A Border Collie, an Australian Shepherd, a Rough Collie and a Corgi, weather-resistant coats built to sit outdoors

Never clipped, and the reason is not tradition

A herding coat is doing a job that has nothing to do with length. The undercoat traps air and insulates in both directions, and the guard hairs above it shed rain and block sun. A dog carrying that coat is better regulated in August than a shaved one is.

A clipper cannot distinguish the two layers. It removes the guard hairs completely, leaves most of the insulating undercoat against the skin, and hands you the worst of both: no sun protection, no water resistance, and the heat trapping layer still in place. On many of these breeds the guard hairs then regrow slowly, unevenly or not at all, and the coat that fills in is woolly and mats far more readily than the original.

The Old English Sheepdog is the exception that proves the rule, and only in practice rather than in principle: its coat is so profuse that many owners keep it in a short pet trim, accept the change in texture, and consider that a fair trade. That is a deliberate decision with a known cost, not a summer haircut.

What to ask for instead when a dog is genuinely struggling in the heat is on the double coat page, and it is a real answer rather than a refusal.

A working coat living in a centrally heated house

These coats evolved on dogs that lived outdoors and experienced a real change of season. A herding dog in a modern house does not, and it shows up in the coat.

Constant indoor temperature and artificial light blur the signals that trigger a coat blow, so instead of two decisive sheds a year, many house-living herding dogs shed moderately all year round and never fully clear the old undercoat. That retained undercoat is what mats, and it is why a dog that never seems to blow coat can still be carrying a felted layer.

The practical answer is a proper deshedding appointment on a schedule rather than waiting for a visible blow: a bath, a conditioner, and a high velocity dryer to drive the loosened undercoat out. Two to four times a year suits most of these dogs, more if you would rather not vacuum daily.

The other consequence is worth mentioning because it gets blamed on grooming. Heavy year-round shedding, thinning coat or bald patches outside the usual pattern are a veterinary conversation, not a grooming one. Thyroid problems, allergies and parasites all show in the coat first, and German Shepherds and Collies see their share.

Breeds in the Herding Group

31 breeds in this group, page 2 of 2

A Puli, a corded coat that is separated by hand and never brushed

Puli

A corded coat that is separated by hand, never brushed, and takes a day to dry

Puli
A Pumi, a springy curly coat that is air dried and never blown straight

Pumi

A curly coat that is wetted and air dried, which is the opposite of what a Poodle needs

Pumi
A Pyrenean Shepherd in the rough faced variety, whose coat can form locks

Pyrenean Shepherd

Two coat varieties in one breed, and the rough faced one can form locks on its own

Pyrenean Shepherd
A Rough Collie, an enormous standing coat over a dense undercoat

Rough Collie

A Sheltie coat at twice the size, and one drug warning worth knowing before any sedation

Rough Collie
A Shetland Sheepdog, an enormous coat on a surprisingly small dog

Shetland Sheepdog

An enormous coat on a small dog, and the one most often shaved by mistake

Shetland Sheepdog
A Spanish Water Dog, a coat shorn once a year and never brushed

Spanish Water Dog

A curly coat shorn to one length once a year and never brushed or scissored

Spanish Water Dog
A Swedish Vallhund, a spitz double coat on a low corgi shaped body

Swedish Vallhund

A spitz double coat on a corgi shaped body, and a bobtail that is its own gene

Swedish Vallhund

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