Lethal Yellowing – Definition & Detailed Explanation – Tree Diseases and Pests Glossary

What is Lethal Yellowing? Lethal Yellowing is a devastating plant disease that affects various species of palm trees, particularly coconut palms. It is caused by a phytoplasma, which is a type of bacteria that infects the phloem tissue of the palm tree. This disease is characterized by the yellowing and eventual death of the palm … Read more

Green Lumber – Definition & Detailed Explanation – Tree Wood and Lumber Glossary

What is Green Lumber? Green lumber refers to freshly cut wood that has not been dried or seasoned. It is called “green” because of its high moisture content, typically around 30-50%. This type of lumber is often used in construction projects where immediate availability is more important than stability or longevity. Green lumber is typically … Read more

Peruvian Pepper Tree (Schinus Molle) – Definition & Detailed Explanation – Tree Types Glossary

What is the Peruvian Pepper Tree (Schinus Molle)? The Peruvian Pepper Tree, scientifically known as Schinus Molle, is a species of flowering plant in the Anacardiaceae family. It is native to South America, particularly Peru, hence its common name. The tree is also known by other names such as the California Pepper Tree, Peruvian Mastic … Read more

Botryosphaeria Canker – Definition & Detailed Explanation – Tree Diseases and Pests Glossary

What is Botryosphaeria Canker? Botryosphaeria Canker is a fungal disease caused by various species of the Botryosphaeria fungus. This disease primarily affects woody plants, including trees and shrubs, by infecting and damaging their bark and cambium layer. Botryosphaeria Canker is a common problem in orchards, vineyards, and forests, where it can cause significant economic losses … Read more

Tertiary Growth – Definition & Detailed Explanation – Botanical Terms Glossary

What is Tertiary Growth? Tertiary growth, also known as secondary growth, is the process by which plants increase in girth and diameter through the production of secondary tissues. This type of growth occurs in woody plants, such as trees and shrubs, and is responsible for the formation of wood and bark. Tertiary growth is essential … Read more

Lignotuber – Definition & Detailed Explanation – Botanical Terms Glossary

What is a lignotuber? A lignotuber is a woody swelling found at the base of certain plants, particularly trees and shrubs. It is a specialized structure that stores nutrients and energy reserves, allowing the plant to survive adverse conditions such as drought, fire, or nutrient scarcity. Lignotubers are typically found underground or at ground level, … Read more

Crown Reduction – Definition & Detailed Explanation – Horticultural Terms Glossary

What is Crown Reduction? Crown reduction is a common tree pruning technique that involves selectively removing branches and foliage from the upper canopy of a tree to reduce its overall size and shape. This process is typically done to improve the health and appearance of a tree, as well as to prevent potential hazards such … Read more