


I'm Patricia R., the breeder behind Timber Mountain Collies located in Colorado. Our dogs are so special to us. We felt compelled to get more involved and do our part to positively impact the breed we love. It is such an honor to preserve the line of these incredible dogs all the while creating companionship for others. This is where amazing temperament, intelligence, and beauty meet!
Patricia has been certified by Good Dog’s screening team for responsible and trusted breeding practices. When you’re ready to reach out, feel free to ask any questions about the breed, their program, or specific puppies.
Together, you’ll choose the puppy that’s right for you, stay in touch with regular updates, and plan how to bring your new puppy home.

Patricia may provide a written contract or health guarantee when you purchase a puppy. This helps protect both you and your breeder, ensuring that you both have a clear understanding of the terms of your puppy purchase. If Patricia offers a contract or guarantee, the details will be personalized by them. If you have any questions or want to know more, don’t hesitate to reach out to Patricia directly.
You can drive or fly to pick up your puppy from Patricia.
Meet in Colorado
1508 miles away
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Patricia has been a member of Good Dog for over 3 years
Patricia was screened for responsible practices and has been a member since 2022.
Timber Mountain Collies meets or exceeds our community standards in these areas:
Excellent level
Timber Mountain Collies reports to performing the health tests below on their breeding dogs. Ask your breeder about the tests performed on the parents of your litter. Learn more about health testing for Collies.
Hip Dysplasia (rDVM, not registered)
Hip testing reduces the chance of passing down hip dysplasia, which is primarily found in large breed dogs and can cause hip pain and the eventual loss of the function of the hip joint.
Elbow Dysplasia (rDVM, not registered)
Elbow testing reduces the chance of passing down elbow dysplasia, which is primarily found in large breed dogs and can cause arthritis in the elbow joint and front leg lameness.
Eye Examination (rDVM, not registered with OFA)
Eye testing reduces the chance of passing down a wide range of hereditary eye illnesses including retinal dysplasia, lens luxation, and glaucoma, which can cause impared vision or blindness.
Cardiac Evaluation (rDVM, not registered with OFA)
Heart testing reduces the chance of passing down congenital heart disease, which can cause a range of symptoms ranging from trouble exercising to heart failure.
DNA Disease Panel, Dermatomyositis, PRA, Rod-Cone Dysplasia 2 (rcd2), Multiple Drug Sensitivity (MDR1)
Genetic testing reduces the chance of passing down a wide variety of hereditary diseases of differing prevalence and severity such as Progressive Retinal Atrophy (an eye disease) and Von Willebrand's Disease (a blood disease).