Plant it to grow Pointy Sign. This sign includes a bit of added information - an arrow! The arrow points whichever direction you are facing when you place the sign.
Pointy Sign Seed price in Growtopia: sells for about 200/WL (median of 8 offers from community Discords, past 30 days). Live price chart and the latest buy and sell offers.
Recently sold at: LHGYH