Your apple tree could be infected with the black pox fungus, which exhibits symptoms that include shiny black lesions on the fruit. Try treating your tree in the early spring with neem, jojobo, or horticultural oil to get ahead of the emerging fungal spores.
Hi Catherine,
Your apple tree could be infected with the black pox fungus, which exhibits symptoms that include shiny black lesions on the fruit. Try treating your tree in the early spring with neem, jojobo, or horticultural oil to get ahead of the emerging fungal spores.