Smooth Alder
Alnus serrulata
Description:
The tree grows with multiple trunks and up to 36 feet tall with an average spread of 11.5 feet. Trees are found in sunny areas of wetlands. Male flowers are a brownish-yellow and female flowers are red and appear in the spring. The fruit is dark brown and cone like and mature during the fall.
Plant Overview:
| Other Common Names: | Hazel Alder, Brookside Alder |
| Plant Family: | Betulaceae |
| Plant Duration: | Perennial |
| Plant Type: | Trees |
| Attracts Pollinators and Wildlife: | Birds |
| Bloom Time: | Early March to mid April |
| Fruit Timing: | August to October |
| Global and State Rank: | G5, S5 |
| Commercially available landscape plant? | No |
Soil Characteristics: | |
| Soil Moisture: | Wet |
| Soil pH: | Acidic, Slightly Acidic |
Light Needs: | |
| Opitmal Light: | Sun |
| Light Range: | Sun |
Water Needs of Plant: | |
| Soil Moisture: | Wet |