Arizona Cactus Live Terrarium Necklace Plant. Tiny Cacti with 17" Blue Woven String Boo-Boo Plant Miniature Living Terrarium Cactus Plant Necklace Living Plant You can Wear, Grow and Transplant. Easy to water with wholes at the bottom, care instruction included with your order. Included Arizona Cactus Terrarium Plant Necklace with 17" Blue Woven String Terrarium Cactus Can Live in the Enclose for over 3 months without special care.