Those seedlings may look small now, but a full-grown tomato plant needs a lot of space for a strong root system. For maximum production, the ideal pot size is 18-inch diameter for determinate tomatoes and 24-inch diameter for indeterminate tomatoes. Jan 3, 2019 – For one plant, you need a pot or container that is at least a square foot–2 square feet is better. Five-gallon buckets are the perfect size for one . Tomatoes can grow to over 6-8 feet tall and 2 feet across, a half whiskey barrel sized pot is just enough to accommodate the roots for that size plant. Small pots do make smaller plants but that also means a lot less fruit and many of the problems mentioned above. Best Container Sizes. Regardless of the type of tomato grown, a pot at least 14 inches across is the minimum size to have decent success growing a patio tomato. Pots with more than a 20-inch diameter help plants perform even better, and the deeper, the better. Dec 6, 2018 – The size of the container and the variety of tomato also impact the . . These varieties are suitable for smaller containers or for planting several . Dollies my husband made allow us to move the potted tomato plants around the . the next several months, we turn our attention to growing our seeds to transplant size, . Best of all, we can tie layers of nylon netting over each pot to keep early . This allows you to keep the plants in the optimal temperature range for fruiting, 70-90°F . The minimum pot size for growing tomatoes is 5 gallons (27 cm). Choosing the right container size for each tomato variety is important in order to get the best results. Some tomato plants need more room than others. Containers suitable for growing tomatoes in pots on your patio or deck come in all . larger containers (5 gallons or more), small to mid-size containers (1-3 gallons), . Otherwise water will pool in the container and roots will rot, killing the plant .

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