Watermelon Dog Treats: Frozen Pupsicles & Cucumber Cubes

Watermelon dog treats two ways: frozen yogurt pupsicles and watermelon-cucumber ice cubes. See prep tips, calories per treat and how many to give.

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Frozen pink watermelon dog treats on a plate beside a whippet on a sunny patio
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Health Note: This article is for general information only and isn’t a substitute for advice from your veterinarian. If your dog seems unwell, contact your vet. Read our Veterinary Disclaimer.

Watermelon dog treats are one of the easiest frozen snacks you can make: seedless watermelon, a blender and a silicone mold. This guide gives you two recipes, creamy watermelon-yogurt pupsicles and dairy-free watermelon-cucumber cubes, plus how to prep the fruit safely, calories per treat and how many your dog can have.

Recipe at a Glance

Watermelon pupsicles: 10 min prep, 4 hours freeze, about 20 small treats, ~8 kcal each. Watermelon-cucumber cubes: 10 min prep, 3 hours freeze, 16 cubes, ~5 kcal each. Difficulty: Easy. Storage: freezer up to 2 months.

Frozen pink watermelon dog treats on a plate beside a whippet on a sunny patio
Frozen watermelon treats are a cool, low-calorie summer snack.

Prep the Watermelon Safely

Watermelon is safe for dogs, but two parts need to go before it hits the blender. Our watermelon guide explains why in more detail:

  • Remove the rind: it's tough and can upset the stomach or cause a blockage.
  • Remove the seeds: even “seedless” melons have a few pale seeds. A large number of black seeds can cause problems, especially in small dogs.
  • Use plain fruit: no salt, sugar, lime or tajin.

Watermelon is over 90% water and has about 30 calories per 100 g, according to USDA FoodData Central, which is why these treats are so light.

Watermelon cut into cubes with the rind and seeds removed on a cutting board
Cut away the rind and pick out seeds before blending.

Recipe 1: Watermelon Yogurt Pupsicles

Frozen pink watermelon dog treats on a plate beside a whippet on a sunny patio

Watermelon Yogurt Dog Pupsicles

Frozen watermelon dog treats made with seedless watermelon and plain yogurt.
Prep Time 10 minutes
Freeze 4 hours
Servings: 20 treats
Course: Dog Treat
Cuisine: American
Calories: 8

Ingredients
  

  • 2 cups seedless watermelon cubes rind and seeds removed (about 300 g)
  • 1/2 cup plain unsweetened yogurt about 120 g, xylitol-free

Method
 

  1. Blend the watermelon until smooth.
  2. Add the yogurt and blend a few seconds more.
  3. Pour into a silicone mold or ice cube tray.
  4. Freeze at least 4 hours, then pop out and store in a sealed freezer bag.

Notes

Calories are estimates from USDA FoodData Central values. Keep all treats to about 10% of daily calories. Freeze up to 2 months. Use plain, unsweetened yogurt only.

Ingredient notes

  • Plain yogurt only: check for xylitol, which the FDA warns is dangerous for dogs. Flavored yogurts add sugar. See our yogurt guide.
  • Dairy-sensitive dog? Skip the yogurt and use all watermelon, or try Recipe 2.

Recipe 2: Watermelon-Cucumber Ice Cubes

Watermelon and cucumber dog treat cubes in a mint silicone mold with fresh cucumber slices

Watermelon Cucumber Dog Ice Cubes

Dairy-free frozen watermelon treats for dogs with cucumber.
Prep Time 10 minutes
Freeze 3 hours
Servings: 16 cubes
Course: Dog Treat
Cuisine: American
Calories: 5

Ingredients
  

  • 1 1/2 cups seedless watermelon cubes rind and seeds removed (about 230 g)
  • 1/2 cup peeled chopped cucumber (about 50 g)
  • 1/4 cup water

Method
 

  1. Blend the watermelon, cucumber and water until smooth.
  2. Pour into an ice cube tray or silicone mold.
  3. Freeze at least 3 hours.
  4. Store in a sealed freezer bag.

