← All guides · Species · Updated September 2026

Salt-wind resilient hedge species for St Margaret's.

A species that thrives in a sheltered Dover garden can scorch brown on its seaward face within a season on the St Margaret's clifftop. The right choice depends entirely on how exposed your specific garden actually is.

Why exposure changes the answer here

To establish plants successfully in an exposed coastal situation, the Royal Horticultural Society's own guidance is clear that you need a windbreak or shelter belt against the prevailing wind first, a filtering screen rather than a solid barrier. A windbreak can reduce wind on its leeward side for a distance of roughly ten times its own height, which is why a single exposed specimen hedge often fails where the same species thrives once there's something breaking the wind in front of it. For a practical guide to planning, positioning and planting that windbreak row, see our windbreak hedge design guide.

On the clifftop and down at Bay level, that windbreak effect usually has to be built in from scratch, there's nothing upwind doing the job for you. In the village itself, existing tree cover and older boundary planting already provide some of that shelter, which is exactly why the same species list performs so differently a few hundred metres apart.

The reliable clifftop species

English yew, holly and holm oak are the most dependable structural evergreens for direct salt exposure, all three are genuinely coastal-tolerant rather than just coastal-adjacent. Escallonia, Griselinia littoralis, Pittosporum tenuifolium and Olearia macrodonta are the standard informal or semi-formal choices, faster-growing and more forgiving of salt spray than most alternatives. For the most exposed seaward row, tamarisk is worth considering specifically as a windbreak plant rather than the finished hedge itself, feathery, wind-shredded foliage that's built for exactly this job. Rosa rugosa is another option worth knowing about: its salt-wind tolerance at clifftop level matches the best on this list, and it grows freely on chalk and sand, but it carries a Schedule 9 invasive status under the Wildlife and Countryside Act that matters on clifftop gardens close to open coastal habitat. See our dedicated Rosa rugosa hedging guide for the full picture. For a low informal hedge at clifftop and Bay level, Brachyglottis (Dunedin Group) 'Sunshine', the silver-grey shrub still widely listed as Senecio 'Sunshine', is one of the few introductions with a structural leaf adaptation specifically suited to salt-laden winds: our Brachyglottis 'Sunshine' hedging guide covers exposure grading, chalk-soil planting and pruning timing against the nesting season.

Soil and drainage on the clifftop

Coastal chalk drains fast, which is generally good for establishment but means new planting dries out quicker in a dry spell than the same species would inland. Mulching with shingle, flint, grit or gravel provides sharp drainage at the surface while still conserving moisture at the root, and it's the RHS's standard recommendation for coastal borders and hedge lines alike. It also widens the range of species you can realistically get away with, once drainage and moisture retention are both handled, some marginal choices become viable. For a full walkthrough of how to prepare chalk ground and time bare-root planting on this stretch of coast, see our chalk-soil hedge establishment guide.

What we'd avoid right on the Bay

Standard privet and untreated leylandii can both struggle directly on the seafront, privet especially tends to brown badly on its seaward face without the shelter of a windbreak row in front of it. Neither is a bad species, they're simply better suited to the village or Dover-town end of our round than to a garden taking the full force of Channel gales. For a full exposure-graded guide to how garden privet and wild privet behave at different positions on this stretch of coast, including where each species is viable and why wild privet handles the clifftop better, see our privet hedge guide. If your existing hedge has already taken storm damage and you are assessing how much is recoverable, the gale damage recovery guide covers what to cut, what to wait on, and what to replace.

If you are considering native species such as hawthorn, blackthorn or holly for the clifftop, our native wildlife hedging guide covers how these species rank by wildlife value at each exposure level, including which natives work only once you are sheltered further inland. If you are choosing between cherry laurel and Portuguese laurel, which are the two most commonly planted evergreen hedges in village and sheltered St Margaret's gardens, our laurel species guide covers how each performs on chalk soil and how trimming technique differs between the two. If your existing box hedging has been hit by blight or box tree caterpillar and you need a replacement, our box blight alternatives guide covers which species work at each exposure level, including a chalk-soil caveat that rules out one of the most popular national recommendations. If you want a security hedge at village or sheltered exposure, pyracantha (firethorn) is RHS-rated for coastal sites and chalk soils, and its thorns give it genuine boundary value: our pyracantha guide covers exposure grading, trimming timing and the berry constraint at clifftop positions. If you are considering an informal flowering hedge for a village-band or sheltered position, Fuchsia magellanica is worth knowing about: it is salt-tolerant, flowers from midsummer to the first frosts, and has been grown as a boundary hedge in the older village gardens of this coast for generations, though at clifftop level it dies back to the crown most winters rather than holding a permanent woody structure. Our Fuchsia magellanica hedging guide covers exposure grading, die-back expectations and the spring-prune timing against the nesting season. If you are considering a hebe (now also listed as Veronica) as an informal boundary hedge, species selection is critical: the large-leaved ornamental varieties will not survive clifftop salt wind, while compact, small-leaved species such as Hebe franciscana and H. topiaria are genuinely coastal-rated. Our hebe hedging guide covers species choice by exposure, chalk-soil planting and the hard-pruning limitation that catches people out on storm-damaged specimens. If you want a hedge that combines chalk and salt-wind tolerance with an outstanding winter berry crop for fieldfares and redwings, cotoneaster is worth serious consideration. Species selection matters more here than with most shrubs because some ground-hugging types are invasive on chalk downland near the White Cliffs SSSI: our cotoneaster hedging guide covers which species are correct for garden hedging, the invasive-species warning and pruning timing.

Sources: RHS - Plants for coastal areas; RHS - Windbreaks and shelterbelts.