Peppers are a fragile crop. If the bushes begin to dry out, flowers and ovaries fall off, then this is a clear sign of nutritional deficiency.
Mineral fertilizers will save you here. Pepper loves potassium and calcium. At the same time, the nitrogen content during this period should be reduced.
Humates useful for vegetables.
Don't forget about organics.
In this case, you can prepare fertilizer yourself from nettles, which are rich in potassium.
To do this, you can fill a 100-liter barrel halfway with weed, and also add onion peel and half a pack of yeast.
The remedy is infused for about a week.
Some gardeners note that to prevent calcium deficiency in plants, you can use construction slaked lime without additives at a rate of 1 kg of slaked lime per 10 liters of water. Then each liter of the finished product should be diluted again with 10 liters of clean water.