A mini-expansion was available from Dux Somnium Games website as a bonus if you reserved Botany prior to the launch of the Kickstarter campaign.

1 Character card: Baroness Azra Blythe
7 Specimen cards:

Common Hyacinth (-1 pts)
Field Bindweed (2 pts)
Blue Globe Onion (2 pts)
Blue Sage (2pts)
Native Iris(4 pts)
Blue Spiderwort (3pts)
Butterfly Flower (4pts)

1 Title/ Rules card