The greenhouse in planner allows you to bring in plants from an Image Editor project.
1. Go to the Ezscape toolbar and click on the place Image editor project.
2. A dialog box with a list of projects you have done in Image Editor should come up. Select the project you want to use. Then click okay.
3. You should now see the plants on the design. They may show up in the grey area. That is okay. You can select them and move them to their locations on the design.