Things to do in Porongurup - Castle Rock, Bluff Knoll, Tree in a rock

Our trip south of Perth. Our first leg will be Porongurup. Stopping by Williams and Mt Barker.
We stayed at Karribank in a 2 bedroom and 1 bathroom chalet. It has a little kitchenette and a Weber bbq outside.
www.karribank....
We went to Castle Rock, Bluff Knoll and Tree in a Rock.
0:31 Mount Barker Country Bakery
1:02 Karribank
1:46 Castle Rock
4:03 Bluff Knoll
9:24 Tree in a rock