| Latin Name | Common Name | Habit | Height | Hardiness | Growth | Soil | Shade | Moisture | Edible | Medicinal | Other |
| Allium acuminatum | Hooker's Onion, Tapertip onion | Bulb | 0.3 |
5-9
| | LM | N | DM | 3 | 2 | 2 |
| Allium aflatunense | Persian Onion, Ornamental Onion | Bulb | 1.0 |
4-8
| M | LM | N | M | 2 | 2 | 1 |
| Allium akaka | | Bulb | 0.2 |
7-10
| | LM | N | DM | 3 | 2 | 1 |
| Allium altaicum | | Bulb | 0.3 |
-
| | LM | N | M | 3 | 2 | 1 |
| Allium ampeloprasum | Wild Leek, Broadleaf wild leek | Bulb | 1.8 |
5-9
| | LMH | N | DM | 5 | 3 | 2 |
| Allium ampeloprasum babingtonii | Babington's Leek | Bulb | 1.8 |
0-0
| | LMH | N | DM | 3 | 3 | 2 |
| Allium angulare | | Bulb | 0.0 |
-
| | LM | N | M | 3 | 2 | 1 |
| Allium angulosum | Mouse Garlic | Bulb | 0.5 |
4-8
| | LMH | SN | M | 3 | 2 | 1 |
| Allium atropurpureum | | Bulb | 1.0 |
7-10
| | LM | SN | M | 3 | 2 | 1 |
| Allium bisceptrum | Aspen Onion, Twincrest onion | Bulb | 0.3 |
7-10
| | LM | N | M | 3 | 2 | 1 |
| Allium bodeanum | | Bulb | 0.2 |
-
| | LM | N | DM | 3 | 2 | 1 |
| Allium bolanderi | Bolander's Onion | Bulb | 0.2 |
6-9
| | LM | N | M | 3 | 2 | 1 |
| Allium brevistylum | Shortstyle Onion | Bulb | 0.5 |
-
| | LM | N | MWe | 3 | 2 | 1 |
| Allium canadense | Canadian Garlic, Meadow garlic, Fraser meadow garlic, Hyacinth meadow garlic | Bulb | 0.5 |
4-8
| | LM | SN | MWe | 4 | 2 | 2 |
| Allium canadense mobilense | Canadian Garlic | Bulb | 0.5 |
4-8
| | LM | SN | MWe | 5 | 2 | 1 |
| Allium carinatum | Keeled Garlic | Bulb | 0.6 |
6-9
| | LMH | SN | M | 3 | 2 | 1 |
| Allium carolinianum | | Bulb | 0.4 |
-
| | LM | N | DM | 3 | 2 | 1 |
| Allium cepa | Onion, Garden onion | Bulb | 0.6 |
4-10
| M | LM | N | M | 5 | 3 | 3 |
| Allium cepa aggregatum | Potato Onion | Bulb | 1.2 |
4-8
| M | LM | N | M | 4 | 3 | 3 |
| Allium cepa ascalonicum | Shallot | Bulb | 0.3 |
4-8
| | LM | N | M | 5 | 3 | 2 |
| Allium cepa proliferum | Tree Onion, Walking Onion | Bulb | 1.2 |
4-8
| M | LM | N | M | 5 | 3 | 3 |
| Allium cernuum | Nodding Onion, New Mexican nodding onion | Bulb | 0.5 |
5-9
| F | LMH | N | M | 5 | 2 | 2 |
| Allium chinense | Rakkyo | Bulb | 0.3 |
6-9
| | LM | N | M | 4 | 2 | 1 |
| Allium condensatum | | Bulb | 0.6 |
4-8
| | LM | N | M | 3 | 2 | 1 |
| Allium cupanii | | Bulb | 0.3 |
7-10
| | LM | N | DM | 3 | 2 | 1 |
| Allium douglasii | Douglas' Onion | Bulb | 0.3 |
0-0
| | LM | N | DM | 3 | 2 | 1 |
| Allium dregeanum | Wild Onion | Bulb | 0.6 |
-
| | LM | N | DM | 3 | 2 | 1 |
| Allium drummondii | Prairie Onion, Drummond's onion | Bulb | 0.3 |
6-9
| | LM | N | M | 3 | 2 | 1 |
| Allium fistulosum | Welsh Onion | Bulb | 0.6 |
5-9
| F | LMH | N | M | 5 | 2 | 2 |
| Allium flavum | Small Yellow Onion, Ornamental Onion | Bulb | 0.5 |
4-7
| M | LMH | SN | M | 2 | 2 | 1 |
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