Urban Jungle Interior Design: Plants, Natural Materials and Filtered Light

Urban jungle interior design rests on three things: deep greens laid over warm browns, woven plant materials such as rattan, cane and jute, and light that is filtered, warm and low. The third one is what separates a planted room that lasts from a party decoration, and it is the one nobody explains to you.

Type “jungle decor” into a search engine here in Ireland and the first page of results sells balloons, cardboard animals and paper plates for a first birthday. That is a different trade. The urban jungle began as a social media trend and has settled into something steadier than that. This guide covers that other jungle, the one that stays up all year: where its colours come from, which materials hold it together, and how to light a planted room so that it reads like woodland rather than a green waiting room.

Urban jungle, tropical print or party decor: three looks, one word

Three quite different intentions share the same vocabulary. Knowing which one you are in avoids most of the mistakes.

• The urban jungle. Plants make the room, not patterns: pale or deep green walls, plain furniture, natural fibres, twenty to forty pots in different sizes. The easiest version to live with, and the most demanding in daylight.
• The tropical or botanical print. Here the foliage is drawn rather than grown: panoramic wallpaper, large leaf cushions, botanical prints. Real plants become an extra, and the room dates faster.
• The jungle party. Balloons, cardboard animals, plastic palm leaves. Perfectly good for a birthday, but it is not an interior style: nothing in it is made to last.

Four details are enough to tip a planted room over into the temporary camp. Glossy plastic palm leaves laid flat on a surface. Exotic animals repeated from a cushion to a print to a mug. An apple green that exists in no forest anywhere. And a single ceiling light in the middle of the ceiling, which flattens the plants and kills every shadow. We come back to that last one below.

The planted palette: greens laid over warm browns

A forest is not green. It is green and brown, and the proportion is what makes the style: greens in large blocks, warm browns underneath, very little else.

The greens that hold are the ones with yellow or grey in them: sage, olive, khaki and eucalyptus among the pale shades, fir, bottle and English green among the deep ones. Blue greens, mint and duck egg belong to other styles and go flat the moment the light turns warm. The browns come from materials more than from paint: natural rattan, oiled pale timber, walnut, terracotta, tan leather. The accents you can count on one hand: ecru and linen on textiles, brass or brushed gold on metals, matt black on frames and rods. Keep roughly 60 per cent dominant, 30 per cent secondary, 10 per cent accent.

We are not going to work through the pairings themselves here, because they fill a guide of their own: what colour goes with green explains why a green never behaves the same way twice.

Rattan, cane, bamboo and woven fibre: what each one does

This is the part the inspiration pages handle best, and yet the words get mixed up constantly. Four materials hide behind “natural fibre”, and they do not do the same job in front of a bulb.

• Rattan is the stem of a climbing palm, solid right through and pliable once it is heated. It is bent into structures: lamp bases, shade frames, chairs.
• Cane is the bark of that same rattan, split into strips and woven into a regular grid. It is cane that gives you the open, perforated surfaces, and it filters light better than anything else here.
• Bamboo is a hollow, rigid stem that will not bend. It is worked in straight sections, which is where slatted and strip pendants come from.
• Jute, willow and raffia are coarser, matt fibres that soak light up instead of letting it through. Excellent underfoot and in baskets, disappointing as a shade.

From which one simple rule follows. In front of a bulb, choose an open weave, cane or spaced slats. Under the light, on the floor, in a basket or on a seat, choose a matt fibre for texture. Our rattan pendant light and natural fibre pendant light ranges cover both families. Timber slat models, such as the bell shade of 41 cm, throw sharp rays across the ceiling rather than a soft halo, which is a different effect again.

Filtered light, the real signature of the look

Here is what no urban jungle page tells you, however many ideas it lists. What makes woodland recognisable is neither its colour nor its plants, it is its light: the light arrives in patches, comes from several directions, draws cut out shadows, and stays warm because it has passed through leaves. An opal ceiling light in the middle of your ceiling does the exact opposite, a flat even wash with no direction and no shadow.

Three settings are enough to create it at home.

