cedar hedge put in a fence that flourishes! shopping list • cedar trees • shovel • rake • drip line hose click here to create your shopping list! • mulch • gloves • fertilizer • watering can click here to watch the full how-to video! dig out the old existing material and replace with new soil and little bit from the top layer of soil try and keep the top part of the tree base above the grades on either side so there is a slight crown this promotes good drainage for either side 5.water the trees use a drip line irrigation hose to water your holes located about every 12 inches on the line to properly water the base of the cedar trees and tuck it in to remove the cedar up and hold it against your legs to take some down around the edge of the pot using your hand or a rubber mallet pushing it off of the bulb the bottom foliage should be touching slight space between the rest of your trees' have a completely solid hedge in just over a year spread mulch evenly over the hose and sure not to choke the base of the tree with the bark mulch