Hosta leaves can turn yellow from frost, sunburn, heat stress and disease. Like people, trees and plants are not immune to disease, injury and harm from the elements. Hosta plants are no exception, and like many plants a... More »

Leaves of plants typically turn yellow for a variety of reasons, which may include nutritional deficiencies, poor drainage, compacted or damaged roots, overwatering, insufficient light and viral infections. In addition, ... More »

There are a number of different conditions that can cause plant leaves to become mottled yellow, from insect activity to nutritional deficiencies and bacterial infection or mold, mildew and other fungi. Diagnosis of the ... More »

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According to the Missouri Botanical Garden, heat stress or fungal disease can lead to the yellowing of hosta. Scorch or heat stress leads to browning leaf margins and yellow areas between the main leaf veins. Fungal dise... More »

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To properly winterize daylilies, trim away browning and dead leaves and blooms before the first frost to protect root balls. Winterizing may also include thinning large clumps and clearing dirt away from the base of any ... More »

Rose bush leaves can turn yellow when there is an issue with light, water, pests, disease, fertilizer or heat stress, according to Gardening Know How. After yellowing, the bush may lose the leaves entirely. More »

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Yellowing leaves can be the result of insufficient sunlight, underwatering the plant, a lack of nitrogen or magnesium in the soil, or a disease. Tomato leaves may turn yellow for a variety of reasons, and a few yellow le... More »

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