Fastest way to clean shower mould in an Airbnb between guests

On a same-day turnover you have no time for fumes, airing-out, or mould that reappears before the next review. The fastest reliable approach: keep on top of it with a quick weekly clove-oil spray so heavy mould never builds up, and on turnover day do a light spray-and-wipe of the grout and silicone while you handle the rest of the linen and clean. It's the maintenance rhythm, not a heroic deep-clean, that keeps a shower guest-ready.

What's the quickest way to deal with it on turnover day?

Spray the grout and silicone early in your clean, let it dwell while you do everything else, then wipe on your way out. The Clove & Eucalyptus Mould Spray is made to be sprayed on and left about 20 minutes — which is perfect for a turnover, because that's roughly the time you spend stripping beds, restocking and wiping benches. Hit the shower seals first, move on to the rest of the property, then come back and wipe or rinse the bathroom last. No scrubbing marathon, no waiting around. Because it's bleach-free with no chlorine, you're not filling a small guest bathroom with fumes that linger into check-in, and you don't have to prop the window open for an hour to clear the air before the next guest walks in.

Why does mould keep reappearing in a guest bathroom?

Because short-stay bathrooms get heavy use and little airflow between guests. Guests take long hot showers, rarely run the fan, hang wet towels everywhere, and then the place sits closed up until the next booking — a warm, damp, sealed box, which is ideal for mould. If you only clean reactively, you're always fighting visible black growth against the clock. The fix is to get ahead of it: kill the colony properly once, then keep it down with a fast weekly maintenance spray so it never has time to establish between turnovers. Clove oil earns its place here because it kills at the root — eugenol, its active compound, is a documented natural antifungal (Pinto et al., 2009, Journal of Medical Microbiology) — rather than bleaching the colour and letting it grow straight back before your next five-star review is at stake.

Is a natural spray practical for back-to-back bookings?

Yes — arguably more practical than bleach for hosting. There's no chlorine smell to greet a guest, no fumes to clear, and no caustic chemistry around a bathroom you want spotless and welcoming. The five ingredients — water, castile soap, methylated spirits to dry the surface, 100% pure eucalyptus oil and 100% pure clove oil — leave a clean eucalyptus scent rather than a pool-chemical one, which reads as "cared for" to guests. It comes in 500ml, 1L and 5L, so a cleaning cart or a busy multi-property host can buy the size that fits. One honest note for listings and turnover checklists: it kills the mould so it stops returning, but it won't restore silicone that's already stained black through age — for a pristine look on an old seal, budget a re-caulk, then keep it perfect with the weekly spray.

We've been distilling eucalyptus oil in Australia since 1895 — five generations — so the scent a guest notices in your bathroom is 130 years of getting pure oils right, not a synthetic fragrance masking chlorine. A verified reviewer in Melbourne captured the payoff hosts care about most: "Very effective, easy to use. Follow the directions and to date the mould has not resurfaced."

Frequently asked questions

What's the fastest way to clean shower mould between guests?

Spray the grout and silicone with a clove-oil mould spray at the start of your clean, let it dwell ~20 minutes while you turn the rest of the property, then wipe or rinse last.

Will it smell of chemicals when the guest arrives?

No. It's bleach-free with no chlorine — you get a clean eucalyptus scent rather than lingering fumes.

How do I keep mould from reappearing between bookings?

Kill it at the root once, then do a quick light weekly spray as maintenance so it never builds up between guests.

Can it make old stained silicone look new?

No — it stops the mould returning but won't lift stains soaked into old silicone. Re-caulk for a pristine look, then maintain weekly.

Stay ahead of it with a two-minute weekly spray and turnover day looks after itself. Read next: how to stop mould coming back in a bathroom you can't renovate, how to use the spray (scrub or leave?), and how to get rid of black mould in grout and silicone for good. Or view the Clove & Eucalyptus Mould Spray.

Reference: Pinto, E. et al. (2009), Journal of Medical Microbiology, 58, 1454–1462.