Malvern drives, specifically
Why a Malvern drive is a gradient-and-gentleness job, not a blast.
Malvern isn't a flat block-paving town, and treating it like one is how drives here get ruined. The town climbs the steep eastern flank of the Malvern Hills, and the drives climb with it — long gravel and shingle runs sweeping up to the spa villas, natural-stone setts and flags at the old Victorian houses, tarmac approaches running hard up the slope, and resin-bound surfaces on the newer estates down towards the Link. Most of them have one thing in common: gravity and water are working on them every single time it rains. Get the method wrong and you make the problem worse.
Start with the gravel, because it's the signature Malvern drive. On a steep hillside run — the kind you find above Malvern Wells, in West Malvern and across the higher North Malvern lanes — the loose shingle and the joint grit don't stay put. Rain washes them downhill year after year, so you end up with a bald, weed-strewn patch at the top of the drive near the house and a thick band of stone heaped up at the bottom by the gate. A pressure wash alone just rearranges the mess. The real job is to clean the silt, algae and weed out of the gravel and then re-grade it — raking the washed-down stone back up the slope to an even depth and topping it up where it's thinned.
Then the climate makes everything green. Malvern averages around 740mm of rain a year across roughly 123 wet days, and because so many drives face north or west into the shade of AONB tree canopy on the lower hills, they barely see the sun in winter and stay wet for days at a time. Algae films the gravel and the resin, moss creeps into the joints, and on the old natural-stone setts and flags a hard, crusty lichen bonds itself to the surface. None of that comes off with brute force — and the porous pale stone these villas are built around scars permanently if you blast it. It wants a gentle, controlled clean and a bit of dwell time, not a high-pressure tip driven into the surface.
And there's the water itself. Malvern is spring-and-well country — the whole town exists because of its waters — and near the old wells around Malvern Wells the groundwater carries iron that bleeds rusty orange-brown stains into pale stone and light gravel where it sits or seeps. That's a specific stain that needs a specific remover, tested on a patch first, not a generic detergent and a hopeful scrub. Put it all together and Malvern is the town where the surface, the slope and the spring water all decide the method. We work to the drive in front of us, gently, rather than turning the same setting loose on every job.