Why Does My Horse Have Scabs Under Its Mane?
Share This Guide
Read time: 3 minutes
Overview
Scabs under the mane are often linked to irritation, rubbing or a skin issue rather than one single cause. Common reasons include insect irritation, sweat and dirt build-up, skin sensitivity, lice or mites, and rubbing from tack, rugs or fencing.
If the area is mild, you may be able to check a few basics at home and make the horse more comfortable while you watch for change. If it’s spreading, very sore or not improving, your vet may need to take a closer look.
Things To Check
1. Check whether the scabs are mainly along the crest, under the mane or in patches elsewhere on the neck.
2. Look closely for redness, heat, swelling, broken skin, dampness, discharge or areas where the horse seems sore to touch.
3. Note whether the horse is rubbing the mane, tail or neck more than usual, especially after turnout or at night.
4. Think about recent changes such as new rugs, headcollars, tack, grooming products or turnout conditions.
5. Check for signs of insects, lice or mite irritation, including other itchy areas, dandruff, patchy hair loss or repeated stamping and rubbing.
6. See whether sweat, mud or wet coat conditions could be making the skin stay damp and irritated for longer.
7. Make a note of whether the scabs are old and dry, or fresh and actively getting worse.
Common Causes
Insect irritation is a common cause, especially in warmer weather or on horses that react strongly to bites and buzzing around the mane.
Skin sensitivity or a mild contact reaction can also happen if a rug, headcollar, grooming product or washing routine is irritating the area.
Rubbing is another frequent reason. Horses may rub the mane on fences, stable fittings or gates because the skin feels itchy, sore or just generally uncomfortable.
Lice, mites or other skin parasites can cause scabs, itching and hair loss, although you may also notice rubbing in other areas.
Less commonly, a skin infection or another underlying skin problem may be involved, especially if the skin is hot, painful, crusty or not settling.
What To Do
Start by keeping the area clean, dry and easy to monitor. If the mane is muddy or sweaty, a gentle wash and thorough drying may help support skin hygiene, but avoid over-washing or harsh scrubbing.
Reduce anything that could be causing rubbing, such as poorly fitting rugs, tack or headcollars, and check stable or field surfaces where the horse may be rubbing itself.
Try to keep a simple note of when the scabs appear, whether they’re spreading and what seems to make them better or worse. That can be very helpful if you need advice later.
If insects seem likely, focus on sensible summer management and keeping the horse as comfortable as possible during peak irritation times.
Avoid picking scabs off, as that can make the skin more sore and slow healing. If you do groom the area, be gentle and use clean kit.
When To Contact A Vet
Contact your vet if the scabs are spreading quickly, the skin is very sore or swollen, there is discharge or a bad smell, or your horse seems generally unwell. It’s also sensible to get advice if the itching is persistent, severe or not improving with basic management.
Products That May Help
If your horse’s mane skin is flaky, greasy or generally sensitive, a gentle wash routine may help support everyday coat and skin care without overdoing it.
Related Questions
Why is my horse rubbing its mane out?
Could scabs under the mane be caused by insects?
When should I get scabs on my horse checked by a vet?
Atlas is here to support owners with practical, easy-to-understand guidance. It is not a substitute for professional veterinary advice. If you're concerned about your animal's health, symptoms worsen, or something doesn't feel right, contact your vet.