Pro-Kleen Path & Patio Cleaner - Concentrated Liquid Solution - Makes up to 15 Litres - Fast & Effective Results (5 Litres) & Vileda Cordomatic Retractable Washing Line with 15m Outdoor Clothes Line

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Whilst it stops weeds from growing, it also tends to stop any other plants from germinating as well. It appears that it affects the microbial community in the bees’ digestive system, making them more prone to deadly infections. Residual weed killers, also often referred to as pre-emergent herbicides, provide extended weed control. The large 5 L container comes with a hose and nozzle already attached, so you just carry it around whilst targeting weeds.

Because of the chemicals used, grass clippings should not be disposed of in the standard council-collected green waste. We timed the application of weed killers to avoid inclement weather and tested each on a minimum of 100 square feet, according to the instructions on the labels. Remove space for weeds to flourish by mowing regularly and over-sewing bare patches with grass seed. Unfortunately, frequent use and improper application of chemical herbicides leads to water pollution, acute and chronic health problems, collateral damage to desirable plants, and other negative effects.

However, it's important to remember that herbicides can harm other plants and the environment if not used correctly. For this reason, use on paving and paths only and make sure that the solution does not leach into nearby soil.

Sarah’s role as chief editor at DIY Garden is about more than just making sure we’re literally dotting the i’s and crossing the t’s (although she’s a stickler for detail, so it’s certainly about that too! This means, if you apply systemic weed killer to a weed’s leaves, it will spread right the way down to the roots – so you can be sure you’ve attacked the whole plant at the same time. If you want to know more about how to keep your lawn in tip-top shape , check out our ‘ How to repair patches in your lawn ’ guide .

The Deadfast Concentrated Weed Killer Sachets is for those who don’t want to worry about mixing the right amount of product. Commercially available weed killers usually contain glyphosate, a controversial chemical linked to several cancer cases in the United States.