Seeds - Cosmos, Diablo

$3.89 

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Seed not available for 2017

Scarlet-orange blooms pepper the garden with intense colour! Native to Mexico, these easy-to-grow edible heirloom flowers were introduced into English horticulture in the 18th century. The flowers are long-lasting in cut-flower bouquets.  Cosmos require little fertility or care, making them great for beginner gardeners. Cosmos sulphureus are also known as Keniker in Asia, where the stems, leaves and flowers are a nutritious vegetable. ‘Diablo’ was an AAS winner in 1974.

Pack Size: 250 seeds

Latin Name: Cosmos sulphureus
Alternative Names: Also know as Keniker, an Indonesian herb and edible flower.
Main Uses: Ornamental, culinary

Zone Hardiness: Annual (reseeding)
Exposure: Full sun
Height: 90 - 120 cm (36 - 48 inches)
Flower Color: orange-red petals
Flowering Time: July to August

Certified Organic: USDA Certified Organic

Germination: 7 - 10 days at 21ºC.
Indoors: 2 seeds per plug 2 - 4 weeks before last frost date.
Planting out: Plant in loose, fertile soil once all chance of frost has passed.
Direct Seeding: Once risk of frost has passed and soil is at least 18ºC.
Planting depth: 1/4 "
Spacing: Sow seeds every 3” and thin to 9 - 12”. Space rows 18” apart.

Growing in Containers: Grows very well in larger containers and raised beds.

Growing in Mixed Planters: Well-suited for larger mixed planters.

Fertilizing (Containers): Plant in a quality, well-draining organic-based potting mix. Feed regularly with organic fertilizer. An organic bloom-booster fertilizer at first onset of buds will encourage larger blooms and more abundant flowering.

Watering (Containers): Water containers deeply when top inch feels dry to the touch. Monitor pots every day or two during very hot weather.

Fertilizing (Garden): Plant in average garden soil, amended with compost on an annual basis. No additional fertilizing required. Cosmos have fairly low fertility requirements.

Watering (Garden): Water deeply to establish. Water mature plants weekly during hot weather.

Beneficials Attracted to this Plant: Lacewings, hoverflies, and parasitic wasps are all very active pest controls, and are attracted by this type of Cosmos!

Notes: Deadhead flowers to ensure constant blooms. Encourage cosmos to reseed year to year by letting flowers go to seed and leaving heads on plants.

Suitability for Indoors: Not suited for indoors.

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