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Helianthus Giganteus Giant Sunflower is an approx. 250 cm high sunflower with yellow sunflowers. The seeds of plants that have finished flowering are very good to use as winter food for the birds.
Sunflowers require nutrient-rich soil and a sunny place. Sow Helianthus seeds indoors from March to April, or outdoors in April to early June. Give the sunflowers extra fertilizer, this will stimulate growth and the sunflower will get very large flowers.
Helianthus Giganteus Giant Sunflower is an approx. 250 cm high sunflower with yellow sunflowers. The seeds of plants that have finished flowering are very good to use as winter food for the birds.
Sunflowers require nutrient-rich soil and a sunny place.
Sowing: Sow Helianthus seeds indoors from March to April, or outdoors in April to early June. Give the sunflowers extra fertilizer, this will stimulate growth and the sunflower will get very large flowers.
Flowering Period: Sunflowers bloom from July to September.
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Helianthus Giganteus Giant Sunflower is an approx. 250 cm high sunflower with yellow sunflowers. The seeds of plants that have finished flowering are very good to use as winter food for the birds.
Sunflowers require nutrient-rich soil and a sunny place. Sow Helianthus seeds indoors from March to April, or outdoors in April to early June. Give the sunflowers extra fertilizer, this will stimulate growth and the sunflower will get very large flowers.