An Australian Shepherd doesn't just shed. They shed while sprinting, rolling, swimming, and jumping into the car. Aussies pair a medium-length double coat with an engine that never seems to idle, so their hair ends up on the couch, the trail, the back seat, and somehow inside your shoes. The good news: with the right routine and a little containment, it's very manageable. Here's how the coat works and what actually helps.
In this guide
How the Aussie coat is built
Australian Shepherds were developed to work livestock outdoors in every kind of weather, and their coat is designed for that job. Like most herding breeds, they have a double coat: a weather-resistant outer layer of medium-length guard hairs over a soft, dense undercoat that provides insulation. The outer coat can be straight or wavy, and it's longer on the back of the legs, the chest, and the neck, where you'll see the characteristic mane and "britches."
The undercoat is where most of the shedding comes from. It grows thick for cold weather and then releases, and because it's fine and fluffy, it drifts. Merle and tricolor coats also mean that Aussie hair shows up on light and dark surfaces alike, so there's really no furniture color that hides it.
Seasonal blow timing
Aussies shed moderately year-round, then go through heavier sheds as the seasons change, typically in spring as they drop the winter undercoat and again in fall as it turns over. During a blow, loose undercoat comes out in soft tufts, especially around the hips, flanks, and neck. Many owners describe it as the dog "falling apart" for a couple of weeks.
Timing varies with climate, daylight, age, and whether a dog is spayed or neutered. Indoor dogs in climate-controlled homes often shed more evenly across the year rather than in two distinct bursts. For the bigger picture on why dogs shed the way they do, see our complete guide to dog shedding.
Feathering and mat-prone spots
An Aussie's longer feathering is beautiful, but it's also where trouble starts. Loose undercoat gets trapped in longer hair and, with friction and moisture, tightens into mats. Check these areas first every time you brush:
- Behind the ears: the hair is fine and soft, and it tangles quickly.
- The britches: the long hair on the back of the thighs collects debris and mats easily.
- Armpits and collar line: constant movement and friction create tangles.
- The chest and mane: thick undercoat packs in here during a blow.
Small tangles can usually be worked out with a comb and your fingers. Tight mats close to the skin are better left to a professional groomer, who can remove them without nicking the skin.
Don't shave an Aussie to deal with shedding or mats. Their double coat helps regulate temperature and protects the skin from sun, and it can grow back unevenly. Read why you should never shave a double-coated dog before you book that clip.
A weekly coat care routine
A consistent, moderate routine beats an occasional marathon session. Here's a realistic plan for most Aussies:
Always brush in the direction the coat grows, work in sections, and go all the way to the skin. Skimming the surface leaves the loose undercoat behind, which is exactly what mats. Our guide to the best brushes for shedding dogs covers which rakes and slickers suit a medium-length double coat.
Why an active life means more mess
Most Aussies want to be doing something, and that's where coat care gets more complicated. Movement loosens hair, so an Aussie who runs, herds, and plays all day drops more of it in more places. Their coat also works like velcro outdoors: burrs, grass seeds, sticks, sand, and mud all catch in the feathering and come home with them. If you hike in the western U.S., foxtails are a real concern. Our guide to foxtails on dogs explains what to check for after every outing.
Then there's the ride home. Loose hair and trail debris end up on seats, in carpet, and in vents. For more on that specific battle, see our tips for getting dog hair out of your car, and our upcoming guide to hiking with your dog covers gear and post-hike checks.
Where a Sport Onesie fits
A onesie won't stop an Aussie from shedding, and it's not meant to. What it does is contain loose hair against the body so it ends up in your washing machine instead of your house and car, while adding a layer of coverage between the coat and brush, burrs, and sun. The Sport Dog Onesie is designed for active dogs: lightweight and breathable, with a zipper that stops at the belly so potty breaks don't require taking anything off.
Shed Defender Sport Dog Onesie
Made from Shed-Tex, 79% recycled polyester and 21% spandex with 4-way stretch, so it moves with a dog that never stops moving and keeps its shape where cheaper knockoffs bag out.
Shop the Sport Dog Onesie →Getting the fit right
Shed Defender onesies are snug by design. A close fit is what keeps hair contained and stops the suit from shifting or twisting while your dog runs. It should feel like athletic wear, not a loose sweater. Aussies have an athletic, well-proportioned build that fits easily across our 9 sizes. Measure chest girth and back length, check the size chart, and size up if your dog falls between two sizes.
- Watch for heavy panting, lagging, or seeking shade on hot days, and stop to rest and cool down.
- Check under the onesie after long outings for burrs, rubbing, or skin irritation.
- Always carry water, and give your dog breaks in the shade during warm weather.
An Aussie will always bring the outdoors home with them. The goal is to decide how much of it stays on the dog.
Frequently asked questions
Do Australian Shepherds shed a lot?
Yes. They're a moderate to heavy shedding breed, with steady shedding all year and heavier blows as the seasons change. Regular brushing makes a big difference in how much ends up around the house.
How often should I brush my Aussie?
A few times a week in normal periods, and daily during a seasonal blow. Short, regular sessions are easier on both of you than one long one.
Can I shave my Australian Shepherd in summer?
It's generally not recommended. The double coat helps with temperature regulation and sun protection. Talk to your veterinarian or groomer before making changes to the coat.
Will a onesie stop my Aussie from shedding?
No. It contains the hair your dog sheds so less of it ends up on your furniture, car, and clothes. You'll still want to keep up with brushing.
Is the Sport Onesie okay for hikes?
Many owners use it outdoors for coverage against brush, burrs, and sun. Make sure it fits well, bring water, watch for signs of overheating in warm weather, and check your dog's skin afterward.
Keep up with your Aussie, not their hair
Trusted by 500+ vets and worn by more than 500K dogs, the Sport Dog Onesie contains hair and adds coverage on the trail, in the car, and at home.
Shop the Sport Dog Onesie →Next steps
- The complete guide to dog shedding
- Best brushes for shedding dogs
- Why you should never shave a double-coated dog
- Hiking with your dog: gear, safety, and trail etiquette
- How to get dog hair out of your car
