Rubenza Cosmos Seeds - Drought Tolerant, Cut Flower, 50+ seeds

Cosmos (Cosmos bipinnatus) are fast-growing, low-maintenance annuals that brighten any garden with their daisy-like flowers in shades of pink, white, and crimson. With tall airy stems and feathery foliage, Cosmos add a wildflower charm to borders, beds, and containers. They thrive in poor soil, attract bees and butterflies, and make excellent cut flowers for long-lasting arrangements.

Seed Information

• Type: Flower Seeds
• Common Name: Cosmos
• Genus: Cosmos
• Life Cycle: Annual
• Features: Easy to grow, colorful daisy-like blooms, drought tolerant once mature, pollinator friendly, great for cut flowers
• Season of Interest: Summer through fall
• Indoor/Outdoor: Outdoor
• Sunlight: Full sun
• Cultivating Difficulty: Easy
• Watering: Light to moderate
• Climate: Temperate, Mediterranean, Humid Subtropical, Semiarid
• Growth Habit: Upright, 2–5 ft tall, feathery foliage
• Soil Type: Well-draining, tolerates poor soil
• Soil pH: 6.0–7.0
• Planting Time: Spring after last frost

Growing Instructions

• When to Plant: Direct sow outdoors after frost danger has passed; or start indoors 4–6 weeks early
• Soil: Well-draining soil, low fertility is best
• Sunlight: Full sun (6+ hours daily)
• Watering: Light to moderate, avoid overwatering
• Spacing: 12–18 inches apart
• Germination: 7–14 days at 65–70°F (18–21°C)
• Bloom Season: Summer to frost
• Tips: Deadhead regularly to extend blooming; stake taller varieties to prevent wind damage