The foam is very effective if you can soak the nest but if you can only see part of the nest, you may need to apply a second dose 24 hours after the first. Another wasp spray with fast knockdown is the CRC Industries Wasp and Hornet Killer Plus, but its spray only works accurately up to 5 metres. A. Any can of consumer-level wasp spray should indicate the distance over which you can safely use it. If they make nests too close to the home, they can become aggressive when people are near their nests.

Wasp Nest Killer: Tested and Recommended by DIY Gardening

Based on my experience of treating wasp nests: Use spray foam when you can see the nest and keep a safe distance away. If you don’t see wasps actively crawling on an unfinished, open nest, you can knock it down without having to use spray. This is often a preferred method for small children or pets in the home that could be injured if toxic chemicals are sprayed in their vicinity.He previously worked as a project manager and has experience in managing teams of tradespeople and landscape gardeners on both small and medium sized projects. During testing, I found that the foam was ineffective if it didn’t come into direct contact with the nest. If your garden is plagued by wasps, perhaps due to nearby apple trees or a wasp nest in a neighbouring garden, do give these traps a try.

Wasp Nest Destroyer Foam Insect Control, Vitax Nippon Wasp Nest Destroyer Foam Insect Control,

I used to come across wasp nests so often that I always kept a few products in the work van so my team and I could deal with them promptly and get back to work. Like any insect, these wasps instinctively protect themselves, but prolonged spraying of this solution or total immersion should do the trick. Although we anticipate most people will get the results they want from one of the wasp sprays in our matrix, we considered a few other products.

Again, from my experience, to get the best results from the wasp nest killer and avoid stings, you’ll need to apply it at the optimal time when the wasps are least active and with most of them inside the nest. These wasps may use other holes that another animal has made, likely containing more than one entryway.