| Latin Name | Common Name | Habit | Height | Hardiness | Growth | Soil | Shade | Moisture | Edible | Medicinal | Other |
| Acacia podalyriifolia | Queensland Silver Wattle, Pearl wattle | Tree | 3.0 |
7-10
| | LM | N | DM | 1 | 0 | 3 |
| Agathis robusta | Queensland Kauri | Tree | 45.0 |
8-11
| | LMH | SN | M | 0 | 0 | 3 |
| Amelanchier stolonifera | Quebec Berry, Running serviceberry | Shrub | 1.5 |
4-8
| | LMH | SN | DM | 5 | 1 | 0 |
| Artemisia annua | Qing Hao, Sweet sagewort | Annual | 3.0 |
6-9
| F | LM | SN | DM | 1 | 4 | 2 |
| Aspidosperma quebracho-blanco | Quebracho | Tree | 0.0 |
-
| | LMH | SN | M | 0 | 2 | 2 |
| Astragalus henryi | Qin Ling Huang Qi | Perennial | 0.8 |
-
| | LM | N | DM | 1 | 0 | |
| Atriplex lentiformis | Quail Bush, Big saltbush, Quailbush, | Shrub | 3.0 |
8-11
| M | LM | N | DM | 2 | 1 | 3 |
| Camassia cusickii | Cussick's camas | Bulb | 0.9 |
3-11
| M | LM | SN | M | 2 | 0 | 3 |
| Camassia quamash | Quamash, Small camas, Utah small camas, Walpole's small camas | Bulb | 0.3 |
3-7
| | LMH | SN | M | 5 | 1 | 3 |
| Castanopsis cuspidata | Japanese Chinquapin | Tree | 25.0 |
6-9
| | MH | S | M | 2 | 0 | |
| Chenopodium auricomum | Queensland Bluebush | Annual | 1.8 |
-
| | LMH | N | M | 2 | 0 | 1 |
| Chenopodium quinoa | Quinoa, Goosefoot, Pigweed, Inca Wheat | Annual | 1.5 |
10-12
| F | LMH | N | M | 5 | 0 | 2 |
| Cinchona pubescens | Quinine tree, Red Bark, Cinchona, Quina, Quinquina, Quinine Bark, Peruvian Bark, Jesuit's Bark | Tree | 15.0 |
10-12
| F | LM | SN | M | 2 | 5 | 2 |
| Cocculus orbiculatus | Queen coralbead | Climber | 4.0 |
6-9
| | LMH | SN | M | 1 | 2 | 2 |
| Crataegus champlainensis | Quebec hawthorn | Tree | 6.0 |
5-9
| | LMH | SN | MWe | 4 | 2 | 2 |
| Crataegus submollis | Quebec Hawthorn | Tree | 7.0 |
4-8
| | LMH | SN | MWe | 4 | 2 | 3 |
| Cydonia oblonga | Quince | Tree | 7.5 |
5-9
| M | LMH | FSN | M | 4 | 2 | 3 |
| Filipendula rubra | Queen Of The Prairie, Meadowsweet | Perennial | 2.5 |
3-9
| M | LMH | SN | MWe | 0 | 1 | |
| Gentiana macrophylla | Qin Jiao | Perennial | 0.6 |
5-9
| | LMH | SN | M | 1 | 3 | |
| Macadamia tetraphylla | Queensland Nut, Macadamia nut | Tree | 10.0 |
9-12
| S | LMH | N | M | 4 | 0 | 3 |
| Parajubaea cocoides | Quito Palm | Tree | 15.0 |
-
| M | LMH | SN | M | 1 | 0 | |
| Peucedanum praeruptorum | Qian Hu | Perennial | 0.8 |
-
| | LMH | SN | M | 0 | 2 | |
| Quassia amara | Bitterwood, Amargo Bark | Shrub | 5.0 |
10-12
| S | MH | SN | M | 2 | 4 | 2 |
| Quercus acutissima | Sawthorn Oak | Tree | 5.0 |
5-9
| M | MH | SN | M | 2 | 2 | 3 |
| Quercus brantii | Barro, Brant's oak | Tree | 8.0 |
7-9
| F | LMH | N | DM | 3 | 2 | 3 |
| Quercus cerris | Turkey Oak, European turkey oak | Tree | 35.0 |
5-9
| F | MH | SN | M | 3 | 2 | 2 |
| Quercus coccifera | Kermes Oak | Shrub | 4.0 |
5-9
| | MH | SN | M | 3 | 2 | 3 |
| Quercus dentata | Japanese Emperor Oak, Daimyo oak | Tree | 20.0 |
4-8
| F | MH | SN | M | 2 | 2 | 2 |
| Quercus frainetto | Hungarian Oak, Italian Oak, Forest Green Oak | Tree | 30.0 |
5-8
| F | MH | SN | M | 4 | 2 | 2 |
| Quercus fruticosa | Gall Oak, Lusitanian Oak | Shrub | 2.0 |
7-10
| | MH | N | M | 3 | 2 | 2 |
