Gorgeously massive heads with huge seeds, Standfast is perfect for growing your own sunflower seeds for snacking, oil and birdseed. 20 seeds.
~ From Fruition Seeds in Naples NY
Direct Seed (recommended): After frost, sow 2 seeds every 18-24” & thin to one. More fertility, space & sun = larger plants & flowers. Harvest blooms for continued flowering.
Transplant: Sow indoors 2 weeks before & transplant after last frost at spacing below, disturbing roots minimally. More fertility, space & sun = larger plants & more flowers.
- Sowing Date: After frost; Late May- early June
- Seed Depth: 1/2 inch
- Days to Germination: 7-10 days at 70-75 F
- Days to Maturity: 85
- Plant spacing after thinning: 18-24 inches
- Height: 8-10 feet