Which collaborations has Janis Elspas been a part of in the gardening community?

I'm sorry, but the available content doesn't directly address any specific collaborations that Janis Elspas has been a part of in the gardening community. However, she often shares her gardening experiences and encourages others to get involved, especially children.

Would you like to know more about her gardening tips or her experiences involving her kids in gardening?