I check to see when they need water with my index finger. I put my finger as deep as I can get it in the soil and if the soil is dry I water them. Here in Florida it is about every other day.
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We are enjoying lettuce and I should have some tomatoes and zucchini in about 60 days. When you transplant plants it sets the number of days back to 0. I am starting in peet pots because I can move them to a larger pot without restarting the days.