A tomato plant’s harvest can suffer when its sunlight needs go unmet, even if everything else seems right. Get the practical details on the role sun plays in tomato production and what to consider alongside it.

Tiny spotted leaves can spread fast. Here is how I identify Septoria leaf spot and protect my tomato plants before they weaken.

Wondering when to plant tomatoes? Learn the best time to start seeds and transplant in every U.S. grow zone for a strong, healthy harvest.

Every tomato you grow contains next year’s seeds. Here is the complete process for saving them correctly — fermentation, drying, storage, and what actually keeps seeds viable for years.

That wildly twisted tomato is telling a story. See what causes catfacing, whether it is safe to eat and how to prevent more.

It is the most important thing on the plant tag and most gardeners never notice it. Here is what determinate and indeterminate actually means — and why it changes everything about how you grow.

A windowsill, balcony, or tiny raised bed can still produce tomatoes with serious flavor. This guide covers five dwarf varieties, from the juicy bite of Tiny Tim to the deep, rich taste of Rosella Purple, without requiring acres of growing space.

Six hours of daily sun is the minimum for tomatoes to build healthy, thick stems and produce plenty of good fruit. That makes the planting spot a crop decision, not a minor detail.

Tomato plants flowering but no fruit? Here are the 9 most common reasons tomato plants stop producing — and exactly what to do about each one.

Learn how often to water tomato plants in beds, raised gardens and pots without causing wilt, cracks or soggy roots.