| Quercus gambelii | Shin Oak, Gambel oak, Rocky Mountain White Oak | Shrub | 4.5 |
4-8
| S | MH | SN | DM | 3 | 2 | 3 |
| Quercus glauca | Ring-cup oak , Ring Cupped Oak, Blue Japanese Oak | Tree | 15.0 |
8-9
| S | MH | SN | M | 3 | 2 | 3 |
| Quercus ilex ballota | Holm Oak | Tree | 25.0 |
6-9
| S | LMH | SN | M | 5 | 2 | 3 |
| Quercus insignis | Chicalaba | Tree | 22.0 |
8-11
| F | LMH | N | M | 1 | 2 | 3 |
| Quercus ithaburensis macrolepis | Valonia Oak | Tree | 15.0 |
6-9
| S | MH | SN | DM | 4 | 2 | 2 |
| Quercus kelloggii | Californian Black Oak, Black Oak | Tree | 25.0 |
8-11
| M | MH | SN | M | 3 | 2 | 4 |
| Quercus laevis | American Turkey Oak, Turkey oak | Tree | 12.0 |
7-9
| S | MH | SN | M | 2 | 2 | 3 |
| Quercus leucotrichophora | | Tree | 25.0 |
7-10
| | MH | SN | DM | 2 | 2 | 3 |
| Quercus lobata | Californian White Oak, Valley oak | Tree | 30.0 |
7-11
| S | MH | SN | M | 2 | 2 | 2 |
| Quercus marilandica | Blackjack Oak | Tree | 10.0 |
6-9
| S | MH | SN | DM | 2 | 2 | 3 |
| Quercus mongolica grosseserrata | | Tree | 20.0 |
3-7
| | MH | SN | M | 2 | 2 | 3 |
| Quercus muehlenbergii | Yellow Chestnut Oak, Chinkapin oak | Tree | 20.0 |
4-8
| M | MH | SN | M | 3 | 2 | 3 |
| Quercus nigra | Water Oak | Tree | 20.0 |
5-9
| | MH | SN | M | 2 | 2 | 3 |
| Quercus petraea | Sessile Oak, Durmast oak | Tree | 40.0 |
5-8
| S | MH | SN | MWe | 2 | 3 | 2 |
| Quercus phillyreoides | Black ridge oak, | Shrub | 9.0 |
6-9
| S | MH | SN | M | 3 | 2 | 2 |
| Quercus prinus | Rock Chestnut Oak | Tree | 20.0 |
4-8
| S | MH | SN | M | 4 | 2 | 3 |
| Quercus pubescens | Downy Oak | Tree | 20.0 |
4-8
| | MH | SN | DM | 2 | 2 | 3 |
| Quercus robur | Pedunculate Oak, English oak | Tree | 30.0 |
4-8
| S | MH | SN | MWe | 4 | 3 | 5 |
| Quercus rubra | Red Oak, Northern red oak | Tree | 25.0 |
3-7
| F | MH | SN | DM | 3 | 2 | 3 |
| Quercus rugosa | Netleaf Oak | Tree | 20.0 |
7-10
| S | LMH | N | M | 2 | 2 | 2 |
| Quercus semecarpifolia | | Tree | 30.0 |
7-10
| | MH | SN | M | 2 | 2 | 3 |
| Quercus shumardii | Shumard Oak, Schneck oak | Tree | 30.0 |
4-8
| M | MH | SN | M | 2 | 2 | 3 |
| Quercus stellata | Post Oak | Tree | 20.0 |
4-8
| S | MH | SN | M | 3 | 2 | 3 |
| Quercus suber occidentalis | Cork Oak | Tree | 18.0 |
7-10
| S | MH | SN | DM | 2 | 2 | 2 |
| Quercus turbinella | Sonoran Scrub Oak | Shrub | 2.0 |
7-10
| S | LMH | N | DM | 1 | 2 | 2 |
| Quercus undulata | Wavyleaf Oak | Shrub | 3.0 |
4-8
| | MH | SN | M | 2 | 2 | 2 |
| Quercus variabilis | Chinese Cork Oak | Tree | 30.0 |
4-8
| | MH | SN | M | 2 | 2 | 3 |
| Quercus velutina | Black Oak | Tree | 30.0 |
-
| M | MH | SN | DM | 2 | 3 | 3 |
| Quercus x hybrid | Burgambel oak | Tree | 30.0 |
3-8
| M | MH | SN | DM | 3 | 2 | 3 |
| Rhodiola rhodantha | Queen's Crown, Redpod stonecrop | Perennial | 0.4 |
4-8
| | LMH | N | DM | 1 | 0 | |
| Santalum acuminatum | Quandong | Shrub | 0.0 |
-
| | LMH | SN | M | 1 | 1 | 2 |
| Simarouba amara | Paradise tree, bitterwood | Tree | 25.0 |
10-12
| F | LMH | SN | MWe | 3 | 4 | 3 |
| Solanum septemlobum | Qing Qi. | Perennial | 2.0 |
-
| | LMH | SN | M | 1 | 0 | |
| Stillingia sylvatica | Queen's Delight | Perennial | 1.0 |
-
| | LMH | SN | M | 0 | 1 | |