How do you treat pear tree disease?
Avoid heavy pruning or excess applications of nitrogen fertilizer, both of which encourage new growth. Avoid planting close to wild plants of hawthorn, apple or pear. As soon as fire blight is discovered, prune off infected branches 1 foot below the diseased sections and burn them to prevent further infection.
What’s eating my pear tree?
Several types of tiny sap-sucking insects attack pear trees, marring the appearance of leaves, twigs and sometimes fruit. Colonies of these pests feed directly on the plant’s fluids while also excreting honeydew. They include several species of aphids, plus mealybugs, pear psylla and San Jose scale.
What is wrong with my pear tree?
Other common diseases that damage pear trees include Fabraea leaf spot, caused by the fungus Fabraea maculate. Keep a look out for dark spots on leaves that then yellow and fall. Cankers appear on fruits too, and cause them to crack. Fungicide spray can also help control the disease.
Can you eat pears from a tree with pear rust?
This is caused by pear rust, which has become more common recently. If the leaves were not too badly affected, your crop of pears should not have been diminished by this unsightly fungal problem. To minimise the risk of future infection, remove any affected leaves promptly next year.