Summer in many seedling trunks found some yellow-brown "moths" (as shown below), this is the adult of the wood beetle moth, speaking of wood beetle moth, many garden friends may hate it to the bone, this pink larvae often burrow into the trunk xylem for borer hazards, unconsciously bringing the tree into the abyss of death!
This is the wood beetle moth larvae (pictured below):
Larval identification and harm: coarse larvae, pink hatching larvae, purplish red on the back of the older larvae, yellowish red on the sides, black and shiny head, multiple pigmented spots on the dorsal and hip plates of the forebreast. The larvae often invade the wound as a pest, initially invading the subcutaneous phloem, gradually invading the sapwood, eating the lower part of the skin into pieces, and then dispersing to the heartwood part of the moth, entering the dry, and decaying into countless interconnected holes.
This is an adult wood beetle moth (pictured below):
Adult insect identification: body length 24-40 mm, wingspan of 80 mm, body gray dark, antennae flattened, head, forethia pale yellow, mid-posterior thorax, wings, abdomen gray dark, forewing wing surface is covered with cracked black stripes, often night flight, phototropism is strong.
What should I do if the wood beetle moth is harmful?
1, larval control: found that the trunk spit out round balls or granular feces, mostly wood beetle moth larvae in harm, at this time you can use the Qilin "Cheng Attack Package" to spray on the trunk can prevent larval harm.
2, adult insect control: when the trunk is found to be lying on the adult of the wood beetle moth, it can be sprayed quickly by using QiLin Guangzheng!