| Latin Name | Common Name | Habit | Height | Hardiness | Growth | Soil | Shade | Moisture | Edible | Medicinal | Other |
| Abies amabilis | Red Fir,Pacific silver fir | Tree | 30.0 |
4-8
| S | LMH | FSN | M | 1 | 2 | 3 |
| Abies magnifica | Californian Red Fir, Shasta red fir | Tree | 60.0 |
4-8
| M | LMH | FSN | M | 0 | 0 | 2 |
| Abies religiosa | Sacred Fir | Tree | 40.0 |
7-10
| F | LMH | FSN | M | 0 | 1 | 3 |
| Acer rubrum | Red Maple, Drummond's maple, Swamp Maple | Tree | 30.0 |
4-10
| F | LMH | SN | M | 3 | 1 | 3 |
| Actaea rubra | Red Baneberry | Perennial | 0.5 |
3-7
| | LMH | FS | M | 0 | 2 | |
| Actinidia melanandra | Red Kiwi | Climber | 7.0 |
5-9
| | LMH | SN | M | 4 | 0 | |
| Adenanthera pavonina | Red Sandalwood, Coral Tree | Tree | 18.0 |
10-12
| F | LMH | N | M | 3 | 2 | 4 |
| Adenostoma sparsifolium | Redshank | Shrub | 6.0 |
7-10
| | LMH | N | DM | 1 | 1 | 2 |
| Aesculus pavia | Red Buckeye | Shrub | 5.0 |
5-9
| F | LMH | FSN | M | 2 | 1 | 3 |
| Aesculus x carnea | Red Horse Chestnut, Ruby Red Horsechestnut | Tree | 25.0 |
5-7
| S | LMH | SN | M | 2 | 1 | 3 |
| Agave chrysantha | Golden-flowered Agave | Perennial | 1.0 |
9-11
| M | LMH | N | DM | 2 | 1 | 2 |
| Allium paradoxum | Few-Flowered Leek | Bulb | 0.3 |
7-10
| | LMH | FSN | M | 5 | 2 | 1 |
| Allium triquetrum | Three-Cornered Leek | Bulb | 0.4 |
7-10
| | LM | FSN | M | 5 | 2 | 1 |
| Alnus rubra | Red Alder, Oregon Alder | Tree | 20.0 |
6-8
| F | MH | SN | MWe | 2 | 2 | 4 |
| Aloe ferox | Cape Aloe, Bitter Aloe, Red Aloe, Cape Aloe, Alligator Jaw Aloe | Shrub | 3.0 |
9-11
| S | LM | N | D | 2 | 5 | 3 |
| Amaranthus cruentus | Purple Amaranth, Red amaranth | Annual | 2.0 |
4-10
| | LMH | N | M | 5 | 2 | 2 |
| Amaranthus retroflexus | Pigweed, Redroot amaranth, Wild Beet | Annual | 0.9 |
5-11
| | LMH | N | M | 5 | 2 | 2 |
| Amsinckia menziesii | Small-flowered fiddleneck | Annual | 0.8 |
6-10
| F | LM | N | DM | 1 | 0 | 2 |
| Andira coriacea | Red Cabbage Bark Tree | Tree | 20.0 |
10-12
| F | LMH | SN | M | 0 | 0 | 4 |
| Anemone narcissiflora | Narcissus-Flowered Anemone, Narcissus anemone | Perennial | 0.6 |
3-7
| | LMH | SN | M | 1 | 0 | |
| Anredera cordifolia | Madeira Vine, Heartleaf madeiravine | Perennial Climber | 9.0 |
8-11
| F | LMH | SN | M | 2 | 0 | 1 |
| Aquilegia canadensis | Wild Columbine, Red columbine, Meeting Houses, Common Columbine | Perennial | 0.6 |
4-10
| M | LM | SN | M | 2 | 2 | 2 |
| Armoracia rusticana | Horseradish, Red Cole | Perennial | 0.7 |
4-9
| F | LMH | SN | M | 3 | 3 | 2 |
| Aronia arbutifolia | Red Chokeberry | Shrub | 3.0 |
4-9
| | LMH | SN | M | 2 | 0 | 0 |
| Artemisia scoparia | Redstem wormwood | Biennial | 0.6 |
3-7
| | LMH | N | DM | 1 | 2 | 2 |
| Asclepias rubra | Red Silkweed | Perennial | 1.2 |
4-8
| | LM | SN | DM | 3 | 1 | 3 |
| Atriplex rosea | Tumbling or redscale saltweed | Annual | 0.6 |
3-10
| F | LM | N | DM | 2 | 2 | 2 |
| Avena byzantina | Red Oat | Annual | 0.0 |
-
| | LMH | N | DM | 2 | 0 | 2 |
| Azolla pinnata | Water Fern, Ferny or Red Azolla | Fern | 0.0 |
11-12
| F | LMH | FSN | MWeWa | 0 | 0 | 4 |
| Baikiaea plurijuga | Rhodesian Teak, Zambesi Redwood | Tree | 15.0 |
10-12
| S | LMH | SN | M | 1 | 2 | 4 |
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