Garden Centre › Buxus Green Gem Image 1 of 1 Buxus Green Gem from $8.95 Buxus 'Green Gem' - Classic box for edging and topiary; slow and dense, clips neatly. Mature size: 0.6-1 m x 0.6-1 m (clips lower). Size: Select Size 1.55 L Pot 4 L Pot Add To Cart Added! Buxus 'Green Gem' - Classic box for edging and topiary; slow and dense, clips neatly. Mature size: 0.6-1 m x 0.6-1 m (clips lower). You Might Also Like Quick View Griselinia Littoralis Broadway Mint from $9.95 Quick View Camellia High Fragrance $19.95 Quick View Buxus Sempervirens from $9.95 Quick View Camellia Paradise Gillain $19.95 Quick View Camellia Gay Sue $12.95