• An open shade, never a closed diffuser. Cane, timber slats and loose weaves let part of the output through and hold the rest back, so the light leaves the fitting as a pattern. Opal glass rubs every pattern out.
• Three sources instead of one, and lower down. A pendant over the table, a wall light behind a large leaf, a lamp standing on the floor inside a planter. A fitting placed behind a plant throws its shadow on the wall, which is the most striking effect in the whole style and the cheapest.
• The distance to the wall, which sets the sharpness. The closer the shade sits to a surface, the smaller and crisper the shadow; the further away, the larger and softer it becomes. A clear filament bulb draws a sharp pattern, an opal bulb gives a gentle halo.

For fittings designed with that in mind, see our jungle pendant light selection. The same logic of fibre and low light, with a quieter palette, runs through our guide to japandi style.

2,700 K and CRI 90: what the bulb does to your greens

Green is the least stable colour in decorating: it depends almost entirely on the source lighting it. Two figures, printed on every bulb box sold here, decide your result. A third line on the box decides whether you can turn that light down at all: see our guide on whether LED bulbs are dimmable.

Colour temperature, in kelvins, gives the tint of the light. At 2,700 K the spectrum holds plenty of red and orange and little blue, and that is the light of the style, the one that saturates rattan and terracotta. Its downside is set out in our comparison of warm white vs cool white: it greys out the cold greens. The colour rendering index, written Ra or CRI, says how faithfully the lamp renders colour on a scale running to 100. That is the number that decides whether your foliage looks alive or plastic, and the same trade off turns up in wardrobe lighting, where the job is telling navy from black.

What you are lighting	Under 2,700 K, Ra 80	Our advice
Bright green foliage	Dull, slightly grey	Ra 90 at least, 2,700 or 3,000 K
Sage or olive wall	Holds well, its yellow is saturated	2,700 K without reservation
Fir or bottle green wall	Darkens and swallows the light	Double the lumens, keep 2,700 K
Rattan, cane, pale timber	Gain warmth and relief	2,700 K is their best light
Terracotta and brass	Come alive, which is the point	Do not go above 3,000 K

Our recommendation for a planted room: 2,700 K everywhere, Ra 90 or better, and more lumens rather than more kelvins if the room feels dark. Going up to 4,000 K to “see the green properly” is the most common false good idea here. The room simply becomes accurate, and cold.

What your plants actually get in an Irish room

The question comes up every time: are your lights helping your plants? The honest answer is no, and one order of magnitude settles it.

By day, under the overcast sky that Ireland has for most of the year, a plant on the window sill gets somewhere between 2,000 and 10,000 lux. A metre into the room only 500 to 2,000 are left, and three metres back, 100 to 300 lux. In the evening, under a domestic ceiling light, it gets 50 to 150 lux for four or five hours. The gap between the sill and the back of the room is a factor of twenty to fifty, and no decorative fitting closes it. The nature of the light matters too, since a plant only uses radiation between 400 and 700 nm, and an LED at 2,700 K holds little blue.

Ireland makes this sharper than most places. Met Éireann puts average yearly sunshine at roughly 1,100 hours in the north to a little over 1,600 in the sunnier south east, and in December the sun is above the horizon for about seven and a half hours in Dublin, much of it behind cloud. That is why window position beats everything else here, and why the back of a north facing room in January is not a plant location, whatever the pot looks like there.

Hence our advice: move the plant, not the lamp. Big leaves near the glass, tolerant species at the back. If a room has no usable daylight at all, the problem is the room rather than the planting, and our guide to how to brighten a dark room deals with that properly. A hall with no window at all is the extreme case of that, and our guide to narrow hallway lighting ideas works through what to fit there.

Which leaves the opposite solution, often the better one: instead of lighting your plants, make them part of the fitting. A planter pendant puts the foliage at eye level and sends its beams down onto the table. Trailers take to it very well: pothos, ivy, string of hearts, tradescantia.

Frequently asked questions about urban jungle interiors

Sources

• Illuminance, Lux and Light meter, encyclopaedic articles. Orders of magnitude for indoor and outdoor illuminance, and how it is measured. Wikipedia
• Rattan, Caning and Bamboo, encyclopaedic articles. Botanical origin and working of woven plant materials. Wikipedia
• Photosynthetically active radiation, encyclopaedic article. The 400 to 700 nm band that plants use. Wikipedia
• Sunshine and daylight in Ireland, climate statements. Average yearly sunshine hours and the length of a December day. Met Éireann
• I.S. EN 12464-1, Light and lighting, lighting of work places, indoor work places. Families of white light and colour rendering requirements. NSAI