Mammoth Russian Sunflower Seeds
About–Â This well-known heirloom can grow up to 14′ tall and produce massive heads, typically 10-12″ in diameter. The golden green centers and traditional yellow petals attract pollinators of all kinds and are sure to make a statement in your garden.
When and Where to Plant– Direct sow in the spring after the threat of frost has passed. Prefers well draining soils and full sun.Â
Care and Harvest–Â Harvest heads when they have reached maturity. Hang in a warm, well ventilated area, removing seeds once the head has dried completely.
Type-Â Annual
Botanical Name-Â Helianthus annuus
Planting Depth–Â 1/2″
Days to Germination–Â 14-21
Plant Spacing–Â 24-48″
Height-Â 9-12′
Approximate Seeds per Pkt–Â 50
