Healthy tomato plants grow rapidly in the right conditions, but if some factor isn't to the plant's liking, its growth will slow or stop. Tomato plants that stop growing might be suffering from disease or insect infestation, or they may simply need pruning or a dose of nutrients.

Do tomato plants keep growing?

Indeterminate tomatoes are sometimes called “vining tomatoes”, as they will continue to grow throughout the season until frost kills them. These are what you've seen photos of showing tomato plants 10 or even 15 feet tall in a home garden. ... The average height is about 6 to 8 feet for a home garden.

What month do tomato plants stop growing?

Once fruit has set, these plants continue to produce until the first frost. Indeterminate plants produce more -- and often larger -- tomatoes than determinate varieties, but fruit production is spread out over a two- to three-month period.