Plant name | Zone | Start seeds indoors (spring/fall) | Start seeds outdoors (spring/fall) | Plant seedlings/transplants outdoors (spring/fall) | Plant spacing | # plants per person |
Watermelon | 3a | March 15-April 1 | On/around May 30 (2 weeks after last frost) | On/around May 30 (2 weeks after last frost) | 4 feet | 2 |
Watermelon | 3b | March 15-April 1 | On/around May 30 (2 weeks after last frost) | On/around May 30 (2 weeks after last frost) | 4 feet | 2 |
Watermelon | 4a | March 15-April 1 | On/around May 30 (2 weeks after last frost) | On/around May 30 (2 weeks after last frost) | 4 feet | 2 |
Watermelon | 4b | March 15-April 1 | On/around May 30 (2 weeks after last frost) | On/around May 30 (2 weeks after last frost) | 4 feet | 2 |
Watermelon | 5a | Feb. 15-March 1 | On/around April 30 (2 weeks after last frost) | On/around April 30 (2 weeks after last frost) | 4 feet | 2 |
Watermelon | 5b | Feb. 15-March 1 | On/around April 30 (2 weeks after last frost) | On/around April 30 (2 weeks after last frost) | 4 feet | 2 |
Watermelon | 6a | Feb. 15-March 1 | On/around April 30 (2 weeks after last frost) | On/around April 30 (2 weeks after last frost) | 4 feet | 2 |
Watermelon | 6b | Feb. 15-March 1 | On/around April 30 (2 weeks after last frost) | On/around April 30 (2 weeks after last frost) | 4 feet | 2 |
Watermelon | 7a | Feb. 15-March 1 | On/around April 30 (2 weeks after last frost) | On/around April 30 (2 weeks after last frost) | 4 feet | 2 |
Watermelon | 7b | Feb. 15-March 1 | On/around April 30 (2 weeks after last frost) | On/around April 30 (2 weeks after last frost) | 4 feet | 2 |
Watermelon | 8a | Jan. 15-Feb. 1 | On/around March 30 (2 weeks after last frost) | On/around March 30 (2 weeks after last frost) | 4 feet | 2 |
Watermelon | 8b | Jan. 15-Feb. 1 | On/around March 30 (2 weeks after last frost) | On/around March 30 (2 weeks after last frost) | 4 feet | 2 |
Watermelon | 9a | 6-8 weeks before planting outside | Jan. 15-Feb. 15; Oct. 15-Nov. 15 | Jan. 15-Feb. 15; Oct. 15-Nov. 15 | 4 feet | 2 |
Watermelon | 9b | 6-8 weeks before planting outside | Jan. 15-Feb. 15; Oct. 15-Nov. 15 | Jan. 15-Feb. 15; Oct. 15-Nov. 15 | 4 feet | 2 |
Watermelon | 10a | 6-8 weeks before planting outside | March 1-30; Nov. 1-30 | March 1-30; Nov. 1-30 | 4 feet | 2 |
Watermelon | 10b | 6-8 weeks before planting outside | March 1-30; Nov. 1-30 | March 1-30; Nov. 1-30 | 4 feet | 2 |
Watermelon | 11a | 6-8 weeks before planting outside | March 1-30; Nov. 1-30 | March 1-30; Nov. 1-30 | 4 feet | 2 |
Watermelon | 11b | 6-8 weeks before planting outside | March 1-30; Nov. 1-30 | March 1-30; Nov. 1-30 | 4 feet | 2 |
* Direct sow or transfer seedlings 2 weeks after any threat of frost has passed.