Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to grow sweet corn [title] Plant sweet corn two weeks after the last frost date. [step] Because sweet corn is so sensitive to frosts, it's best to plant it when the danger of severe frosts has passed. Look up the frost dates in your area and plant corn at least two weeks after the last frost of the season is expected to happen.

Ending1: You can plant in autumn, spring, or winter to save yourself time, but you should only plant corn until about 2 weeks after the last frost. Most corn varieties grow best this fall, so there should be plenty of opportunity to plant it as well. Ending2: If you live in a frost-resistant area, wait 2 to 3 weeks after the last frost date to plant your sweet corn. [title] Check the temperature of the corn before transplanting. Ending3: For best results, plant your corn two weeks before the last. Water the corn at least two days before the frost date. Ending4: [substeps] The date will vary depending on where you live. If you live in a southern area, you will be able to plant corn earlier than if you live in a more northern area.

Answer format: ending1/ending2/ending3/ending4