| Camellia japonica | Camellia; Rose-of-Winter | | None Listed | Shrub > 8 feet, Evergreen, Full sun, Part shade, Shade, Zone 6a, Requires acid (pH 5.0 to 7.0) |
| Tsuga canadensis | Canadian Hemlock, Eastern Hemlock | | Spruces and Firs et al. | Tree > 30 feet, Evergreen, Full sun, Part shade, Shade, Zone 3a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Paxistima canbyi | Canby Paxistima | | Viburnums, Groundcovers & Vines | Groundcover, Evergreen, Part shade, Shade, Zone 4a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Hydrangea paniculata SMHPMWMH 'Candy Apple' | Candy Apple Panicle Hydrangea | | Hydrangea paniculata Collection (all of Cornell campus), Hydrangea Paniculata @ Minns Garden | Shrub 4 to 8 feet, Full sun, Part shade, Shade, Zone 3b, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Daphne x burkwoodii 'Carol Mackie' | Carol Mackie Daphne | | Flowering Landscape Shrubs | Shrub < 4 feet, Deciduous, Full sun, Part shade, Zone 4b, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Tsuga caroliniana | Carolina Hemlock | | | Tree > 30 feet, Evergreen, Full sun, Part shade, Shade, Zone , Can tolerate acid to neutral soil (pH 5.0 to 7.4) |
| Halesia tetraptera | Carolina Silverbell | | Low pH | Tree < 30 feet, Shrub > 8 feet, Deciduous, Full sun, Part shade, Zone 5a, Can tolerate acid to neutral soil (pH 5.0 to 7.4) |
| Catalpa speciosa | Catalpa; Indian Bean | | High pH | Tree > 30 feet, Deciduous, Full sun, Part shade, Zone 4a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Rhododendron catawbiense | Catawba Rhododendron | | Broad-leaved Evergreens | Shrub 4 to 8 feet, Evergreen, Part shade, Zone 4a, Requires acid (pH 5.0 to 7.0) |
| Cedrus libani | Cedar of Lebanon | | Spruces and Firs et al. | Tree > 30 feet, Evergreen, Full sun, Zone 5b, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Hydrangea paniculata 'Chantilly Lace' | Chantilly Lace Panicle Hydrangea | | Hydrangea paniculata Collection (all of Cornell campus), Hydrangea paniculata @ Friedman Wrestling Center | Shrub 4 to 8 feet, Deciduous, Full sun, Part shade, Zone 4a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Symphoricarpos x chenaultii | Chenault Coralberry | | None Listed | Deciduous, Zone |
| Prunus cerasifera | Cherry Plum | | Rosaceous & Flowering Trees | Tree < 30 feet, Deciduous, Full sun, Zone 5a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Quercus montana (Q. prinus) | Chestnut Oak | | Oaks | Tree > 30 feet, Deciduous, Full sun, Zone 5a, Can tolerate acid to neutral soil (pH 5.0 to 7.4) |
| Celastrus orbiculatus | Chinese Bittersweet | | Native and Invasive Plants | Vine, Deciduous, Full sun, Part shade, Zone 5a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Castanea mollissima | Chinese Chestnut | | | Tree > 30 feet, Deciduous, Full sun, Zone 4a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Ulmus parvifolia | Chinese Elm; Lacebark Elm | | Dry Site Plants | Tree > 30 feet, Deciduous, Full sun, Zone 5b, Can tolerate acid to alkaline soil (pH 5.0 to 8.0), Tolerates salty soil |
| Juniperus chinensis | Chinese Juniper | | Evergreens with Scales | Tree < 30 feet, Shrub 4 to 8 feet, Shrub < 4 feet, Evergreen, Full sun, Zone 4a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Syringa x chinensis | Chinese Lilac | | None Listed | Shrub > 8 feet, Deciduous, Full sun, Zone , Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Hamamelis mollis | Chinese Witchhazel | | Low pH | Tree < 30 feet, Shrub > 8 feet, Deciduous, Full sun, Part shade, Zone 5b, Can tolerate acid to neutral soil (pH 5.0 to 7.4) |