They grow well in most Texas areas if planted in a well-drained soil. Tomato plants need at least 6 hours of sunlight each day. Soil Preparation Work the top 8-10 inches of soil several weeks before planting. Break up the large clods. Remove rocks and trash.
Tomatoes grow best in soils which have lots of organic matter.
If possible, spread 2-3 inches of organic material over the planting area. You can use materials such as compost, leaves or rotted hay. Work it into the top 4-6 inches of soil. Work the garden soil only when it is dry enough not to stick to the garden tools. Spread the fertilizer evenly over the area.