Know the language of your plants Your plants speak through their leaves. Learn to interpret their signals to give them the care they need: Needs more water: Dry and wilted leaves. Needs shade: Burned or dry edges. Needs sun: Green but weak or pale leaves. Needs less water: Yellowish and soft leaves. Has fungus: Dark or powdery spots on the leaves. Insects feeding on them: Leaves with bite marks or small black spots. Observation is the key to keeping your plants healthy and strong.