Can You Harvest And Save Dried Sunflower Seeds If Leaves Suddenly Developed Powdery Mildew

Question

Full grown giant sunflowers have suddenly developed powdery mildew. Can I harvest the dried seeds for next year planting?

Answer 1

They can, given that you use an appropriate fungicide, like neem oil, but you should treat the plant first.

https://www.gardeningknowhow.com/plant-problems/disease/get-the-cure-for-powdery-mildew.htm