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Description
Larix Lyallii, commonly known as Lyall’s Larch, is a deciduous coniferous tree native to North America. It belongs to the Pinaceae family and is characterized by its slender, conical shape and needle-like leaves. The tree can grow up to 30 meters in height and 60 centimeters in diameter. It has a straight trunk with a gray-brown bark that becomes rough with age.
Taxonomic Information
| Domain | Eukaryota |
|---|---|
| Kingdom | Plantae |
| Phylum | Pinophyta |
| Class | Pinopsida |
| Order | Pinales |
| Family | Pinaceae |
| Genus | Larix |
Appearance
The Larix Lyallii has needle-like leaves that are arranged in clusters of 10 to 20. The needles are soft and light green when they first emerge, turning darker and more rigid as they mature. The tree produces small, light brown cones that are about 2.5 cm long. The cones grow on the upper side of the branches and are often clustered together. Larix Lyallii is one of the few deciduous conifers and drops its needles in the fall. The tree has a beautiful yellow and orange fall color, making it a popular ornamental tree.
Care Guide
Larix Lyallii is a low-maintenance tree that can thrive in a variety of growing conditions. Here are some tips on how to care for this tree:- Water: The tree needs regular watering, especially during the first few years after planting. Ensure that the soil is consistently moist but not waterlogged.- Fertilization: The tree does not require much fertilizer. If needed, use a slow-release fertilizer in the spring.- Soil: The tree can grow in a variety of soil types, but it prefers well-drained, acidic soils.- Sunlight: The tree prefers full sun but can tolerate some shade.- Hardiness Zones: Larix Lyallii is hardy in USDA zones 4 to 7.
Common Pests & Diseases
Larix Lyallii is generally not susceptible to many pests and diseases. However, it can be affected by:- Larch case-bearer: This pest can cause defoliation in Larix trees. The larvae feed on the needles and cause them to turn brown.- Needle cast: This fungal disease can cause the needles to turn brown and fall off.- Canker: This fungal disease can cause lesions on the bark and affect the tree’s growth.
Habitat
Larix Lyallii is native to North America and can be found in the western United States and Canada. The tree grows in high-altitude areas, often in subalpine and alpine regions. It prefers cool, moist climates and can survive in areas with heavy snowfall.
Question and Answer
Q: Is Larix Lyallii a good tree for landscaping?
A: Yes, Larix Lyallii is a great ornamental tree due to its attractive shape and fall color.Q: Does Larix Lyallii require a lot of maintenance?
A: No, the tree is low-maintenance and can thrive in a variety of growing conditions.Q: How tall can Larix Lyallii grow?
A: The tree can grow up to 30 meters in height.Q: Where is Larix Lyallii commonly found?
A: The tree is native to North America and can be found in the western United States and Canada.
Related Plants
Here are some related plants to Larix Lyallii:- Larix decidua (European Larch)- Larix kaempferi (Japanese Larch)- Larix laricina (Tamarack)
References
– “Larix Lyallii.” Missouri Botanical Garden. Accessed June 15, 2021. http://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=287156.- “Lyall’s Larch.” Royal Horticultural Society. Accessed June 15, 2021. https://www.rhs.org.uk/Plants/20630/Larix-lyallii/Details.
