Natural Fabrics: Linen, Cotton and Wool, and When to Wear Which

Three fibres, three temperaments

Linen, cotton and wool are the old, reliable natural fibres, and the reason they have lasted is that each answers a different need. Linen is built for heat. Wool is built for cold. Cotton sits in the middle and turns up almost anywhere. Once you feel the difference in your hands, you stop guessing and start choosing.

None of them is a luxury reserved for special occasions. They are working cloths, and they reward being understood.

Linen: made for heat

Linen is a cool cloth in the plainest sense. It is woven from flax, the weave tends to be open, and it lets warm air move away from the skin instead of trapping it. On a close, heavy day it feels lighter than almost anything else you can put on.

It wrinkles freely, and there is no defeating this, so the calm approach is to make peace with it. A soft crumple is simply how linen looks, and it looks relaxed rather than careless. The other quiet gift of linen is that it softens with every wash. A stiff new piece becomes, over time, one of the most comfortable things you own, and the transformation is part of the pleasure of buying it.

Linen also handles moisture gracefully. It takes up a little damp without feeling wet, then dries quickly, which is why it stays fresh through a long warm day when denser cloths would grow clammy. If you tend to overheat, it is the fibre to reach for first.

Cotton: the everyday middle

Cotton is the all-rounder, which is exactly why it fills most wardrobes. It is soft against the skin, it takes dye beautifully, and it comes in so many weights that it covers most of the year on its own. A fine cotton lawn is airy for warm days; a brushed flannel or a heavy denim holds warmth when the air turns.

Its one habit to know is that cotton drinks water and grows heavy when it does. Soaked through, it clings and cools you, which is welcome in heat and less so in a cold wind. Choose the weight for the weather and cotton rarely lets you down.

Weave matters as much as weight. A tight, smooth cotton such as poplin looks crisp and holds a line; a loose, brushed one feels soft and cosy but pills more easily. When you want cotton to look tidy, reach for the denser weave; when you want comfort at home, the softer one earns its place.

Wool: warmth that breathes

Wool is the cleverest of the three in cold weather because it keeps you warm even when it is slightly damp, and it lets your skin breathe rather than sealing it in. Each fibre is naturally crimped and springy, which is why a good wool knit shrugs off creases and settles back into shape after a day of wear.

Fine merino is soft enough to sit next to the skin without a prickle, so it makes lovely thin layers. Heavier, coarser wools belong on the outside, as coats and thick knits, where their weight and loft do the real insulating.

Wool holds warmth in the still air trapped between its fibres, not in the cloth itself. That is why a light, lofty knit can beat a dense, heavy one for warmth.

Reading quality by hand

You can judge all three by touch before you read a single tag. It becomes second nature quickly.

• Linen: look for a slight unevenness, small slubs in the thread. A good linen feels dry and cool and has body without stiffness.
• Cotton: feel the weight and the closeness of the weave. A dense, smooth hand usually wears better and pills less than a loose, papery one.
• Wool: press a fold and let go. Springy cloth that recovers its shape is a healthy fibre; cloth that stays dented is tired or heavily blended.

Give each a gentle stretch and watch it settle. Natural fibres want to return to themselves.

Choosing on the day

When you are standing at the wardrobe, the decision is quick if you let the weather lead:

• Hot and still — reach for linen, the looser the better.
• Mild, ordinary, in and out of doors — cotton in a medium weight.
• Cold, or cold and damp — wool, layered, with the finest against your skin.
• In between — cotton on the body with a wool layer you can shed indoors.

The point is not to own three separate wardrobes. It is to know which fibre is doing the work on a given morning.

Living with them

These fibres last for years when you let them rest and keep them clean. Store them dry, folded rather than hung if they are knitted, so gravity does not stretch the shoulders. Keep wool especially well aired and clean before it is put away, since it is the fibre moths seek out. Give everything a little room to breathe rather than crushing a season's worth into one tight drawer.

Treated this way, all three age gracefully. Linen goes soft, cotton goes comfortable, and good wool holds its shape long after cheaper cloth has given up. That slow improvement is the real argument for natural fibres: they are worth choosing not only for the day you buy them, but for the many days after.