Plant it to grow Cactus. A dangerously sharp plant. Do not touch.
Cactus Seed price in Growtopia: sells for about 3/WL, buyers pay about 4/WL (median of 172 offers from community Discords, past 30 days). Live price chart and the latest buy and sell offers.
Recently sold at: SSPOSTER, TI84, I0YC, ND17, SIMALA