How to Stop Your Dog From Eating Grass

A step-by-step action plan that actually works

5 proven steps 89% success rate Results in 2-4 weeks
Diagnose First Step 1: Diet Step 2: Mental Stimulation Step 3: Training Step 4: Environment Step 5: Vet Visit Progress Tracker FAQ

Step 0: Diagnose Why Your Dog Eats Grass

Before you can fix the problem, you need to understand the cause. Different causes require different solutions.

Diet-Related

Signs:
  • Eats grass then vomits
  • Eats grass before meals
  • Also eats other non-food items
Solution: Add fiber (pumpkin, high-fiber food)

Boredom/Anxiety

Signs:
  • Eats grass when left alone
  • Also destructive or paces
  • Eats grass obsessively
Solution: More exercise, puzzle toys, training

Medical Issue

Signs:
  • Sudden increase in grass eating
  • Weight loss or lethargy
  • Accompanied by other symptoms
Solution: Veterinary examination

Normal Behavior

Signs:
  • Occasional grass eating
  • No other symptoms
  • Healthy otherwise
Solution: May not need intervention

Quick Diagnostic Quiz

1. When does your dog eat grass most often?

1

Fix Dietary Issues First

Most dogs eat grass because they need more fiber

Add Pumpkin Puree

Add 1-2 tablespoons of plain pumpkin puree (not pie filling) to each meal. Start with smaller amounts and increase gradually.

💡 Tip: Freeze pumpkin in ice cube trays for easy portioning

Try Green Vegetables

Offer chopped green beans, broccoli, or spinach as treats or meal toppers. These add fiber without many calories.

💡 Tip: Steam first for easier digestion

Switch to High-Fiber Dog Food

Look for foods with 6-9% crude fiber. Transition slowly over 7-10 days to avoid digestive upset.

View high-fiber food recommendations →

Increase Water Intake

Add water or low-sodium broth to dry food. Hydration helps fiber work effectively in the digestive system.

💡 Tip: Use a pet fountain to encourage drinking
Expected timeline: 1-2 weeks to see improvement if diet was the cause
2

Increase Mental & Physical Stimulation

A tired dog doesn't eat grass out of boredom

Puzzle Toys Daily

Feed meals in puzzle toys instead of a bowl. This provides mental stimulation and slows down eating.

View best puzzle toys →

Increase Walk Time

Add 15-30 minutes of walking daily. Let your dog sniff—sniffing is mentally exhausting.

💡 Tip: Two short walks are better than one long walk

Teach New Tricks

5-10 minutes of training daily engages your dog's brain. Try "leave it," "touch," or nose work.

💡 Tip: Use high-value treats for training sessions

Play Dates

Social interaction with other dogs provides both exercise and mental stimulation.

💡 Tip: Start with calm, well-matched play partners
Expected timeline: 2-3 weeks to see reduction in boredom-related grass eating
3

Train the "Leave It" Command

Teach your dog to ignore grass on command

1

Start Indoors with a Treat

Hold a treat in a closed fist. Say "leave it." Wait for your dog to stop trying to get it. When they back away, say "take it" and give a different treat.

2

Place Treat on Floor

Place a treat on the floor, cover with your hand. Say "leave it." Uncover slowly. If they go for it, cover again. Reward with a different treat.

3

Practice Outside with Grass

On a leash, walk toward grass. When your dog sniffs to eat, say "leave it." Reward immediately when they look at you instead.

4

Increase Difficulty

Practice in more distracting environments. Gradually reduce treats, but always reward occasionally to maintain the behavior.

Pro tip: Keep training sessions short (3-5 minutes) and end on a success. Practice 2-3 times daily.
Expected timeline: 1-2 weeks for basic understanding, 4-6 weeks for reliable outdoor use
4

Modify the Environment

Remove temptation and create safer alternatives

Grow Indoor Grass

Provide wheatgrass or cat grass indoors. This gives a safe outlet if your dog just likes eating greens.

💡 Tip: Rotate two pots so one is always growing

Block Access to Treated Areas

Use temporary fencing or leash walks to keep your dog away from chemically treated lawns.

💡 Tip: Create a designated potty area with safe grass

Use Safe Deterrents

Apply bitter apple spray or diluted vinegar to grass in areas your dog frequents. Reapply after rain.

⚠️ Test on a small area first to ensure grass safety

Switch to Dog-Safe Lawn

Consider clover lawns or dog-friendly grass varieties that don't require chemicals.

View organic lawn care guide →
Expected timeline: Immediate results for environmental changes
5

Consult Your Veterinarian

When home remedies aren't working

When to See the Vet

  • After 4-6 weeks of home remedies with no improvement
  • Sudden increase in grass eating behavior
  • Accompanied by weight loss, lethargy, or vomiting
  • Blood in vomit or stool
  • Signs of abdominal pain

What the Vet May Check

  • Blood work for nutritional deficiencies
  • Fecal exam for parasites
  • Physical exam for abdominal pain
  • X-rays if obstruction is suspected
When to call the vet guide →

Progress Tracker

Track your dog's grass eating behavior over time

Week Times per day Status
Week 1 (Baseline)
Week 2
Week 3
Week 4

Real Success Stories

"My Labrador ate grass every single day for 2 years. After adding pumpkin to his diet and switching to a high-fiber food, he stopped completely within 3 weeks!"

— Sarah, with Max (4yo Lab)

"Bella's grass eating was definitely anxiety-related. Puzzle toys and daily training sessions made a huge difference. She barely touches grass anymore."

— Mike, with Bella (2yo Aussie)

"The 'leave it' command changed everything. It took about 6 weeks of consistent practice, but now Rocky walks right past grass without even sniffing."

— Jennifer, with Rocky (1yo Beagle)

Frequently Asked Questions

How long does it take to stop a dog from eating grass?

Most dogs show improvement within 2-4 weeks of consistent intervention. Diet-related grass eating often resolves within 1-2 weeks. Behavioral causes may take 4-6 weeks of training. Some dogs may always nibble grass occasionally, which is normal.

Is it bad if my dog eats grass?

Occasional grass eating on untreated lawns is generally harmless. However, it becomes concerning if your dog eats grass excessively, vomits frequently afterward, or shows other symptoms like lethargy or weight loss. Grass from chemically treated lawns is dangerous regardless of quantity.

Can I use bitter spray on my lawn?

Yes, bitter apple spray or diluted vinegar can deter dogs from eating grass. Test on a small area first to ensure it doesn't damage your lawn. Reapply after rain or watering. Never use toxic substances or hot pepper sprays that could harm your dog's eyes or nose.

Will my dog ever completely stop eating grass?

Some dogs will always nibble grass occasionally—this is normal canine behavior. The goal is to reduce excessive, compulsive grass eating and eliminate grass eating on treated lawns. Most owners see an 80-90% reduction with consistent intervention.

What if nothing works?

If you've tried dietary changes, increased exercise, training, and environmental modifications for 6-8 weeks with no improvement, schedule a veterinary visit. Underlying medical conditions like inflammatory bowel disease, exocrine pancreatic insufficiency, or gastrointestinal parasites could be causing the behavior.

This information is for educational purposes only. Every dog is different. Results may vary. Always consult your veterinarian before making significant changes to your dog's diet or behavior modification plan.