Red Barrel Cactus 4inThe Barrel Cactus is a round, ribbed cactus with bold spines and a charming, sculptural shape. Over time, it slowly grows taller and can even produce bright yellow or orange blooms when mature. Light: Full sun to bright, direct light Water: Allow soil to dry out completely between waterings Pet safe? No, toxic if ingested and pokey! This desert classic is perfect for sunny spots and adds serious character with its tough, rugged look and slow growing