For more information on tomatoes check out the University of Missouri Extension website: http://extension.missouri.edu/ Video Rating: 5 / 5 Question by fifty50: My daughter sprayed Round-Up on my weeds where I wanted to plant tomato plants. Can I do that? Last year where we grew tomatoes, a bunch of big weeds popped up. So, I had her spray with Round-Up. Now I don’t know if I should plant tomatoes in that spot. What do you think? Best answer: Answer by shedahuddashouldn’t be a problem but I would wait a day or 2 and water well… Read Article →