The Bug Clear Ultra Gun promises to protect plants from pests for up to three weeks, and, in my experience, that claim holds up. I recently tested this insecticide after experiencing a problem with aphids on my newly-grown chilli plants, and – touch wood – the pests are yet to return.

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How often an insecticide is designed to be used and the maximum applications per year both relate to the number of treatments, so it makes sense to think about both of these points together. Provanto‘s bug killer spray is specially formulated to target and kill common garden pests and weeds – and it does it without harming your precious plants and vegetables. The first thing to note is that while garden plants can endure being doused in chemicals to a certain extent, that doesn't mean you can keep up an endless insect eradication regime with no repercussions. Most insecticide manufacturers, therefore, will recommend that you use their product only two, three or maybe four times a year. By working with a variety of trusted Range Plus Partners, we’re able to offer our customers a wider selection of products.

But the real test, of course, is how well it works. Despite being a naturally-sourced, chemical-free formula, this spray delivers. After just a couple of applications, I noticed a significant decrease in the number of mealybugs munching on my plants. We independently research, review, and recommend the best products. If you buy something through our links, we may earn a commission. Learn more. Hyundai is best known for its cars....Plant invigorators combine nutrients to stimulate plant growth with surfactants or fatty acids that have a physical mode of action against thrips (e.g. Ecofective Bug Control, Growing Success Bug Stop, Rose Clear 3 in 1 Action SB Plant Invigorator and Westland Resolva Natural Power Bug & Mildew). These products contain some synthetic ingredients and so are not considered organic