How to Grow a 50-Year-Old Bonsai with a Thick TrunkTake your bonsai to the next level by growing a thick trunk with Dr. Milton Chang.Bonsai HeirloomMar 24, 2023ShareBring Home Your Bonsai TodaySubscribe to receive weekly tips and tricks about all things bonsai, gardening, and Bonsai Heirloom!SubscribePreviousNext