Berberis x media
Lily of the Valley Bush
| Family | 
| Berberidaceae | 
| Genus | 
| Berberis | 
| Species | 
| x media | 
| Category | 
| Woody | 
| Type | 
| Shrub (evergreen) | 
| Synonyms | 
| Mahonia x media (Name changed to Berberis x media in 2019) | 
| USDA Hardiness Zone | 
| 6 - 9 | 
| Canadian Hardiness Zone | 
| 6a - 8a | 
| RHS Hardiness Zone | 
| H5 | 
| Temperature (°C) | 
| -21° | 
| Temperature (°F) | 
| -10° | 
| Height | 
| 2 m | 
| Spread | 
| 2 m | 
| General Description | 
| Evergreen shrub with yellow flowers in the winter and clusters of blueberries in the spring. Short unbranched stems with glossy green leaves. | 
| Landscape | 
| Specimen plant that has autumn and winter interest. Can be used in mass and group plantings or for screening purposes. | 
| Cultivation | 
| Prefers semi-shaded woodland in damp, slightly acidic soil. Can grow in full shade to full sun situations if sufficient soil moisture is present. | 
| Shape | 
| Upright form, with age the plant will begin to become rounded. | 
| Growth | 
| Medium | 
| ID Characteristic | 
| Erect raceme of yellow flowers and dark green leaflets. | 
| Pests | 
| Leaf rusts and white flies. Some damage to leaves by a looper caterpillar. Fungal leaf spots and Galls as well. | 
| Habitat | 
| Horticultural origin. | 
| Bark/Stem Description | 
| Smooth and glossy with a purple tinge on multi-stemed trunks. | 
| Flower/Leaf Bud Description | 
| Lateral buds are small and less than 1 cm. Terminal buds larger, 2- 3 cm and are ovoid with 6 bright orange and red scales. | 
| Leaf Description | 
| Pinnate structure and approximately 17-21 leaflets. Leaves have spiny teeth on the edges. Individual leaves are 6-11 cm in length and 2.5-4 cm in width. Deep green and glossy on top and yellow-green underneath. | 
| Flower Description | 
| Flower is slightly fragrant. Grouped into lemon yellow clusters at the end of the branches. Racemes approximately 20 per cluster. Racemes are 25-35 cm long. | 
| Fruit Description | 
| Berries in the spring are blue to black. Approximately 1 cm in diameter. Acidic flavour but edible raw. Berries grow in clusters. | 
| Colour Description | 
| Leaves are deep green on top and green-yellow underneath. Flowers are lemon yellow in the winter. Blue berries are produced in the spring. | 
| Texture Description | 
| Medium-coarse. |