Plants: Q
- Quaking Aspen Populus tremuloides Wildflower
- Queen of the Prairie Filipendula rubra Garden perennial
- Queen's Crape Myrtle Lagerstroemia speciosa Flowering tree
- Queen's Wreath Petrea volubilis Vine
- Quince Cydonia oblonga Tree fruit
- Quinoa Chenopodium quinoa Grain