Collecting Seed: Sunflowers (Helianthus spp)
Karen The large genus of Helianthus includes bth annualas and perennials but the most commonly grown is an annual, Helianthus annus. The plants are usually tall and bear very large showy…
The large genus of Helianthus includes bth annualas and perennials but the most commonly grown is an annual, Helianthus annus. The plants are usually tall and bear very large showy…