Collect them, by torchlight, at night whilst they are feeding. It is watered onto the compost. Pick them up, squash them and bin them. 4.5 out of 5 stars 525. You Don’t Have To Eradicate Black Vine Weevil To Be Successful Be willing to accept a small amount of weevil feeding on the leaves of your plants as this lets you know that you still have enough weevils to keep your natural predator friends well fed. Routinely treat new material coming onto the nursery that may contain black vine weevil larvae; If product is applied over foliage, irrigate immediately with water to wash the nematodes into the growing media; Advised application method. nematode control of vine weevil Two nematodes are effective against vine weevils, Steinernema kraussei (the most common and easy to use) and Heterorhabditis megidis (not so easy to buy and we could not find any in the UK) . Place a newspaper, a tray or something else that will catch these flightless beetles and ‘knock’ the plant to dislodge them. Drench application: preferred method, especially where … Remove Mulch. The product is widely available from garden centres and can be used on pots all year round. It can be mixed with water and applied with a watering can, protecting plants for up to four months. Chemical control of vine weevils Protect your pots by drenching the compost with a pesticide, Bio Provado Vine Weevil Killer 2. BugClear Ultra Vine Weevil Killer is a systemic insecticide that can be used for container-grown plants (except edible ones). Provanto Ultimate Bug Killer, Provanto Fruit & Vegetable Bug Killer, Resolva Bug Killer and BugClear Ultra are sprayed onto plant foliage to kill leaf pests; some edible plants can be treated, so check the label first. Adult vine weevils are pretty resistant to sprays. Amazon's Choice for "vine weevil treatment" Nemasys vine weevil killer 12sq m - same-day despatch. 1. So during periods, the black vine weevil is not present, carabids will help you out by eating lots of other pests. It is best to physically remove them. What follows are the various natural ways to get rid of vine weevils and their larvae. Treatment and control General tips. As black vine weevils prefer heavily moist soil, removal of mulch and …