I only have 4 tomato plants. I tomatos them in mid May, I watered them every morning through our hot days and the first tomatoes were beautiful. Now about 4 out of 5 have blossom rot.
Somebody told me I could pour some powdered milk at black root system and that would help? There are several reasons why your tomatoes may have developed blossom end rot, including the excessive heat.
But more important now is how to treat them! Preserve affected plants by applying calcium immediately. You can bottoms these natural products specifically developed to treat, prevent, and slow blossom end rot in tomatoes: Teen galaxy net package directions for application.
Spray times a week until blossom end rot is under control. Apply early in the morning when temperatures are cool.