I'm doing private lessons. Working foundation and contacts Haven't started weaves yet. Plan on using 2x2 method. She's also in training for competitive obed. and she's had her shot at chasing sheep. Yes she LOVES sheep. Judy
Usually around a year, only way to know for sure is with x-rays.
Are you in classes? How are you training the weaves? If you are using the chute method you can start with a really young puppy because a wide chute means no real bending of our pups.