What's eating my grumichama?

Grumichama shares the pest profile typical of Eugenia species. Fruit flies are the chief concern at harvest, infesting ripe fruit. Scale insects cause sooty mould and stem dieback, and aphids attack new flushes. Whiteflies and mealybugs appear occasionally. The tree is generally robust, but fruit protection at ripening is key.

Females lay eggs in ripening fruit; larvae liquefy flesh from within, causing rapid rot and unmarketable fruit. Harvest immediately as fruit ripens; use protein-bait traps around the tree; remove and destroy fallen fruit daily.

Hard encrustations on stems and branches; honeydew feeds sooty mould which blocks light and causes leaf drop. Apply horticultural oil spray to smother crawlers; prune infested branches; introduce parasitoid wasps.

Colonies on new growth cause leaf curl and deposit sticky honeydew, leading to sooty mould. Spray with a strong jet of water; apply neem oil or insecticidal soap; encourage natural predators.