Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to plant photinia [title] Fill a container with cuttings compost. [step] Fill a shallow tray with one part free-draining potting compost and one part sand or perlite. Mix well until both materials are evenly distributed.

Ending1: [substeps] Note that this process should be done in either the summer or autumn. The container you use should be approximately 3 to 4 inches (7.6 to 10 cm) deep. Ending2: [substeps] In most cases, photinia plants thrive in salinity between 7.7 and 5.7 square inches. Check the cuttings for doneness after they have been planted. Ending3: Spread the mix over the top of the cuttings. [substeps] The cuttings should look like a long, gravel-like plant with thin, light stems. Ending4: [substeps] When mixed properly, photinia produces enough shoots to grow a large colony. [title] Line the outside of the tray with loosely packed cuttings.

Answer format: ending1/ending2/ending3/ending4