Large Seeded Tall Sunflower grows huge, spectacular golden sunflowers measuring 30 cm (12") across on husky stalks. Very easy and satisfying to grow. The large seeds are particularly suitable for bird feed and are especially tasty roasted.
After all danger of frost, sow seeds in open ground well exposed. Cover with 1 inch of soil. When plants are 4 inches tall, thin. Needs lots of water.
Planting Depth: 1.3 cm (1/2")
Instructions for Nutrient Care: Feed plants SUPERthrive once per week. Mix 1.2 ml (1/4 tsp) per 4L (1 gallon) of water in a watering can and apply solution to the base of the plants.
Suggestions
Ideal as a background plant. Plants may need staking. Keep well watered.