Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to grow stock flowers [title] Choose a sunny location. [step] The plants prefer full sun, but a garden bed with partial sun can work in a pinch. Do not prepare a garden bed in heavy shade.

Ending1: [title] Sow your seeds several times throughout the spring. [step] Begin in early april and sow seeds every two weeks through april and may. Ending2: Cool, exposed soil may help improve your stock flowers, without locking them in the ground. [substeps] Pick a spot that receives enough sun to keep the plants in place. Ending3: [title] Place the gardenia flowers in pots to allow air circulation. [title] Fill each row with about 1 inches (2.5 cm) of pot soil. Ending4: The ground should be slightly damp, but you should also avoid soil wet as this may cause the flower heads to rot. [title] Plant your flowers before the last frost.

Answer format: ending1/ending2/ending3/ending4