While I’ve had my share of tomato growing blunders, I am trying not to repeat my mistakes. There’s basically 8 things I’m learning to consider when planting … Question by pete6356: Question about tomato plants. Can you help? I have a potted tomato plant on my deck. The plant itself is growing very well and very fast. After about 6 weeks I have 5-green tomatos. The problem is, the tomatos are turning black from the bottom going up. The plant gets plenty of sun and water. What’s going on? Best answer: Answer by JOHN LSorry… Read Article →