Walnut Walnut, supplier of the shorenut. This deciduous tree can grow 10 to as tall as 40 meters. Continue reading “Walnut”
Walnut anthracnose Walnut anthracnose; this fungus causes yellow, later dark brown spots on the leaves, petioles and walnuts. Continue reading “Walnut anthracnose”
Walnut blister mite Walnut blister mite; the 0.1 mm mites hibernate in the leaf buds of the walnut. Continue reading “Walnut blister mite”
Walnut husk fly Walnut husk fly, this fruit fly of a few mm in size has only recently appeared in Europe. Continue reading “Walnut husk fly”
Wasp Wasps are useful animals: they pollinate flowers and kill many flies, mosquitoes and insect larvae every day Continue reading “Wasp”
Watermark disease Watermark disease is caused by the bacterium (Brenneria salicis). Continue reading “Watermark disease”
White rust White rust is a water fungus that lives on plants in the crucifer family. Continue reading “White rust”
White-footed Slime White-footed Slime; this small fungi is a species of the family of slime molds (Didymiaceae) and is rare. Continue reading “White-footed Slime”
Whitefly ‘Whitefly’ is the family name of whiteflies (Aleyrodinae), of which the greenhouse whitefly is one of the best known. Continue reading “Whitefly”