Splice GREEN BLOCK and MAGIC BACON WALLPAPER to make GREEN WALLPAPER. You can find this item in wallpapers category. Growing GREEN WALLPAPER takes less than half a day, so no worries yeah. Not much exp to be gained from breaking this. How many times you need to hit it? Head to the wiki for more info: <a href="https://growtopia.fandom.com/wiki/Green_Wallpaper">green wallpaper</a> Seed mathematics is very complicated, but you should get at least 1 seed back from splicing GREEN WALLPAPER. Profiting with this might be questionable. Will you get enough blocks to build something? You just have to find out yourself.