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Description
Corylus Maxima, also known as the giant filbert or Turkish hazel, is a deciduous shrub that produces edible nuts. It belongs to the Betulaceae family and is native to Southeast Europe and Southwest Asia. The shrub can grow up to 5 meters tall and 4 meters wide. Its leaves are green and heart-shaped, and its flowers are yellowish-brown catkins that bloom in late winter or early spring.
Taxonomic Information
| Domain | Eukarya |
| Kingdom | Plantae |
| Phylum | Tracheophyta |
| Class | Magnoliopsida |
| Order | Fagales |
| Family | Betulaceae |
| Genus | Corylus |
Appearance
Corylus Maxima has an attractive appearance with its heart-shaped green leaves and yellowish-brown catkins. The shrub can grow up to 5 meters tall and 4 meters wide, making it a great addition to a garden or landscape. Its flowers bloom in late winter or early spring, and the nuts mature in late summer or early autumn. The nuts are enclosed in a husk that splits open to reveal the nut inside.
Care Guide
Corylus Maxima is a low-maintenance shrub that requires little care. Here are some tips to ensure its optimal growth:
Water: Water regularly, especially during dry periods. Avoid overwatering as it can lead to root rot.
Fertilization: Fertilize once a year in early spring with a balanced fertilizer.
Soil: Plant in well-draining soil that is rich in organic matter.
Sunlight: Plant in full sun to partial shade.
Hardiness Zones: Corylus Maxima can grow in zones 4-8.
Common Pests & Diseases
Corylus Maxima is generally resistant to pests and diseases. However, it can still be affected by certain issues such as:
Aphids: These small insects can suck the sap from the leaves and cause them to yellow and curl. Use insecticidal soap to control them.
Mites: These tiny insects can cause the leaves to become speckled and turn yellow. Use insecticidal soap to control them.
Fungal diseases: Corylus Maxima can be affected by fungal diseases such as powdery mildew and rust. Use a fungicide to control them.
Habitat
Corylus Maxima is native to Southeast Europe and Southwest Asia. It grows in forests, woodlands, and shrublands. The shrub prefers well-draining soil and can grow in full sun to partial shade.
Question and Answer
Q: Can you eat the nuts produced by Corylus Maxima?
A: Yes, the nuts produced by Corylus Maxima are edible and have a sweet flavor.
Q: How tall can Corylus Maxima grow?
A: Corylus Maxima can grow up to 5 meters tall.
Q: What is the best time to fertilize Corylus Maxima?
A: The best time to fertilize Corylus Maxima is in early spring.
Q: What is the hardiness zone for Corylus Maxima?
A: Corylus Maxima can grow in zones 4-8.
Related Plants
Here are some related plants to Corylus Maxima:
- Corylus Americana
- Corylus Avellana
- Corylus Colurna
- Corylus Cornuta
- Corylus Fargesii
References
- “Corylus Maxima.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=283741.
- “Corylus Maxima.” Plant Encyclopedia, www.gardenia.net/plant/corylus-maxima-turkish-hazel.
- “Giant Filbert.” The Morton Arboretum, www.mortonarb.org/trees-plants/tree-plant-descriptions/giant-filbert.
