I used to be the person who forgot heartworm prevention until my dog’s reminder email came three weeks late. I’d scramble to the vet, pay rush fees, and feel guilty the whole time. Sound familiar?

Then I created a system. Not fancy—just a calendar that actually works. And my pets have been healthier ever since. Here’s the complete year-round calendar I use to keep everything on track.

Monthly Tasks (Every Month)

Heartworm Prevention
Give on the same day every month. Set a phone reminder. Don’t skip months—mosquitoes carrying heartworm exist year-round in many areas.

Flea and Tick Prevention
Monthly topical or oral treatments protect against disease vectors. Lyme disease, ehrlichiosis, and tapeworms all come from fleas and ticks.

Weight Check
Weigh your pet and record it. Small weight changes often indicate health issues before other symptoms appear.

Deep Clean Food and Water Bowls
Daily washing isn’t enough. Monthly sanitization prevents bacterial buildup.

Spring Tasks (March-May)

Vaccination Boosters – Schedule your wellness exam now. Spring means increased outdoor activity and exposure risk.

Fecal Exam – Annual parasite screening catches worms before they cause serious issues.

Allergy Assessment – Spring allergies affect pets too. Watch for scratching, ear infections, and paw licking.

Summer Tasks (June-August)

Heat Safety Check – Verify cooling systems work. Never leave pets in cars.

Paw Protection – Test pavement temperatures before walks. If too hot for your hand, too hot for paws.

Firework and Thunderstorm Prep – July 4th and summer storms terrify many pets. Have medications and safe spaces ready.

Fall Tasks (September-November)

Second Vaccination Round – Some vaccines need 6-month boosters.

Winter Supply Stocking – Buy ice melt (pet-safe), winter coats, and extra food before storms.

Identification Verification – Check microchip registration is current. Update tags if information changed.

Winter Tasks (December-February)

Indoor Exercise Plans – Plan indoor games and puzzle toys to prevent boredom and weight gain.

Antifreeze Awareness – Ethylene glycol is deadly sweet to pets. Clean spills immediately.

Holiday Safety – Toxic foods, decorative plants, tinsel, and ornaments all pose risks.

Annual Tasks (Once Per Year)

Comprehensive Veterinary Exam – Even healthy pets need annual exams. Senior pets need twice-yearly exams.

Dental Cleaning – Most pets need professional dental cleaning annually.

Bloodwork Baseline – Annual bloodwork catches issues before symptoms appear.

Insurance Review – Update coverage as pets age.

The best calendar is the one you’ll actually use. Whether digital or paper, make it visible and check it weekly. Your pets depend on your consistency.