A mile from the Solent changes more than the view. It changes what a garden's material spec has to survive. Salt-laden air off the water reaches further inland than most people expect, and it behaves differently to ordinary weather. It doesn't wash off in the next shower. It settles, dries, and comes back with the next wind. Gardens along the Lee-on-the-Solent seafront, the Hill Head shoreline, and the seaward side of Warsash all sit inside that zone, and the studio specifies differently for them than it does two streets back.
What the salt actually does
Sea spray carries fine salt particles well beyond the shoreline, and wind off the Solent does the carrying here. It lands on stone, brick, metal and leaf, and unlike rain it doesn't rinse itself away. Each dry spell leaves a slightly heavier deposit than the last. On stone, that build-up works into the surface pores and, with enough freeze-thaw and wet-dry cycling through a Hampshire winter, starts to pit and spall it from within. On untreated metal it accelerates corrosion within a season rather than years. On planting, salt drawn up through the roots or deposited on the leaf margin scorches growth the way frost does, except it repeats all winter rather than on the odd cold night. None of it is dramatic on day one. It's a slow tax on anything specified for an inland garden and installed on the coast.
The hard surface question, coastal edition
We've written before about porcelain versus sandstone as a general choice. Within a mile of the water it stops being a preference and gets closer to a rule. Sandstone is a sedimentary stone with real porosity, and that's exactly the property salt exploits: it gets into the pores, crystallises as the stone dries, and physically forces the surface apart over successive winters. A Raj sandstone patio that would weather gracefully in Titchfield can show visible pitting and edge damage within five years on the Lee-on-the-Solent seafront. Porcelain is vitrified at high temperature into a surface that's almost fully non-porous, so there's nowhere for the salt to get in. On the exposed side of Warsash, Hill Head and Lee, we specify porcelain as the default for exactly this reason, not because sandstone is a lesser material generally, but because this particular ground has a particular way of testing it.
Fixings are where it actually fails first
The surface gets the attention. The fixings fail first. Standard steel screws, cheap balustrade brackets and off-the-shelf gate hardware corrode fast in salt air, and the rust doesn't stay contained to the fixing. It streaks down a light-coloured porcelain or sandstone face and stains it long before the stone itself has aged. We specify marine-grade stainless (A4/316) for anything structural or visible on a coastal job, from the sub-frame fixings under a raised deck to the hinges on a garden gate. It costs more than the standard grade, and out here it isn't negotiable. The same logic runs through the lighting on a coastal job: recessed fittings and fence-panel uplighters, the kind we go into properly in lighting that earns its place, need IP65-rated housings and stainless clips out here, not just for damp generally but for the specific corrosive load salt air puts on anything with a metal casing.
A planting palette that actually holds
Coastal planting fails for a simple reason: a plant list written for an inland garden gets specified on the seafront without anyone asking whether it can take the wind and the salt together. The palette that actually holds leans on genuinely salt-tolerant species: Griselinia littoralis and Escallonia as structural, windbreak-forming hedging that takes the worst of it on the front line; Elaeagnus and Euonymus japonicus behind that as a tougher mid-layer; Phormium, ornamental grasses and Hebe for structure and movement further in; thrift and sea kale low down where a genuinely tough, low groundcover is needed close to the boundary. The principle is layering, not substitution: a hardy outer band absorbs the exposure so the planting behind it doesn't have to be bomb-proof, which is what actually lets a coastal garden look considered rather than purely functional. This runs alongside the same thinking we apply to any brief, covered on our planting page: the ground and the exposure decide the palette, not a generic coastal plant list off the internet.
Street by street, not town by town
Exposure isn't uniform across a postcode, and treating it that way is how a spec ends up wrong in both directions. The Lee-on-the-Solent seafront and the harbour-facing streets in Warsash take the full weight of it. A street back, behind a row of houses or a mature hedge line, the exposure drops noticeably, and a full coastal spec there can be over-engineering a garden that doesn't need it. We've seen a brief go the other way too, where a client assumed sandstone was off the table because the postcode said coastal, when the actual plot sat sheltered enough that it wasn't. The only reliable way to know is to stand in the garden, ideally on a breezy day, and look at what's already there: how weathered the existing fence is, whether the render shows salt staining, what's actually surviving in next door's border. That's a site visit, not a postcode lookup.
Garden composition, Warsash sits close enough to the water that this thinking ran through the whole spec: porcelain over the exposed terrace, marine-grade fixings throughout, planting chosen for what would actually establish rather than what looked right on paper. If your garden sits anywhere between Hill Head and the Warsash seafront, it's worth finding out early which side of that line it falls on. Send a brief through here and we'll come and stand in it before we write anything down.