Seasonal Dog Allergies: Common Triggers and Symptoms to Watch For

 

If your dog suddenly starts scratching more than usual, licking their paws, or developing irritated skin, seasonal allergies may be the cause. Just like humans, dogs can react to environmental allergens such as pollen, grasses, mould spores, and dust mites.

Seasonal allergies can cause significant discomfort for dogs, particularly during spring, summer, and early autumn when pollen levels are higher. Understanding the common triggers and symptoms of dog allergies can help you recognise the signs early and support your dog’s skin and immune health.

What Causes Seasonal Allergies in Dogs?

Seasonal allergies occur when your dog’s immune system overreacts to harmless substances in the environment. These allergens are often inhaled or absorbed through the skin.

Common environmental triggers include:

• Pollen from trees, weeds, and grasses
• Mould spores, particularly in damp environments
• Dust mites
• Flea bites, which can trigger flea allergy dermatitis
• Environmental irritants such as chemicals or cleaning products

Dogs are more likely to come into contact with these allergens during warmer months when they spend more time outdoors.

Common Symptoms of Dog Allergies

Dogs with seasonal allergies often show symptoms through their skin and behaviour. The most common signs include:

• Persistent scratching or itching
• Chewing or licking paws
• Red or inflamed skin
• Rubbing their face on carpets or furniture
• Recurrent ear irritation or infections
• Hair loss or thinning coat
• Watery eyes or sneezing

Many dogs with allergies will also develop hot spots, which are areas of inflamed skin caused by excessive licking or scratching.

If left unmanaged, these symptoms can lead to secondary skin infections and ongoing irritation.

Why Dogs Often Chew Their Paws During Allergy Season

Paw chewing is one of the most common signs of seasonal allergies in dogs. When dogs walk through grass and pollen, allergens can collect on their paws and fur.

These allergens can irritate the skin between the toes, leading to:

• Excessive licking
• Chewing
• Redness between the pads
• Inflamed skin

Cleaning your dog’s paws after walks can help remove allergens and reduce irritation.

Why Allergy Symptoms Flare Up at Certain Times of Year

Seasonal allergies are often linked to pollen cycles and environmental changes. During spring and summer, pollen levels from grasses, trees, and weeds increase significantly.

Dogs that are sensitive to these allergens may show symptoms such as itching, inflamed skin, or paw chewing.

Humidity and warmer temperatures can also increase dust mite and mould growth, which may worsen allergy symptoms in some dogs.

Supporting Dogs with Seasonal Allergies

While avoiding allergens completely can be difficult, there are several ways to help reduce your dog’s exposure and support their skin health.

Helpful steps include:

• Wiping paws and coat after walks
• Regular grooming to remove pollen and irritants
• Washing bedding frequently
• Avoiding walks during peak pollen times
• Supporting skin health through balanced nutrition

Nutritional support can also help maintain healthy skin and coat condition, which plays an important role in protecting against environmental irritants.

Natural Omega-3 sources, such as flaxseed oil and salmon oil, are commonly used to support skin barrier health and coat condition in dogs prone to itching or seasonal sensitivities.

Explore the Proflax ranges here:

Flaxseed oil supplements
Salmon oil supplements

When to Speak to Your Vet

If your dog’s itching becomes severe or persistent, it is important to speak with your vet. Allergies can sometimes lead to secondary infections that require veterinary treatment.

Your vet can help identify the cause of your dog’s symptoms and recommend appropriate management strategies.

Frequently Asked Questions

Can dogs suddenly develop allergies?
Yes, dogs can develop allergies at any stage of life. Some dogs may not show symptoms until adulthood when their immune system becomes sensitive to certain environmental triggers.

What time of year are dog allergies worst?
Seasonal allergies in dogs are most common during spring, summer, and early autumn when pollen levels from grasses and plants are highest.

Why does my dog itch more after walks?
Dogs can collect pollen, grass particles, and dust on their fur and paws during walks. These allergens can irritate the skin and trigger itching once your dog returns home.