Reduce soil moisture loss.
Trees require nutrients like humans. Water is the most important as is abundant sunshine. Also, tree care should include nutrition for plants as long as it doesn’t release toxic chemicals into the soil.
Pruning is another aspect of tree care. When branches are damaged, they end up dying due to no reason. So, you need to eliminate the affected areas to make room for fresh buds.
This video illustrates how tree care takes patience and a lot of resources. rr8nkyp1r9.