Plant in summer or fall. Takes 8 days to produce a large sunflower. Yields more seeds at harvest. Sunflower Seeds are a seed that, when planted and grown during Summer, produce Sunflower.

We’ve also included our top recommendations, such as Black Duck Brand’s Flower Seed Packets, which give gardeners ... and particularly to slow-germinating or large seeds.

Header designed specifically to meet the unique needs of sunflower seed research. NEVADA, IOWA / ACCESS Newswire / March 18, 2025 / As a leading provider of cutting-edge agricultural research ...