If your dog is suddenly scratching more than usual or your cat seems to be grooming excessively, spring allergies may be the cause. As flowers bloom and grass pollen fills the air, seasonal allergies become one of the most common reasons pets visit the veterinarian in April. At Applebrook Animal Hospital (here in the Southeast), we see more than our share of seasonal allergies in everyone!

Unlike humans, dogs and cats rarely sneeze or develop runny noses with allergies. Instead, allergies most often show up as itchy skin, ear infections, and chronic discomfort. Understanding the signs of spring allergies—and knowing when to seek veterinary care—can help your pet feel more comfortable as the season changes.


What Causes Spring Allergies in Dogs and Cats?

Spring allergies are most commonly caused by environmental allergens that pets encounter outdoors and indoors.

Common allergens include:

  • Tree and grass pollen

  • Mold spores

  • Dust mites

  • Yard treatments and lawn chemicals

Pets absorb allergens through their skin, paws, ears, and respiratory system. Over time, repeated exposure can trigger an inflammatory response, even if your pet has never had allergy symptoms before. For more info about allergies in pets, check out this site https://www.avma.org/resources-tools/pet-owners/petcare/allergies-pets.


Why Pets Develop Allergies Over Time

Many pet owners are surprised when a dog or cat suddenly develops allergies as an adult. Unlike food allergies—which can appear at any age—environmental allergies typically develop after repeated exposure over several seasons. The American College of Veterinary Dermatologists is an excellent resource for more information.

Each year, your pet’s immune system may become more reactive, leading to worsening symptoms each spring if left untreated.


Common Signs of Spring Allergies in Dogs

Spring allergies in dogs and cats most often show up as itchy skin and ear infections rather than sneezing.

Common signs include:

  • Excessive scratching or licking

  • Chewing or biting at paws

  • Red or inflamed skin

  • Recurrent ear infections

  • Face rubbing

  • Hair loss or thinning coat

  • Hot spots

These symptoms are not just irritating—they can become painful and lead to bacterial or yeast infections if not addressed. For more details on signs of allergy in pets, check out https://www.vet.cornell.edu/departments-centers-and-institutes/riney-canine-health-center/canine-health-topics/atopic-dermatitis-atopy.


Allergy Symptoms in Cats Can Be Subtle

Cats with allergies may not scratch openly the way dogs do. Instead, signs may include:

  • Excessive grooming or over-grooming

  • Hairballs or hair loss

  • Small scabs around the head and neck

  • Head shaking or ear discomfort

  • Behavioral changes such as hiding or irritability

Cats often hide discomfort extremely well, so any change in grooming or skin condition warrants evaluation.


The Connection Between Allergies and Ear Infections

Spring allergies are one of the most common underlying causes of chronic or recurring ear infections in dogs and cats.

Allergic inflammation:

  • Changes the ear environment

  • Allows yeast and bacteria to thrive

  • Causes pain and swelling

  • Leads to chronic issues if not treated properly

Treating ear infections alone without addressing the underlying allergy often results in repeated flare-ups.


Why Flea Control Matters Even More in Spring

Even one flea bite can cause intense itching in pets with flea allergy dermatitis. This is why effective flea prevention remains essential, even when allergies are primarily environmental.

Consistent parasite prevention helps eliminate fleas as a complicating factor and allows allergy treatment to be more effective.


Diagnosing Allergies: Why a Veterinary Exam Matters

There is no single test that definitively diagnoses environmental allergies. Diagnosis is typically based on:

  • History and seasonal patterns

  • Physical examination findings

  • Ruling out parasites and infections

  • Response to treatment

Attempting to treat itchy pets at home without guidance can delay proper care and worsen skin infections.


Treatment Options for Spring Allergies

Treatment is tailored to each pet’s symptoms, lifestyle, and health history.

Common allergy management strategies include:

  • Prescription allergy medications

  • Anti-inflammatory therapies

  • Medicated shampoos or wipes

  • Ear infection treatment when needed

  • Environmental management recommendations

Many pets benefit from early intervention in April before symptoms become severe.


Why Allergies Shouldn’t Be Ignored

Chronic itching is not just uncomfortable—it affects your pet’s quality of life. Untreated allergies can lead to:

  • Thickened, damaged skin

  • Chronic ear disease

  • Secondary infections

  • Permanent changes to the ear canal

Early diagnosis and proactive management can dramatically reduce flare-ups and discomfort throughout the spring and summer.


At-Home Tips to Reduce Allergy Exposure

While allergies cannot be cured, exposure can often be minimized.

Helpful steps include:

  • Wiping paws after outdoor walks

  • Washing bedding frequently

  • Using veterinarian-recommended shampoos

  • Vacuuming and dust control indoors

  • Staying consistent with flea prevention

These steps support—not replace—veterinary treatment.


When to Schedule a Veterinary Visit

If your pet shows signs of itching, ear discomfort, or skin changes in April, it’s time to schedule an exam. Early care often means:

  • Faster relief

  • Fewer infections

  • Less need for repeated medications

  • Improved comfort throughout allergy season


Helping Your Pet Enjoy Spring Comfortably

Spring should be a time when pets enjoy the outdoors—not suffer from itching and irritation. Allergies are manageable, especially when addressed early and with a comprehensive plan.

If your dog or cat is scratching, licking, or showing signs of ear trouble, the team at Applebrook Animal Hospital can help identify the cause and create a treatment plan tailored to your pet’s needs.

Schedule an exam by clicking here and help your pet enjoy a healthier, more comfortable spring.