In my post, Top Ten Vegetable Gardening Mistakes, several readers and Mrs. Homegrown pointed out that I left out “inconsistent watering.”
I plead guilty. I would also suggest an “absentminded” watering category, such as setting up a irrigation system on a timer and not adjusting it throughout the season.
And those of us in dry climates could also be better about selecting and saving seeds for drought tolerance. Gary Paul Nabhan and the folks at Native Seed Search are working diligently on this problem.
Now excuse me while I go check on my drip system . . .