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Rose bush leaves can turn yellow due to lack of water, spider mites or fungal diseases, such as blackspot and rust. Other symptoms are necessary to identify the exact cause of the yellowing. More »

www.reference.com Home & Garden Gardening & Landscapes

Yellow coloring on vegetable leaves can indicate a wide range of problems, including too much water or too little water. Leaves can also turn yellow when the plant is not getting enough nitrogen. Other common causes of y... More »

www.reference.com Food Food Facts Fruits & Veggies

Hibiscus leaves turn yellow in response to stress or as part of the plant's natural life cycle. Old leaves turn yellow and drop off naturally, but sometimes yellow leaves are due to stress caused by factors that must be ... More »

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Rose bush leaves turn yellow for several reasons; mainly those to do with too much heat. Too much shade or excessive fertilizing are other reasons rose bush leaves turn yellow. More »

www.reference.com Home & Garden Gardening & Landscapes

Yellow leaves on petunias are caused by a deficiency in nutrients, fungal diseases, viral diseases and aphids, which are also known as plant lice. If caught early, the damaged parts of the plants can be removed and disca... More »

www.reference.com Science Biology Botany

Rosemary leaves can turn yellow because of cultural issues, whiteflies, botrytis blight and spider mites. Cultural issues are a common cause of yellowing rosemary leaves and occur when the plant's root system is too larg... More »

To prune roses, use a pair of high-quality pruning sheers to cut each stem at a 45-degree angle (away from new growth) to remove dead or damaged leaves, blossoms and stems (canes), keeping the center of the plant as "ope... More »

www.reference.com Home & Garden Gardening & Landscapes Trees & Bushes