Shade Is a Challenge, Not a Deal-Breaker

A north-facing wall rarely gets more than a couple of hours of direct sun, and often none at all. Many gardeners write it off as a dead space, which is a shame, because plenty of climbers are perfectly at home in cool, sheltered conditions. The trick is choosing plants that evolved in woodland or on cliff faces, where light arrives filtered or from the side, rather than baking down all day.

Before you buy anything, work out what kind of shade you actually have. A wall that faces north but catches bright reflected light from a pale patio or a wide lawn behaves quite differently from one hemmed in by fences and mature trees. Soil matters too: the strip of ground within 45cm of a wall is usually dry, because the building acts as a rain shadow and the roots sit in competition with whatever is growing behind the fence. Prepare for dry shade, and most of these plants will reward you.

Self-Clingers That Do the Hard Work for You

If you want a green wall with the least possible fuss, start with plants that attach themselves using aerial roots or adhesive pads. They need no wires, no tying in, and no annual training.

• Hydrangea anomala subsp. petiolaris – the climbing hydrangea. Slow for the first two or three years, then it romps. Lacy white flower heads in midsummer and excellent peeling cinnamon bark in winter. It tolerates deep shade better than almost any other flowering climber.
• Parthenocissus tricuspidata – Boston ivy. Vigorous, self-clinging and fiery red in autumn, even on a north wall. It will need annual trimming once established, so keep it away from window frames and gutters.
• Hedera helix – common ivy. Underrated. Choose named forms such as 'Hibernica' for dense cover or 'Sulphur Heart' for a splash of gold. Ivy flowers late and its berries feed birds through winter.
• Pileostegia viburnoides – evergreen, self-clinging, with frothy cream flower heads from late summer. Prefers shelter, so it suits a warm courtyard corner out of the wind.
• Schizophragma hydrangeoides – similar to climbing hydrangea, with larger, flatter flower bracts. 'Moonlight' has silvered foliage that lifts a gloomy corner.

Bear in mind that self-clingers should not be planted on rendered walls with a weak surface, or on timber cladding, without a trellis to keep them off the substrate.

Twining Climbers for Wires and Trellis

Once you fit a simple support system, the options widen considerably. These plants climb by twisting stems or curling leaf stalks, so they need something slim to grip.

• Lonicera periclymenum – honeysuckle. The classic cottage-garden choice, and the scent in the evening is worth the space alone. It flowers best with its head in the light, but its roots are happiest in cool shade, which is exactly what a north border offers.
• Clematis alpina and C. macropetala – nodding blue and pink bells in April and May, followed by silky seed heads. Both are Group 1 clematis: no pruning needed beyond a tidy-up after flowering.
• Clematis montana – spectacular in late spring, but a thug. Give it a wall with room to spare, or choose a compact pink form such as 'Freda'.
• Clematis 'Nelly Moser' – a large-flowered variety that actually holds its colour better out of strong sun, making it a genuinely good pick for shade.
• Akebia quinata – the chocolate vine. Scented purple-brown flowers in spring and semi-evergreen foliage. It will need hard pruning to keep it in bounds.

For a low, dense carpet over a dull wall base, try Euonymus fortunei or Cotoneaster horizontalis. Neither is a true climber, but both will scramble upward with a little encouragement and give structure where you need it.

Getting the Support Right

Climbers on a north wall need help to spread evenly, because growth tends to lean towards the light. Fix horizontal galvanised wires to vine eyes screwed into the brickwork, spaced 30–40cm apart, and set the lowest wire about 45cm above soil level. Run the wires about 5cm clear of the wall so air can circulate behind the foliage; this reduces damp-related problems and makes pruning far easier.

A diamond-pattern wire grid takes more effort to install but trains climbers more naturally than straight horizontals. On rendered or insulated walls, use a freestanding trellis panel on feet rather than drilling into the surface.

Planting and Caring for Dry Shade

Plant in autumn or early spring, ideally when the ground is damp. Dig a hole at least twice the width of the rootball and set the plant 30–45cm away from the wall, then angle the stems back towards the support. Planting right against the masonry is the single most common mistake, and it leads to drought stress every summer.

Improve the soil generously with well-rotted organic matter and a handful of slow-release fertiliser. Mulch 8–10cm deep, keeping the mulch clear of the stems, and water thoroughly through the first two summers. After that, most of these plants will look after themselves, though a spring feed and an annual mulch will keep them growing strongly in what is, after all, a fairly punishing spot.

Building a Wall That Looks Good in Every Season

One climber alone rarely earns its keep for twelve months. Combine two or three with different habits: an evergreen self-clinger such as ivy or pileostegia for a permanent backdrop, a spring clematis for early colour, and a honeysuckle for scent in high summer. Add a wall shrub like Garrya elliptica for its cascading winter catkins, and you have a north wall that quietly outperforms many sunnier borders, with the bonus of nesting cover for birds and late nectar for pollinators.