Common Dog Grooming Mistakes That Cause Shedding (and How to Fix Them)

Common dog grooming mistakes that cause shedding are more widespread than most owners realise — and the frustrating part is that many of them are easy to fix once you know what to look for. If your dog seems to shed more than their breed or coat type would suggest, or if grooming sessions don't seem to produce the reduction in household hair you'd expect, one or more of these mistakes is likely playing a role. This guide covers the most common grooming errors that contribute to excessive shedding and exactly what to do differently.

Using the Wrong Brush — One of the Most Common Dog Grooming Mistakes That Cause Shedding

This is the most common grooming mistake and the one with the most immediate impact on shedding volume. A brush that doesn't suit your dog's coat type either does nothing useful or actively makes the situation worse.

Using a slicker brush designed for thick or long coats on a short smooth-coated dog scratches the skin surface without removing meaningful amounts of loose hair. Using a rubber curry mitt on a dense double-coated breed feels pleasant for the dog but completely misses the undercoat layer where most shedding originates. Using a deshedding tool on a fine single coat damages the topcoat while producing diminishing returns on loose hair removal.

The fix: Match the tool to the coat. Rubber curry brush or grooming mitt for short smooth coats. Undercoat rake and slicker brush for double-coated breeds. Pin brush and wide-tooth comb for long-coated breeds. Getting this right is the single most impactful change most owners can make. Our guide to best dog grooming tools Australia covers which tools suit which coat types in detail.

Grooming Too Infrequently

Sporadic grooming — a thorough session once every two or three weeks — is significantly less effective than regular shorter sessions several times per week. When loose hair isn't removed consistently, it accumulates in the coat and sheds in larger volumes between sessions rather than being removed in a controlled way during grooming.

The dog that's brushed twice a week deposits significantly less hair on furniture and floors than the same dog brushed intensively once a fortnight. The total grooming time might be similar but the distribution of that time produces dramatically different results in terms of household shedding.

The fix: Build grooming into a regular weekly rhythm rather than treating it as an occasional task. Two to three sessions per week is sufficient for most breeds outside of peak shedding periods. Consistency beats intensity.

Skipping the Undercoat on Double-Coated Breeds

Many owners of double-coated breeds brush the surface coat regularly but never properly address the undercoat — the dense insulating layer beneath the topcoat where most shedding originates. Surface brushing on a double coat produces a coat that looks well-groomed while loose undercoat continues accumulating beneath, eventually shedding in clumps around the home.

This mistake is particularly common because the topcoat on many double-coated breeds looks and feels smooth after a surface brush. The dog appears groomed. But underneath, the undercoat hasn't been touched.

The fix: Use an undercoat rake as the primary grooming tool for double-coated breeds — before applying any surface brush. Work through the coat systematically in sections. For the heaviest-shedding breeds during seasonal coat blows, a dedicated deshedding tool used after the undercoat rake removes additional loose coat that the rake loosens but doesn't fully extract. Our guide to the best grooming routine for double coated dogs covers the correct sequence and tools for double-coat breeds in full.

Not Brushing Before Bathing — or Not Brushing After

Two related mistakes that affect how effectively grooming sessions manage shedding.

Not brushing before bathing means any loose hair and tangles that are present get wet, tighten against the coat, and become harder to remove after the bath. What could have been removed with a quick pre-bath brush becomes a matting problem.

Not brushing after bathing misses one of the most effective opportunities to remove loose hair. Bathing loosens undercoat significantly — the post-bath brush session, performed once the coat is fully dry, removes substantially more hair than a dry brush session on the same dog. Skipping it wastes much of the grooming benefit of the bath.

The fix: Brush before bathing to remove loose hair and tangles. Once the dog is fully dry after bathing — not damp, fully dry — perform a thorough brush session with the appropriate tools. This two-step approach around bath time produces the most significant single-session reduction in loose coat.

Overusing Deshedding Tools

Deshedding tools are highly effective at removing undercoat — but they're also easy to overuse. Daily use of a deshedding tool, or very long sessions with one, can damage the topcoat over time by pulling out guard hairs alongside the undercoat. Paradoxically, damaging the topcoat increases shedding rather than reducing it.

The fix: Use deshedding tools at the frequency recommended for your breed and coat type — typically two to three times per week during normal periods, more frequently during seasonal coat blows. Limit sessions to ten to fifteen minutes with the deshedding tool specifically. Follow with a slicker brush to smooth the topcoat and check for any areas where the tool has worked too aggressively.

Ignoring Diet and Hydration

Grooming technique alone can't compensate for a coat that's shedding excessively due to nutritional deficiency. A dog eating a low-quality diet deficient in protein and essential fatty acids produces a dry, brittle coat that sheds more heavily than a well-nourished coat. No amount of brushing changes this — the hair is going to break and shed regardless of grooming frequency.

Similarly, a dog that doesn't drink enough water has drier skin and a more brittle coat that sheds more readily.

The fix: Ensure your dog is eating a high-quality food with real protein as the primary ingredient. Consider fish oil supplementation — omega-3 fatty acids directly support coat health and are one of the most consistently effective dietary additions for reducing shedding volume. Ensure fresh water is always available.

The RSPCA recommends a balanced, nutritionally complete diet as a foundation for overall dog health, including coat condition and shedding management.

Only Grooming During Heavy Shedding

Avoiding common dog grooming mistakes that cause shedding means building a preventive routine rather than a reactive one.

Reacting to shedding rather than preventing it is one of the most common patterns — owners intensively groom during visible heavy shedding periods, then stop when shedding reduces. This approach misses the compounding benefit of consistent year-round grooming.

Dogs groomed regularly year-round shed less dramatically during seasonal coat blows than dogs only groomed during those periods. The consistent removal of loose hair throughout the year means the coat blow starts with less accumulated undercoat ready to release. The blow still happens — but the volume is more manageable.

The fix: Maintain a consistent grooming routine throughout the year rather than only during visible shedding peaks. For a complete overview of year-round approaches to shedding management, our guides to why your dog is shedding so much and how to reduce dog shedding at home cover the causes and practical year-round strategies in detail.

Rushing Through Sessions

Rushed grooming sessions that cover the coat quickly without working through it systematically leave loose hair behind and miss mats forming in friction areas. A ten-minute rushed session on a double-coated dog produces a fraction of the loose hair removal of a deliberate fifteen-minute session covering the coat in sections.

The fix: Work through the coat methodically in sections rather than brushing randomly across the surface. Take extra time on areas where loose hair accumulates — along the back, around the hindquarters, behind the ears, under the collar. End each session by running your hands through the coat to check for anything the brush missed.

The Bottom Line

Common dog grooming mistakes that cause shedding come down to a handful of consistent patterns — wrong tools, insufficient frequency, skipping the undercoat, poor bathing technique, overusing deshedding tools, ignoring diet, and reactive rather than preventive grooming. Each mistake has a straightforward fix, and addressing even two or three of them produces a noticeable reduction in household shedding within a few weeks of consistent correct grooming. Browse our full range of dog grooming tools to find the right tools for your dog's coat type and shedding level.