1.  Lumion Model Library:

Click on the following links to see the complete Lumion Model Library as of version 11:

• Lumion Website: Lumion Content Library
• Lumion Website: Lumion Pro Content Library

And see this article: 

• Knowledge Base:  What is the new content added in Lumion 12?

2.  Plants and Trees:

2.1:  A detailed gallery and a table of all Tree models in Lumion as at version 12.

• Knowledge Base:  What Trees are in the Lumion Library? Gallery
• Knowledge Base: What Trees are in the Lumion Library? Search Table

2.2:  The Latin and common names of the trees and plants in Lumion Pro are also available in PDF format:

(Note: these include only those plants and trees that we have the Latin name or part of).

Lumion 12:

• Download Link: Trees in Lumion 12.0 Pro.pdf
• Download Link: Plants in Lumion 12.0 Pro.pdf
• Download Link: Lumion Pro V12.0 Trees and Plants Added in V12.0

Lumion 11:

• Download Link: Trees in Lumion 11.0 Pro.pdf
• Download Link: Plants in Lumion 11.0 Pro.pdf

Lumion 10:

• Download Link: Trees in Lumion 10.0 Pro.pdf
• Download Link: Plants in Lumion 10.0 Pro.pdf

Lumion 9:

• Download Link: Trees in Lumion 9.0 Pro.pdf
• Download Link: Plants in Lumion 9.0 Pro.pdf