Lophocereus schottii var. monstrosus — widely known as the Totem Pole Cactus — is a naturally occurring monstrose mutation of Lophocereus/Pachycereus schottii, native to Baja California and parts of Sonora and Arizona. It is famous for its smooth, knobby, nearly spineless stems and its tall, sculptural, columnar form
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Light — Full sun to bright shade; thrives in strong light.
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Water — Very low water; allow soil to dry completely. Water sparingly in summer, nearly none in winter.
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Soil — Gritty, rocky, fast‑draining mix (pumice, coarse sand, lava rock).
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Temperature — Hardy to ~25°F