Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to fertilize fruit trees [title] Perform a soil test. [step] Before you attempt to fertilize a fruit tree, make sure the tree actually needs fertilizer. Fertilizing unnecessarily can cause poor plant growth, so have a soil test performed to see if your trees need fertilizing.

Ending1: [substeps] Rocks and dirt are commonly fertilized with basic fertilizers, but hard pellets such as perlite, pea gravel, or local soil can do fine. These powders can be added to the area where the tree takes root. Ending2: [substeps] To do a soil test, you would take a small sample of soil from the base of your tree. From there, you can take your soil to the state's agricultural department and get a test done from somewhere between $0 to $30. Ending3: [substeps] Just know that plant growth is rarely a big concern when planting fruit trees, although fertilizer can add a lot of variety to your tree. Look into a product that uses sphagnum peat moss as a base. Ending4: If not, ask a local grower at a nursery for a sample of soil. [title] Remove any dead, stunted, pitted, or diseased fruit.

Answer format: ending1/ending2/ending3/ending4