low to moderate
Bloom Season: Summer to fall

Planting Details

• Sowing Method: Direct sow or start indoors

• Germination Time: 7–14 days

• Days to Bloom: 60–90 days

• Planting Depth: 1/4 inch

• Spacing: 10–12 inches

Best Growing Season (USA)

• Start Indoors: February–April

• Direct Sow Outdoors: April–June (after last frost)

• Blooming Months: June–October

USDA Hardiness Zones

• Zones: 2–11 (grown as an annual)