Helianthus giganteus for sale – Easy plant to grow, mostly grown for the ornamental flowers and for the leaves, planting season in spring to summer, better to buy plant or another option to start from seeds yet more challenging.
Helianthus giganteus – information before buying:
Growing information: perennial or annual plant, growing hardiness zone: 4+, water needed – average to big amount, light conditions – full sun, height: 1-3 m, 40-120 inches.
Blooming in the spring to autumn in daisy shaped flowers that appear in yellow color.
Alternative names: Giant sunflower, Tall sunflower