height to measure caliper trees
Standards for Measuring. Arborists in a landscape measure tree caliper at chest height to compare mature, established trees. This measurement is generally made 4 1/2 to 5 feet above the soil. In the nursery trade, caliper measurements are not arbitrary.National standards exist for exactly where a tree must be measured.tandards for Measuring. Arborists in a landscape measure tree caliper at chest height to compare mature, established trees. This measurement is generally made 4 1/2 to 5 feet above the soil. In the nursery trade, caliper measurements are not arbitrary. National standards exist for exactly where a tree must be measured.