Notes

Calories are estimates from USDA FoodData Central values. Freeze up to 2 months. Serve slightly softened for small dogs.

Cucumber adds crunch and extra water with almost no calories. Our cucumbers guide covers serving tips. A small sprig of fresh mint leaves is fine for most dogs, but skip peppermint oil or extract.

Watermelon and cucumber dog treat cubes in a mint silicone mold with fresh cucumber slices
Watermelon-cucumber cubes are dairy-free and very light.

How Many Watermelon Treats per Day?

These treats are so light that calories rarely limit them. The bigger issue is a cold, full stomach or loose stool from too much fruit at once:

Dog's weightPupsicles (~8 kcal)Or cucumber cubes (~5 kcal)
Under 15 lb1 to 22
15 to 40 lb2 to 33 to 4
40 to 70 lb3 to 44 to 5
Over 70 lb4 to 55 to 6

Our estimates, well below the 10% treat budget suggested by WSAVA. Watermelon contains natural sugar, so dogs with diabetes should check with a vet first.

Serving Tips for Hot Days

  • Let small dogs have their treat slightly softened so they don't crunch hard ice.
  • Serve outside or on a washable mat; pink juice stains.
  • Pop a cube into a puzzle toy for a longer-lasting chew.
  • Frozen treats aren't a fix for overheating. Signs like heavy panting, drooling, weakness or vomiting need cool water, shade and a call to your vet.

Keep these out of watermelon treats: xylitol, sugar or syrup, chocolate, grapes or raisins, alcohol-based flavorings, peppermint oil and salt-based seasonings. Watermelon candy and “watermelon flavor” snacks are not the same as fruit. See our veterinary disclaimer and ask your vet if your dog has diabetes or a sensitive stomach.

Storage

Keep treats in a sealed freezer bag or container for up to 2 months. Label the date. Once thawed, they turn mushy and should be eaten the same day.

Vet's Note

Are frozen watermelon treats safe for small dogs? Yes, if the rind and seeds are removed and the treat is slightly softened so it isn't a hard chunk of ice.

Can frozen treats help a dog that's overheating? They're a nice snack, but not a treatment. Heavy panting, weakness or vomiting in the heat needs cooling and a call to your vet.

— Dr. Sarah Miller, DVM

Watermelon Dog Treats: Quick Guide

✓ Do

  • Remove rind and seeds first
  • Use plain, unsweetened yogurt
  • Serve a few at a time
  • Soften treats for small dogs

✕ Don't

  • Add sugar, syrup or xylitol
  • Use watermelon candy or juice drinks
  • Include grapes or raisins
  • Use frozen treats to treat heatstroke

Dogs with diabetes or a sensitive stomach should get a vet OK first.

Frequently Asked Questions

Can dogs eat frozen watermelon?

Yes, plain frozen watermelon without rind or seeds is safe. Cut cubes small for small dogs.

Can I add other fruit?

Yes, a few blueberries or strawberries work well. Avoid grapes, raisins and cherries with pits.

Are watermelon treats good for puppies?

A small, slightly softened piece is fine for puppies on solid food. Keep it to one or two.

Can I use watermelon juice from the store?

It's better to blend fresh fruit. Bottled juices often have added sugar or other fruits.

Do I need a special mold?

No. An ice cube tray works. Paw and bone shaped silicone molds just make them easier to pop out.

The Bottom Line

Watermelon dog treats are quick, cheap and very light: blend seedless watermelon with plain yogurt for pupsicles, or with cucumber for dairy-free cubes. Remove rind and seeds, skip sweeteners, and serve a few at a time. More cool ideas in our frozen dog treats guide and the Homemade Treats collection.

References & Sources

Written by CPD Nutrition Desk using the sources below. We are not affiliated with these organizations, and this guide is not a substitute for advice from your veterinarian.

  1. USDA — USDA FoodData Central
  2. U.S. Food and Drug Administration — Paws xylitol its dangerous dogs
  3. WSAVA — WSAVA guidetotreats dogs 251107