Sunflower Red Sun

Sunflower Red Sun produces an abundance of 3 to 4 inch Deep Red flowers with intense black centers on strongly branched plants growing to 6ft with an 18in spread.  Creates a dazzling effect in borders and garden beds and perfect as a cut flower.

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SKU: Rng_280901137677 Categories: , , ,

Sunflower Red Sun

Sunflower Red Sun produces an abundance of 3 to 4 inch Deep Red flowers with intense black centers on strongly branched plants growing to 6ft with an 18in spread.  Creates a dazzling effect in borders and garden beds and perfect as a cut flower.

 Cultivation Advice Sunflower Red Sun

Days To Germination:  14-21 days

Optimum Soil Temp. for Germination: 68F-86F

Planting Depth: 1/4  inch

Spacing, Seed: 4-6 inch

Spacing, Plant: 24-36 inches

Plant Height: 5-6 ft

Light:  Full Sun

  • Seeds can be started indoors 3 to 4 weeks before last spring frost. Or direct-sow seeds outside after all danger of frost has passed to a depth of 1/4 inch. Can be sown as late as 100 days before last frost.
  • When seedlings are 2 to 3 inches high, thin to individual pots. Replant thinned plants.
  • Protect from Snails / Slugs whilst young.
  • Steadily harden off before planting out after all danger of frost has passed.
  • May require staking / support in exposed postions.