It is drilled in to us from the day we start gardening that we must plant in spring or fall when the temperature is mild. So, what's the real scoop? Is planting in summer really that bad? The short answer is heck no, it sure isn't. As long as you take appropriate care of your treasured green gardens and blooming beauties they will do just fine with summer planting. Do water...a lot. Don't forget to water!