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Pinus Lumholtzii

Pinus Lumholtzii

Description

Pinus Lumholtzii, commonly known as Lumholtz Pine, is a coniferous tree native to Mexico. It was named after the Norwegian explorer Carl Lumholtz, who discovered it in the Sierra Madre Occidental mountain range. The tree can grow up to 20 meters tall and has a cylindrical shape with a conical crown. The bark is grayish-brown and has deep fissures, while the needles are long and thin, measuring up to 25 cm in length. The cones are large, measuring up to 30 cm in length, and are usually curved.

Taxonomy Information

Domain Eukaryota
Kingdom Plantae
Phylum Pinophyta
Class Pinopsida
Order Pinales
Family Pinaceae
Genus Pinus

Appearance

The Lumholtz Pine has a distinctive appearance with long, thin needles that grow in clusters of five. The needles are dark green and measure up to 25 cm in length. The cones are also large, measuring up to 30 cm in length, and are usually curved. The bark is grayish-brown and has deep fissures, giving it a rough texture. The tree has a cylindrical shape with a conical crown, and can grow up to 20 meters tall.

Care Guide

To care for a Lumholtz Pine, it is important to ensure that it receives adequate water, fertilization, and sunlight. The tree prefers well-draining soil that is slightly acidic, and should be planted in an area that receives full sun. It is hardy to USDA zones 8-10, and can tolerate temperatures as low as -12°C. The tree should be watered regularly, especially during dry spells, and should be fertilized annually with a balanced fertilizer. Pruning is not usually necessary, but can be done to help maintain the tree’s shape.

Common Pests & Diseases

The Lumholtz Pine is susceptible to a number of pests and diseases, including bark beetles, spider mites, and pine needle scale. It can also be affected by root rot and canker diseases. To prevent these issues, it is important to maintain good tree health by providing adequate water, fertilization, and pruning. Infected trees should be treated promptly with an appropriate pesticide or fungicide.

Habitat

The Lumholtz Pine is native to Mexico, where it grows in the Sierra Madre Occidental mountain range. It prefers well-draining soils and can be found at elevations of up to 2,800 meters above sea level. The tree is also grown as an ornamental tree in other parts of the world, including the United States.

Question and Answer

Q: How tall does a Lumholtz Pine grow?

A: The Lumholtz Pine can grow up to 20 meters tall.

Q: What is the preferred soil type for a Lumholtz Pine?

A: The Lumholtz Pine prefers well-draining soil that is slightly acidic.

Q: What are some common pests and diseases that affect the Lumholtz Pine?

A: The Lumholtz Pine is susceptible to bark beetles, spider mites, pine needle scale, root rot, and canker diseases.

Q: What is the hardiness zone for a Lumholtz Pine?

A: The Lumholtz Pine is hardy to USDA zones 8-10.

Related Plants

  • Pinus ayacahuite
  • Pinus cembroides
  • Pinus durangensis
  • Pinus engelmannii
  • Pinus leiophylla

References

  • “Pinus lumholtzii.” Royal Botanic Gardens, Kew. Accessed September 8, 2021. https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:263515-2.
  • “Pinus lumholtzii.” University of Connecticut Plant Database. Accessed September 8, 2021. https://hort.uconn.edu/detail.php?pid=383.
  • “Pinus lumholtzii.” Plants of the World Online. Accessed September 8, 2021. https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:263515-2.

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