Pachypodium lamerei is a semi deciduous succulent stemmed tree, up to 20 feet (6 m) tall and up to 1 foot (30 cm) in diameter. Silver-gray trunk covered with sharp up to 2.4 inches (6 cm) long spines, which is generally solitary or scarcely branched. Leaves are green, long, narrow, arranged spirally, mostly just at the top of the plant. Flowers are white with yellow center, up to 3.1 inches (8 cm) in diameter. Seed pods look like cucumbers.
Pachypodiums require good amount of sunlight . Unlike other succulents, it needs lot of water in summers. The Cactus need regularly water to replenish its moisture reserves in the rest period.
Use this tall, architecturally striking succulent in a rock garden among cactus and other frost-tender succulents. When smaller, it makes an acceptable potted specimen, too.