Sago Palm

Shrub

Sago Palm

Cycas revoluta

Also known as: King Sago, Japanese Sago Palm

Shrub Cycadaceae OrnamentalBorder PlantShade ProviderWildlife Attractor
Hardiness Zone
9-12
Ideal Temp
55–95°F
Survives Down To
15°F
Life Cycle
Perennial

Sago palm (Cycas revoluta) is a cycad, not a true palm, with a stout trunk or subterranean stem, stiff glossy fronds, and cones produced separately by male and female plants. It is native to southern Japan and widely planted in warm temperate to tropical landscapes for architectural foliage. Mature specimens can reach 6–10 feet (1.8–3 m) of visible trunk over decades. All parts contain toxic compounds—especially seeds—so design it as ornamental structure, not snack aisle. ☀️💧 Sun and Water Requirements: Full sun along coasts; bright partial shade inland in hot climates prevents frond burn. Well-drained, gritty soils prevent root rot; drought-tolerant once established but looks freshest with deep occasional watering in dry seasons. Avoid chronically wet pots or heavy clay without drainage holes. ✂️ Propagation: Sow cleaned seed in warm, humid conditions—germination is slow. Remove offsets (“pups”) with sterile tools if cloning is desired. Prune only fully brown fronds; yellowing may be nutrient signal, not automatic excuse for scissors. 🌾 Harvest / Best Use Timing: Not a food crop for casual harvest—seeds are dangerous without specialized traditional processing. Growth flushes appear in warm wet periods; expect one or two leaf crowns per year in ideal heat.

Good Neighbors
  • Agave — sharp texture contrast in xeric beds sharing sun and drainage
  • Lavender — drought-tolerant perimeter herb at the dripline where soil stays lean
  • Rosemary — aromatic sun lover alongside cycads in Mediterranean-style plantings
Cautions
  • Toxic seeds and tissues—keep away from curious pets and unsupervised snack experiments
  • Cold wet soil — root rot during cool rainy spells on poorly drained sites
Known Threats — Organic Solutions Only
Aphids
Aphidoidea
Scale Insects
Coccoidea
Spider Mites
Tetranychidae