Cosmos sulphureus Rubenza Seeds


Cosmos sulphureus Rubenza Seeds
3″ large, deep red flowers with yellow center
on 24″ tall stems May to August
Open pollinated. Organically Grown Annual Flower Seeds for full sun, Canada
25 sd/pkt

In stock


Cosmos sulphureuscosmos sulphureus rubenza seeds


Cosmos sulphureus Rubenza Seeds

Type: Annual
Bloom: May to August
Flower: 3″ deep red flower, yellow centers
Height: 24″ tall
Light: Full Sun
Soil: Warm Sandy soil, well drained
Moisture: Little. Average during dry hot periods
Use: Great cut flower, use in mid border, in mass. Attracts birds, bees & butterflies. Deer left this one alone.
Tolerances: Poor soil
Notes: Dead head for continuous blooms. Easy care

See Cosmos sulphureus ‘Limara Lemon’ Yellow Dwarf Cosmos Here

Cosmos sulphureus Seed Propagation
Indoors: Sow 4-6 weeks before last frost. 1/16-1/4″ deep. Use temperate water when watering to maintain soil temp 75-80°F Germination 7-21 days. Thin to 1-2′ at 1-2″ tall. When 3-4″ tall, plant out 18-24” apart or to 5” pots when soil warms from May to June
Outdoors: Direct after last frost when soil warms, May to early June. 3-4 seeds, ¼” deep, about 2″ apart or scatter & rake into soil, then firm


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