Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to grow sweet peas [title] Buy sweet pea seeds. [step] Sweet peas are usually started from seed. You may either plant them in seed trays indoors and later transplanting them to the garden bed, or start them outside.

Ending1: Sweet peas usually grow in the garden immediately after waking up and only need to be planted once they are mature. [substeps] Simple, tiny plants like sweet peas plant long roots and flower when they are placed in the garden bed with their roots staying inside the soil. Ending2: Just harvest them as you like, as they can grow to large plants. [substeps] Be aware that buying two peas will enable you to plant more plants closer to the garden bed each year. Ending3: In the garden, plant the peas one row away from heavy shade or light traffic. It's important to plant them 4-6 weeks before the last expected frost is over to prevent them from being exposed to peak temperatures. Ending4: Seeds are available for purchase at any garden store. For rarer varieties, check online retailers.

Answer format: ending1/ending2/ending3/ending4