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My dog hasn't had her first heat. When will it happen? Can I spay her?

Updated On September 23rd, 2025

Pet's info: Dog | Mixed Breed | Female | spayed | 9 months and 24 days old | 11 lbs

I have 2 dogs harley and cuddles cuddles is 10 months and had her heat(bleeding from 9/17/18-10/4/18) and harley has not had her heat no swelling etc ... when should i expect her to have her heat or is it okay to go as planned to have her fixed on the 27 at the same time as my other dog ?

1 Answer

Most Helpful Answer

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Answered By Dr. Melanie, BVSc MS

Veterinarian

Published on November 19th, 2018

Harley can go into heat anytime after six months of age, but some dogs go into heat later than other dogs for the first time. I would plan to have her fixed on the 27th when Cuddles has her surgery. Best of luck.

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