A Yorkshire Terrier grows hair, not fur. There is no undercoat and no shedding cycle worth the name — each strand simply keeps growing, the way yours does, until something cuts it. Almost everything distinctive about grooming a Yorkie follows from that one fact.
What a single silky coat changes
It barely sheds, which is why Yorkies suit households that react to dogs. It also means the coat has no built-in stopping point: left alone, it reaches the floor. And because there is no dense undercoat holding the strands apart, a Yorkie's hair tangles the way fine human hair does — at friction points, close to the skin, and fast once it starts.
The trade-off is worth naming plainly. Yorkie coats are lower maintenance in the tub and higher maintenance in the week. A weekly comb-through of a short coat is enough. A long coat is a daily job.
The harness line
If a Yorkie has one mat, it is under the harness. A step-in harness worn on every walk sits on the same patch of chest and armpit coat every day, and fine silky hair felts under steady pressure quicker than any other coat type we see. It is not a reason to stop using a harness — it is a reason to take it off indoors and comb that patch specifically, not just the back where the brush naturally goes.
The other two spots are behind the ears and around the collar, for the same friction reason.
Choosing between the two real options
The puppy cut is what most Yorkie owners actually want: the whole body taken to a uniform short length, usually a half inch or so, with the face rounded and the ears tidied. It is comfortable, it holds its shape for six weeks, and it forgives a missed brushing.
The long coat — parted down the spine, hanging straight — is a genuinely beautiful thing and a serious commitment. Daily combing, and most owners who keep it wrap the coat between shows. If you are not wrapping, you are cutting it off eventually; better to choose the short cut deliberately than to arrive at it through matting.
In between sits the topknot: body short, head hair grown long and tied up out of the eyes. It is the compromise most Yorkies here end up in, and it needs a fresh band every few days rather than a tight one left in for a week.
Faces, ears and tear staining
Yorkie face hair grows straight into the eyes. Left long it wicks tears down the muzzle and leaves the rust-coloured staining that owners often assume is a health problem — usually it is just wet hair. Keeping the inner corner trimmed short and wiping the area dry does more than any whitening product.
Ears are trimmed on the upper third to keep them light enough to stand, if your dog's ears stand. That is cosmetic, and worth saying out loud at drop-off if you have a preference.
Booking
A Yorkie groom is The Royal Treatment at the small-dog price of $65 — bath, blow-out, fifteen minutes of brushing, ears, nails and the full haircut. Four to six weeks is the honest interval for a coat that never stops growing; stretch it to ten and you are booking a de-matting appointment instead of a haircut.