Plant name | Zone | Start seeds indoors (spring/fall) | Start seeds outdoors (spring/fall) | Plant seedlings/transplants outdoors (spring/fall) | Plant spacing | # plants per person |
Grapefruit | 3a | Not recommended | Not recommended | Not recommended | Not recommended | Not recommended |
Grapefruit | 3b | Not recommended | Not recommended | Not recommended | Not recommended | Not recommended |
Grapefruit | 4a | Not recommended | Not recommended | Not recommended | Not recommended | Not recommended |
Grapefruit | 4b | Not recommended | Not recommended | Not recommended | Not recommended | Not recommended |
Grapefruit | 5a | Not recommended | Not recommended | Not recommended | Not recommended | Not recommended |
Grapefruit | 5b | Not recommended | Not recommended | Not recommended | Not recommended | Not recommended |
Grapefruit | 6a | Not recommended | Not recommended | Not recommended | Not recommended | Not recommended |
Grapefruit | 6b | Not recommended | Not recommended | Not recommended | Not recommended | Not recommended |
Grapefruit | 7a | Not recommended | Not recommended | Not recommended | Not recommended | Not recommended |
Grapefruit | 7b | Not recommended | Not recommended | Not recommended | Not recommended | Not recommended |
Grapefruit | 8a | Not recommended | Not recommended | Not recommended | Not recommended | Not recommended |
Grapefruit | 8b | Not recommended | Not recommended | Not recommended | Not recommended | Not recommended |
Grapefruit | 9a | Not recommended | Not recommended | Feb. 1-March 1; Nov. 1-30 | 6-25 feet (depending on variety) | 1 |
Grapefruit | 9b | Not recommended | Not recommended | Feb. 1-March 1; Nov. 1-30 | 6-25 feet (depending on variety) | 1 |
Grapefruit | 10a | Not recommended | Not recommended | Dec. 1-Jan. 30 | 6-25 feet (depending on variety) | 1 |
Grapefruit | 10b | Not recommended | Not recommended | Dec. 1-Jan. 30 | 6-25 feet (depending on variety) | 1 |
Grapefruit | 11a | Not recommended | Not recommended | Dec. 1-Jan. 30 | 6-25 feet (depending on variety) | 1 |
Grapefruit | 11b | Not recommended | Not recommended | Dec. 1-Jan. 30 | 6-25 feet (depending on variety) | 1 |
* Grapefruit trees need heat and humidity.