Cosmos 'Rubenza' Seeds

Cosmos 'Rubenza' Seeds

Cosmos 'Rubenza' Seeds


Cosmos bipinnatus 'Rubenza'

One of our favorite Cosmos, this large flowering variety opens up to a rich plum color. As it ages, it fades into a rusty rose, antique color. 

Plant Type:  Annual
Plant:  After last frost 
Germination:   5-7 days at 70 F
Height:  3-4 ft
Light Preference: Full Sun
Days to Maturity: 75-90 days



Transplant- Sow indoors before last frost. Cover seeds. Harden-off and transplant out after last frost. Do not allow plants to become root bound and avoid disturbing roots. Pinch off half of the plant as the stem when 8 inches tall. This will initiate the development of multiple stems which will then increase your yield. Direct seed - After last frost, sow 1/4" deep.

Plant Spacing: 9"- 12"

Seeds per packet: Approx  50