Cavapoochon Full Grown: Size, Weight, and Growth Timeline By Yasir Hafeez Comments Off on Cavapoochon Full Grown: Size, Weight, and Growth Timeline 8 Min Read A full-grown Cavapoochon typically weighs between 4.5 to 9 kg and stands 25 to 35 cm tall at the shoulder, reaching their adult size by 8 to 12 months of age.