It's common for laudry detergent to build-up in washing machines, potentially leading to mould but a simple cleaning habit can help keep dirt and grime at bay - and it won't cost you a penny15:37, 22 Jul 2026It can be tiring keeping on top of household cleaning while juggling the demands of full-time work and other responsibilities.‌Washing machines are an essential, practical appliance that usually see plenty of action. While they're designed to clean our clothing, it doesn't take long for washing powders and detergents to accumulate, leaving behind unwanted and unattractive residue which can affect the machine's overall performance.‌One woman may have a solution though, with her simple and effortless routine which she claims will eliminate mould and "grunge" from your washing machine. The best part? It won't cost you anything - although it does demand regular commitment.‌Maintaining a clean washing machine can extend its working life while also improving the durability of garments by ensuring items stay in good nick. But how can you prevent mould and dirt from taking hold without splashing out on expensive cleaning products?Countless people head to social media in search of tips and tricks to boost the cleanliness of their households.On Reddit's well-followed Cleaning Tips forum, one user posted: "What is one cleaning habit that saves you the most time every week?‌"I am always looking for practical habits that make cleaning easier instead of waiting until everything becomes a big job."What is one routine or small habit that consistently saves you time? It could be something you do daily, weekly or whenever you notice it needs attention."They added: "I am interested in simple ideas that make it easier to keep a home clean without spending hours on it every weekend."‌Easy method to prevent mould in washing machinesTheir post sparked a flurry of responses and handy tips, with one person revealing their solution for banishing grime build-up and mould from their washing machine.She explained that every time she uses her washing machine, she carries out one simple task, and it's prevented any unwanted dirt issues from developing.She said: "Drying the rubber seal and detergent drawer of my washing machine every time I use it. I never have to remove mould or gunge from it as it is never allowed to build up."‌Another Reddit user agreed: "I started doing this last month after an incredibly disgusting deep clean, and it's already helped SOOO much."Especially as someone with 3 dogs, it keeps dog hair from building up. I just hang the microfiber on the washer door and wash it every couple loads."‌However, someone else countered: "Just leave the door and detergent drawer open. Same thing, no work".To which the woman replied: "I have always left the drawer and door open on my washing machine and it still got mouldy/mildewy."I think the trapped water doesn't dry out very easily. Just saying what I do though, great if just leaving the door/drawer open works for you."‌More cleaning and organising hacksOther tips people were eager to share included: "Someone taught me, if you have to wash your hands, do the dishes. This way I'm cleaning one or two quick items as they accumulate."Another commented: "The number one way to cut down clutter is to have less stuff. It's a lot easier to put things back where they belong if everything has an orderly, organised place that it DOES belong, which is much simpler to stay on top of if you keep the amount of stuff you own pretty minimal."A further user added: "Every week, the night before the garbage truck runs, I go through the fridge and do a toss. Any leftovers, funky produce, anything that's not getting eaten is getting tossed.Article continues below"Doing it consistently over time makes this a less than five minute task, makes room for the new restock, and saves the icebox from becoming a big nasty clean out every few weeks."