Redshift Community

Hey, Im just getting back into this game, and i need some help in this expansion.
I currently need help wiith grow the windle bushes. I have no fertilizer and have no idea where to get some or how to complete this quest Is there only one pile?
I am also unsure where to go for find the chess piece?
Can any one help?

Cursed Chess Piece is in King Henry's Castle.

There are 5 Windlebushes. You can buy Seed Fertilizer in better Potion Shops. : )