| Caimito / Star Apple (牛奶果 / 金星果) | Tree (Evergreen) | Feb / Mar – May | Full Sun; Moderate Water | Spring |
| Calamondin / Calamansi (金桔 / 四季橘) | Small Tree / Shrub | Year-Round (Peak Nov – Feb) | Full Sun; Moderate Water | 4-Seasons |
| Cantaloupe / Muskmelon (哈密瓜 / 網紋甜瓜) | Annual Vine | Jun / Jul – Aug / Sep | Full Sun; Moderate Water | Summer |
| Canistel / Eggfruit (仙草果 / 黃金果) | Tree (Evergreen) | Dec / Jan – Feb / Mar | Full Sun; Low to Moderate Water | Winter |
| Cape Gooseberry / Physalis (燈籠果) | Herbaceous Shrub | Jul / Aug – Oct / Nov | Full Sun; Low to Moderate Water | Summer / Fall |
| Carambola / Star Fruit (楊桃) | Tree (Evergreen) | Sep / Oct – Feb / Mar (Dual Crop) | Full Sun to Partial; High Water | Fall / Winter |
| Carob (角豆) | Tree (Evergreen) | Aug / Sep – Oct | Full Sun; Low / Drought Tolerant | Fall |
| Cherimoya (毛葉番荔枝 / 釋迦) | Tree | Nov / Dec – Feb / Apr | Full Sun to Partial; Moderate Water | Winter / Spring |
| Cherry — Bing / Rainier / Sour (櫻桃) | Deciduous Tree | May / Jun – Jul | Full Sun; Moderate Water | Spring / Early Summer |
| Chokeberry / Aronia (野櫻莓) | Shrub | Aug / Sep – Oct | Full Sun; Moderate to High Water | Fall |
| Clementine (克萊門氏小柑橘) | Tree (Evergreen) | Nov / Dec – Jan / Feb | Full Sun; Moderate Water | Winter |
| Cloudberry (雲莓) | Low Perennial Grass/Herb | Jul / Aug | Full Sun; Wet Acidic Soil (Peat) | Summer |
| Coconut (椰子) | Palm Tree | Year-Round | Intense Full Sun; High Moisture | 4-Seasons / Tropical |
| Cranberry (蔓越莓) | Low Trailing Vine | Sep / Oct – Nov | Full Sun; High Water (Bogs) | Fall |
| Custard Apple / Sugar Apple (釋迦 / 番荔枝) | Small Tree | Jul / Aug – Oct / Nov | Full Sun; Moderate Water | Late Summer / Fall |