Which special garden types can be found within a large botanical garden?

Large botanical gardens often incorporate smaller, specialized gardens within their grounds to showcase specific plant groups, geographical origins, or landscape styles. These specialized areas allow institutions to organize collections effectively while providing diverse educational and aesthetic experiences for visitors.12

Common special garden types found within large botanical gardens include:

• Arboretums: Dedicated collections of trees and shrubs, which may exist as a distinct section or as an independent institution.134
• Geographic or Cultural Gardens: Displays designed to represent the flora and architectural motifs of specific regions, such as Japanese, Chinese, or Ottoman gardens.12
• Taxonomic and Ornamental Collections: Areas focused on specific plant families or genera, such as rose or iris gardens.1
• Rock and Alpine Gardens: Specialized spaces designed to simulate high-elevation environments or to cultivate plants that thrive among rocks.156
• Wildflower Gardens: Areas dedicated to the cultivation and display of native or non-cultivated plant species.1
• Demonstration Gardens: Educational plots designed to illustrate specific gardening methods, plant varieties, or home gardening techniques.2

Additionally, large gardens often feature specialized structures like greenhouses, conservatories, and arid houses to support plants that require controlled environments, such as tropical species, cacti, or succulents.12