 | Juglans cinerea | Butternut | | Birch, Larch, Magnolias and Nut Trees at Arboretum | Tree > 30 feet, Deciduous, Full sun, Zone 3a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
 | Juglans nigra | Black Walnut | | Birch, Larch, Magnolias and Nut Trees at Arboretum, Wet Site Plants;
Birch, Larch, Magnolias and Nut Trees at Arboretum | Tree > 30 feet, Deciduous, Full sun, Zone 4b, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
 | 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) |
 | Juniperus conferta | Shore Juniper | | Zone 6 & 7 Plants plus shrubs | Groundcover, Evergreen, Full sun, Zone 6a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0), Tolerates salt spray |
 | Juniperus horizontalis | Creeping Juniper | | | Shrub < 4 feet, Groundcover, Evergreen, Full sun, Zone 3a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0), Tolerates salt spray |
 | Juniperus procumbens | Japanese Garden Juniper; Japgarden Juniper | | Evergreens with Scales | Shrub < 4 feet, Groundcover, Evergreen, Full sun, Zone 5a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
 | Juniperus rigida | Temple Juniper; Needle Juniper | | | Tree < 30 feet, Evergreen, Full sun, Part shade, Zone 6a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
 | Juniperus sabina | Savin Juniper | | Evergreens with Scales | Shrub < 4 feet, Groundcover, Evergreen, Full sun, Zone 3b, Can tolerate acid to alkaline soil (pH 5.0 to 8.0), Tolerates salt spray |
 | Juniperus scopulorum | Colorado Red Cedar; Rocky Mountain Juniper | | None Listed | Tree > 30 feet, Tree < 30 feet, Evergreen, Full sun, Zone 3b, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
 | Juniperus squamata | Singleseed Juniper | | Evergreens with Scales | 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) |
 | Juniperus virginiana | Eastern Red Cedar | | Evergreens with Scales | Tree < 30 feet, Shrub > 8 feet, Groundcover, Evergreen, Full sun, Zone 3b, Can tolerate acid to alkaline soil (pH 5.0 to 8.0), Tolerates salty soil |
 | Kalmia latifolia | Mountain Laurel; Mountain-laurel Kalmia | | Broad-leaved Evergreens | Shrub 4 to 8 feet, Evergreen, Part shade, Shade, Zone 5a, Requires acid (pH 5.0 to 7.0) |
 | Kerria japonica | Japanese Kerria; Kerria Rose | | Spring Flowering Trees and Shrubs, Zone 6 & 7 Plants plus shrubs | Shrub 4 to 8 feet, Deciduous, Part shade, Zone 5b, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
 | Koelreuteria paniculata | Golden-rain Tree; Varnish Tree | | 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 |
 | Kolkwitzia amabilis | Beautybush | | Spring Flowering Trees and Shrubs | Shrub 4 to 8 feet, Deciduous, Full sun, Zone 5a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
 | Laburnum x watereri | Goldenchain Tree | | Rosaceous & Flowering Trees | Tree < 30 feet, Deciduous, Full sun, Part shade, Zone 5b, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
 | Lagerstroemia indica | Crape Myrtle, Crepe Myrtle | | Zone 6 & 7 Plants plus shrubs | Tree < 30 feet, Shrub > 8 feet, Shrub 4 to 8 feet, Deciduous, Full sun, Zone 7a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
 | Larix decidua | European Larch; Common Larch | | None Listed | Tree > 30 feet, Deciduous, Full sun, Zone 5a, Can tolerate acid to neutral soil (pH 5.0 to 7.4) |
 | Larix kaempferi | Japanese Larch | | Birch, Larch, Magnolias and Nut Trees at Arboretum | Tree > 30 feet, Deciduous, Full sun, Zone 4a, Can tolerate acid to neutral soil (pH 5.0 to 7.4) |
 | Larix laricina | Eastern Larch; American Larch; Tamarack | | Birch, Larch, Magnolias and Nut Trees at Arboretum | Tree > 30 feet, Deciduous, Full sun, Zone 3a, Can tolerate acid to neutral soil (pH 5.0 to 7.4), Tolerates salt spray |
