Pour drops of the oil on cotton pads and place in cracks through which these pests could be entering your home. It’s also easy to apply, so you can safely use it indoors or outdoors without worrying about harming surfaces or needing to clean up after application. Apparently, conkers contain a noxious chemical that, when in close proximity, can result in the death of spiders. Conkers can be poisonous so please consult your vet before putting these in your home if you have pets. I did find that it was more visible on the brown uPVC and timber door and window frames, where it left a slight sheen, but as part of my test, I wanted to see if the sheen was permanent, so I scrubbed it with a sponge and water – the product washed off but only after some scrubbing and it didn’t leave any persisting marks on the plastic or timber.

The spray is safe to use indoors and out, making it a versatile product that may be used in various locations.Some experts say saponin gives the seeds a bitter taste and a smell that could act as a natural repellent. Indoors, I suggest applying once or twice a year, with one application just before autumn when spiders are most active.

Formulated by professionals, Ready Steady Defend repellent spray is an effective approach to fighting spiders - naturally. In this case, DIYers who regularly tidy their homes may be able to avoid spider killers or repellents entirely. Not only is white vinegar great for getting rid of spiders, but it is also excellent for pest control in general. You don’t have to use up most of the formula in a short period or worry that it won’t hold up over time. Lots of strong scents are great spider deterrents and, luckily, many are already used traditionally as home fragrances.The application style for these spider killer traps is flexible: Leave them unfolded for plenty of horizontal surface area, fold them over to protect the adhesive in dusty areas, or remove the backing from the adhesive mounting strips and stick them to walls and under shelves.