







Cosmos Rubenza Seeds
Add rich, velvety hues to your garden with Cosmos Rubenza. These stunning flowers showcase deep crimson petals that fade to soft rose tones as they bloom, creating a striking, dynamic display. Easy to grow and pollinator-friendly, they bring drama and beauty to any outdoor space.
Quantity
Technical Info
Colour | Burgundy |
Scientific Name | Cosmos bipinnatus |
Height | 50cm - 1.2meters |
Days To Maturity | 75 - 90 days |
Life Cycle | Annual |
Light Preferences | Full Sun |
Sowing Time | October - January |
Days To Germination | 7 days |
Planting Space | 25cm |
Planting Tip | Sow seeds in germination trays, lightly covering with vermiculite Best in my opinion .Plant out sooner than later as they have large root systems . |
Pinch | When plants are about 20cm - 30 cm tall, take sharp pruners or your fingers and snip the top off just above where two leaves should emerge .I always say look for a V shape the cut above that V |
Seeds Per Packet | 30 |
Uses | Excellent cut flowers. The more you cut the more blooms you get |
Netting | Netting is preferable if you are looking for straight stems .They do tend to flop in wind and very wet conditions . |
Harvesting Tips | Harvest when the individual flowers are half-way open. The more you harvest them, the more they bloom. Harvest early in the mornings they will keep for a week |
Germination | Easy |
