Tomato Fruit Problems

Fruit problems are the ones that hurt, because you can see exactly what you’re about to lose.
Most of them come down to water, heat, nutrients or timing β€” and most of them are fixable before the next truss sets.

Tomato with a sunken black leathery patch on the bottom

Why Are My Tomatoes Black on the Bottom?

Blossom end rot. It's a watering problem wearing a calcium costume.

Fix This β†’
Ripening tomatoes with split and cracked skins after rain

Why Are My Tomatoes Splitting?

Big rain after a dry spell? Your tomatoes drank too fast.

Fix This β†’
Cluster of full-sized green tomatoes refusing to ripen

Why Aren’t My Tomatoes Turning Red?

Ripening is about temperature, not sunlight. Stop pulling off leaves.

Fix This β†’

Keep looking

Other tomato problems

Or start from the top with What the Hell Is Wrong With My Tomato? β€” all the problem guides, sorted by symptom.

Keep Your Tomatoes Alive

Occasional tomato-growing tips, problem fixes and seasonal reminders.

No spam. Your tomatoes already have enough problems.

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