sap is removed, the leaf, and eventually the whole plant, may die. In tomatoes and cucumbers, as little as 30% damage of the leaf surface can lead to…
damping-off ’). In slightly older plants, the leaves lose their turgor or the leaf tips turn yellow, for example in flower bulbs. At first, the plants…
f disease. In slightly older plants, the leaves lose their turgor or the leaf tips turn yellow, for example in flower bulbs. At first, the plants…
underside of leaves. This causes a window effect where the epidermis of the upper leaf surface remains undamaged. Young caterpillars are often found…
result in discolored or speckled leaves, stunted growth, and in severe cases, leaf drop or death of the plant. Damage symptoms are important for early…
different flying insects. Pests Yellow: whitefly , thrips , fungus gnats, leaf miners Blue: thrips Black: Tuta absoluta Red: Drosophila suzukii White:…
which make them appear skeletonized. The last two instars may eat the entire leaf except for the midrib or other large veins. On tomatoes, the tomato…
in the crop can cause deformed growth above with lumpy leaves and curled leaf margins. The immediate effects of piercing by the aphids are visible in…
however, can also feed on root hairs, rootlets, and tender root, stem and leaf tissue. Later instars may even feed on plant stems. The injuries caused…
clary, cilantro (leaf), costmary, culantro (leaf), curry (leaf), dill (dillweed), horehound, hyssop, lavender, lemongrass, lovage (leaf), marigold,…
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