Use it at ur metal farm to regrow the metal useful then but useless all other ways

Use it to regrow trees around your base in pvp to better hide your base

For that person that asked fertilizer can be made by putting poop and/or a good amount of thatch in a Compost Bin’s inventory, or poop in a dung beetle’s inventory. You’ll also get oil if you put it in a dung beetle’s inventory.

Good on pvp servers to hide your base or your tames

It is made in your own crafting inventory. Just have the needed items in your inventory and learn the engram to craft it.

Be careful where you stand while refertilizing. If a tree grows back where you're standing you may get stuck in it and have to knock it right back down.

Can we use re-fertilizer on crystal?

Actually, I made a mistake, if you are using a compost bin you will need at least 50 thatch.

Magic powder that makes things reappear

Good for the rp (role play) servers and to make nice trees to grow around your base pvp great for metal