How to save seeds of double-petaled sunflowers

Double Sunflower Seed Introduction

Double-petaled sunflowers have seeds, which mature in October and November. The seeds grow inside the fruit. There are many seeds inside the fruit, which are about 2 mm long, very small, and black in color.

How to save seeds of double-petaled sunflowers

The seeds of double-petaled sunflowers are very small and difficult to find. If you want to collect the seeds, you can gently shake the plants in September. In their natural state, this plant spreads its seeds through wind.

After collecting the double-petaled sunflower seeds, they need to be washed with clean water, then soaked in warm water for about 24 hours, and then sown after the seed coat becomes soft.

Double sunflower seed propagation

Double-petaled sunflowers can be propagated by seeds. The best time to sow is mid-April each year because the climate is warmer at this time and the seeds are easier to germinate. They will sprout three days after planting and will bloom in the same year.

How to plant double-petal sunflower seeds

1. Soil selection

Double-petaled sunflowers can be planted in garden soil, to which you can add appropriate amounts of bark, river sand and other materials, which will be more conducive to plant growth.

2. Planting seeds in the soil

Directly sow the sunflower seeds into the soil, then loosen the soil appropriately and water it thoroughly. This can promote rapid germination of the seeds, and then apply fertilizer after germination.