Borer Treatment for Weeping Cherry with Sap Ooze

Bark peel and sap ooze

4-5 yr weeping cherry: sap oozing 1 ft up, 2" bark peel band. Garden center recommended bore-miner spray; bark still peeling after pruning sealer.

Clean wound: Remove loose bark.
Spray with Merit (imidacloprid)—superior to bore-miner spray.
Fertilize: 10-10-10 at 1 lb/inch trunk diameter (now + spring). Borers attack stressed trees.

Identical tree 30 yds away unaffected—localized stress/attack.

Trees: Tentworms on Weeping Cherry: Spray Spinosad on Leaves and Trunk; Splitting Bark on Dwarf Orange Tree: Internal Decay Warning; Borer Damage and Scale on Kwanzan and Weeping Cherry Trees; Weeping Cherry and Coppertina White Fuzz: Scale or Mealybugs—Systemic Insecticide Needed; Lesser Peachtree Borer on Weeping Cherry: Diagnosis and Management; Weeping Cherry Sap Ooze After String Girdling: Bacterial Infection Management; Weeping Cherry Girdled by Child: Can It Survive?; Aspen Leaf Spots and Honeydew: Aphid Infestation; Webworms on Weeping Cherry: Spray Orthene Into Webs; Bark Peeling on Young Weeping Cherry: Normal Maturation

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