Certified Arborist refers to the knowledge and practical ability to assess, care for, and manage trees in a safe and informed manner. It includes evaluating tree health, identifying maintenance needs, and applying appropriate pruning, planting, and preservation practices. In work settings, the skill is used to support landscape planning, risk reduction, and the long term maintenance of trees in public and private environments.

Horticulture is the specialized skill of cultivating plants, fruits, vegetables, ornamental flowers, and landscape design. It involves understanding the science and techniques of plant growth, soil quality, and pest management. Professionals in this field have expertise in plant breeding, genetic engineering, and tissue culture. Horticulturists work in a range of settings from nurseries, greenhouses, botanical gardens, and farms, to landscaping companies and public parks. They play a vital role in providing healthy food choices, beautifying public spaces, and preserving natural habitats.

Pesticide Applicator License refers to the certification and knowledge required to handle, mix, store, and apply pesticide products in accordance with safety and regulatory requirements. It is used in work settings where pest control is performed in agriculture, landscaping, facilities maintenance, and public health operations. The skill supports accurate product selection, safe application practices, recordkeeping, and protection of people, property, and the environment.

Plant identification is the process of determining the scientific name or common name of a plant specimen. It requires specialized skills to accurately identify a plant based on its physical characteristics such as leaves, flowers, and fruits. Proper plant identification is important for scientific research, agriculture, horticulture, and environmental conservation. It takes years of training and experience to master this specialized skill.

Urban Forestry refers to the planning, care, and management of trees and other vegetation in built environments. It involves assessing tree health, selecting suitable species, and maintaining green spaces to support public safety, environmental quality, and landscape function. In work settings, it is applied to planting, pruning, risk assessment, and long term stewardship of urban canopy resources.