Read the label before buying!

Jan 12, Over several years, affected trees may decline and fruit production can be reduced. To prevent peach leaf curl, trees must be sprayed with a fungicide after their leaves have dropped and they are dormant. This is usually in late November, or December.

Green apple aphids with one of their predators, the orange maggot.

Apples: Spray copper before fall rains; dormant oil once or twice from January through March; lime-sulfur in January or February (just before buds open) and wettable sulfur just after petal fall. Apricots: Spray copper before the fall rains and dormant oil in February.

Cherries: Use wettable sulfur or lime-sulfur applied weekly during blooming for brown rot. Information on synthetic sprays to control cherry fruit fly Estimated Reading Time: 3 mins. Jul 27, Apply general purpose fruit tree spray at one- to two-week intervals following key plant development observations. The first application is at green tip, followed by pre-bloom, full pink, petal Estimated Reading Time: 8 mins.

While your tree is blooming, watch closely for signs of petals dropping. When about 90 percent of the petals have fallen, don't hesitate: spray your tree with a combination spray to control both diseases and insects.

Spray with the same product again one week later, taking care to completely cover both the upper and undersides of all leaves. The main objective in spraying apple trees is to prevent insect damage to the fruit.

The most important period to spray apple trees is from petal drop until just prior to harvest. Several applications will need to be made during this period. A home orchard type spray (available at most garden centers) is the best product for home gardeners. Most home orchard type sprays contain 2 insecticides and 1 fungicide and can be applied to apple, pear, and most other fruit trees.

General purpose spray mixtures are useful for the control of common pathogens and insects that attack fruit, except plum curculio, peach tree borers, and pathogens that cause black knot of plum, cedar apple rust, fire blight, and peach leaf curl. Some mixes are labeled for tree fruit only. Check the label before you. Apple maggot control begins before the tree produces foliage in the spring with a lime-sulfur spray.

Similarly, do you have to spray apple trees? Answer: The main objective in spraying apple trees is to prevent insect damage to the fruit. The most important period to spray apple trees is from petal drop until just prior to harvest. Spotted Winged Drosophila Spinosad (Ex. Monterey Garden Insect Spray) Fall Left over fruit: Remove remaining fruit from the tree, seal in black garbage bags. Leave in sun for two weeks to kill larvae. If any fruit is left on the tree it must be sprayed for 4 weeks after normal harvest time.

Answer: The main objective in spraying apple trees is to prevent insect damage to the fruit.

Why do farmers and gardeners often treat the soil with ammonium sulfate?

The most important period to spray apple trees is from petal drop until just prior to harvest. Several applications will need to be made during this period.

A home orchard type spray (available at most garden centers) is the best product for home. Under most circumstances, most fruit trees in healthy soils do not require fertilizer in the fall. Do not apply fertilizer after July 1. Never fertilize young trees. If fertilized, they will take longer to mature and bear fruit.

If fertilized in the fall, young trees in particular will lack winter hardiness because they will continue to grow.