Winter brings beauty to the Missouri Botanical Garden, but the cold can cause splits and cracks in trees. The cracks can become home to harmful insects. Cracks and splits in tree trunks are common and ...

Sap is the 'blood' of a tree, helping to move nutrients from the roots to the limbs. Some sap is not unusual, but excessive amounts may mean trouble. Learn what it means when you notice a lot of sap, ...