Glossy buckthorn is a shrub that is native to Europe, Asia, and Africa. It is characterized by its glossy leaves and small, black fruits. This plant has been introduced to North America, where it has become an invasive species.
Related plant:
Glossy Abelia
About soil condition, glossy buckthorn prefer deep, fertile, well-drained soils, but it also tolerates poorer, drier soils and even clay. It is not particular about pH, but it does not do well in very wet soils. This species is moderately tolerant of shade, and it is often found in woodlands.
Like the other plants, glossy buckthorn relies on sunlight to produce food. This process, called photosynthesis, is how plants convert sunlight into the energy they need to grow. While glossy buckthorn can tolerate shady conditions, it grows best in full sun. So if you're looking to create a optimal growing environment for your buckthorn, make sure it has plenty of access to sunlight.
The temperature conditions that are ideal for glossy buckthorn are between 70 and 80 degrees Fahrenheit. This plant cannot tolerate freezing temperatures and will die if exposed to them for too long. The glossy buckthorn is also not tolerant of drought conditions and will need to be watered regularly.
Ideal humidity condition for this plant is around 60%. glossy buckthorn can live in a range of different humidity conditions, however, it will not thrive if the air is too dry or too wet. If the air is too dry, the leaves will start to curl and the plant will become stunted. If the air is too wet, the leaves will start to rot.
About fertilizer, this kind of plant need more phosphate and potassium than nitrogen, so when you apply fertilizer, you should use one with higher levels of phosphate and potassium than nitrogen. Also, because of its tap root system, it is difficult to transplant, so you should be very careful when you transplant it.
Pruning glossy buckthorn is important to prevent the plant from becoming too large and overgrown. If you prune the plant properly, you can keep it under control and help it maintain its shape. When pruning, be sure to remove any dead or diseased leaves and branches. You should also prune any branches that are crossing over or rubbing against each other.
Propagation of glossy buckthorn is generally done through seed. The seeds should be collected in the fall and sown as soon as possible. If the seeds are not sown right away, they should be stored in a cool, dry place until spring. The seeds will germinate best if they are scarified before planting. To scarify the seeds, soak them in hot water for 24 hours. Then, sand the seed coat lightly with sandpaper. Plant the seeds in well-drained soil in full sun. Water the seeds regularly until they germinate. Once the seedlings are established, they can be transplanted to their permanent location.
Usually, the plant growth rate is rapid with the exception of drought conditions. This species can grow up to 10 feet in a single season and has been known to grow up to 24 inches in a single growing season under optimal conditions.
Common problems for this kind of plant are aphids, spider mites, rust, and scale. Aphids and spider mites are the most common problems. They are small, sucking insects that can be found on the underside of the leaves. Rust is a fungal disease that can be found on the leaves and stems. Scale is a small, hard, sucking insect that can be found on the stems and leaves.
Source:
Glossy Buckthorn | Keweenaw Invasive Species Management
Glossy buckthorn : Frangula alnus - Rhamnaceae (Buckthorn)
Glossy Buckthorn - University of Minnesota
