Recipe for BLACK WALLPAPER is: BLACK BLOCK and MAGIC BACON WALLPAPER. BLACK WALLPAPER belongs to wallpapers category. Growing BLACK WALLPAPER takes less than half a day, so no worries yeah. Low level players can use these to level up. How many times you need to hit it? Head to the wiki for more info: <a href="https://growtopia.fandom.com/wiki/Black_Wallpaper">black wallpaper</a> By default you should get at least 1 seed back. Gemratio of BLACK WALLPAPER is a mystery. Maybe you can check the wiki for <a href="https://growtopia.fandom.com/wiki/Black_Wallpaper">black wallpaper</a> Massproducing BLACK WALLPAPER can be tricky. You will find out after you have harvested a few.