Botanical Interests
Rubenza Cosmos Seeds
Rubenza Cosmos Seeds
Free shipping on orders over $79
Couldn't load pickup availability
Product Details
Product Details
Deeply colored 3" blooms are beauteous in contrast when paired with white flowers and silver-foliage plants. A Fleuroselect Novelty award winner, this cosmos is a real standout in the garden or a vase, and butterflies love them, too. Blooms start out red-wine colored and turn to dusky rose as they age. Growing cosmos is an easy way to add color to your garden, as they require little attention and are drought tolerant.
Your hardiness zone is
- Variety Info
- Sowing Info
Variety Info
Family: Asteraceae
Type: Cosmos (Learn more)
Native: Mexico and Arizona
Hardiness: Annual
Exposure: Full sun
Bloom Period: Summer to frost
Plant Dimensions: 24"–32" tall, about 28" wide
Variety Info: Flowers up to 3" start out deep wine-red, turning to rose as they age.
Attributes: Attracts Butterflies, Attracts Hummingbirds, Attracts Pollinators, Cut Flower, Drought Tolerant
Sowing Info
When to Sow Outside: RECOMMENDED. 1 to 2 weeks after your average last frost date, and when soil temperature is at least 60°F.
When to Start Inside: 4 to 6 weeks before your average last frost date.
Days to Emerge: 5–10 Days
Seed Depth: Barely cover
Seed Spacing: A group of 3 seeds every 12"
Thinning: When 1"–2" tall, thin to 1 every 12"
