Nightberries don't spawn on water. They grow on hard to see plants/bushes on top of Floating Mat blocks (aka wet quicksand). The plants are destroyed if the block is destroyed.
Thankfully, journeymap puts a white dot where the plant is, so you can detect them that way.
Nightberries don't spawn on water. They grow on hard to see plants/bushes on top of Floating Mat blocks (aka wet quicksand). The plants are destroyed if the block is destroyed. Thankfully, journeymap puts a white dot where the plant is, so you can detect them that way.