What is wrong with my apricot tree?
Brown rot of blossom/fruit and twig blight (Monilinia laxa and M. California apricots, and can result in substantial losses in years with warm wet weather during bloom time (Norton and Coates 2012, Ledbetter 2008). Brown rot is a fungus that affects apricots, nectarines, peaches, plums, and other stone fruits. Recognizing symptoms and understanding the disease cycle can help you control it. Brown rot is a common and destructive disease affecting apricot and other stone fruits (cherry, nectarine, peach, and plum) in Nebraska.Best Treatment for Brown Rot of Stone Fruit A clean-up spray of Mancozeb Plus Fungicide in winter helps to control brown rot, but should be followed by spraying with Mancozeb Plus Fungicide at full bloom, petal fall and then every three weeks until two weeks before harvest.
What not to spray on apricot trees?
Do not use sulphur sprays on apricot. To prevent twig and bud infections, apply a copper fungicide after harvest on peach, or early September (before fall rains) on apricot and cherry. Leaf curl infection of peach and nectarine occurs in late winter or very early spring, as soon as buds begin to swell. Spraying Apricot Trees for Pests When do you spray apricot trees? A few times a year, starting in the winter. Before the buds on your tree have started to swell, spray it with dormant oil. This will kill off any overwintering eggs before they get a chance to hatch and wreak havoc.It can take up to 5 years before your apricot tree is fruiting regularly, but once established it will bear fruit for many years. Remove the concrete ring so the tree has enough room to develop a strong root system to support itself.First-Year Trees: Wait until the tree is established before applying fertilizer. Use a balanced, organic mix once in early spring. Mature Trees: Fertilize annually with compost, well-aged manure, or a high-quality organic fertilizer for apricot trees.
What is the most powerful fungicide?
Our strongest “weapon” against fungal plant diseases are azole fungicides. If you have plants suffering from fungus and mold, you can protect them with a simple vinegar fungicide.
What is the best fungicide for apricot trees?
Apply copper fungicides or chlorothalonil products at leaf drop in late fall before heavy rains. Apply IMMUNOX or chlorothalonil products in spring when petals fall. NOTE: Bonide Fung-onil is for spring use only. Management: Prune and destroy all infected plant tissue. Prevent irrigation water from wetting leaves because the water will spread spores. For severe infections, apply a copper spray in fall when 50% of the leaves have dropped to prevent infections on fresh leaf scars.