Rubenza represents a unique color for Cosmos, with flowers that open as a dark ruby red, then mature to deep rose. We believe that the unique hue adds additional color impact to both garden beds and cut flower arrangements. It can be either transplanted or direct sown for cut flower gardens.
Color: Flowers open as a dark ruby red, then mature to deep rose
Seed Untreated 1/4 Ounce: On backorder. Pending ETA from Supplier.
Soil temperature: 66 - 70 degrees fahrenheit
Germination lighting: Dark required
Germination days: 5 - 7 days
Grow on temperature day: 65 - 75 degrees fahrenheit
Weeks indoor: 4 - 5 weeks
Plant spread: 14 - 20 inches
Plant height: 24-32''
Plant type: annual
Maturation days: 70-90 days