As previously mentioned I upgraded our Alien Flora.
First, I purchased a few variations of these inexpensive
aquarium plants on Amazon.
Then I asked one of my nephews to use his new 3D printer to print up some Ticalla palm tree bases in black.
A little mixing and matching of the multicolor plants and I created these:
Putting them on an Arena of the Planeswalkers map results in an alien landscape like this:
We are very happy with these alien plants and will be replacing the front page with photos of them to eventually include tree heights.