| A | B | C | D | E | F | G | H | I | J | K | L | M |
| N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
| Key | |
|---|---|
| Chill | Hours between 32°F and 45°F, less hours above 65°F |
| Water | D = dry, W = wet, M = medium |
| Genus | Species | Common Name | Harm | Kill | Chill | Water | Soil/pH |
|---|---|---|---|---|---|---|---|
| Halleria | lucida | African Honeysuckle | |||||
| Hancornia | speciosa | Mangaba | |||||
| Harpephyllum | caffrum | Kaffir Plum | 30°F | 28°F | |||
| Helianthus | giganteus | Giant Sunflower | |||||
| Helianthus | tuberosus | Jerusalem Artichoke | -50°F | ||||
| Hibiscus | cannabinus | Kenaf | |||||
| Hibiscus | esculentus | Okra | |||||
| Hibiscus | sabdariffa | Roselle | 32°F | 30°F | W | ||
| Hierochloe | odorata | Zubrovka | |||||
| Hippophae | rhamnoides | Sea Buckthorn | -20°F | -40°F | |||
| Hippophae | salicifolia | ||||||
| Hovenia | dulcis | Raisin Tree | -20°F to 15°F | ||||
| Hylocereus | undatus | Strawberry Pear | <20°F | ||||
| A | B | C | D | E | F | G | H | I | J | K | L | M |
| N | O | P | Q | R | S | T | U | V | W | X | Y | Z |