Why Watering Won’t Save Your Tomato Flowers in 90°F Heat—It’s Actually About Pollen, Not Thirst
When tomatoes drop flowers above 90°F, gardeners instinctively reach for the hose—but that’s solving the wrong problem. The real culprit is pollen that turns sticky and fails to fertilize, not soil moisture. Watering more can actually make things worse by waterlogging roots during heat stress.