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PlantSnap
Plant Care
Sago palm
(Cycas revoluta)
Also Known As
Sago palm, King sago, Japanese sago palm
About This Plant
Cycas revoluta is a species of gymnosperm in the family Cycadaceae, native to Japan. It is commonly known as the Sago Palm or King Sago Palm, although it is not a true palm. It is a slow-growing evergreen with a stout trunk that can reach up to 10 feet (3 meters) tall and 1 foot (30 cm) in diameter. The leaves are pinnate, about 2-4 feet (60-120 cm) long, and have a glossy, dark green color. The plant produces male and female cones on separate individuals, with the female cones producing bright red seeds.
Plant Care Instructions
Outdoor Size Range
6-10 feet (1.8-3 meters)
Light Requirements
Cycas revoluta prefers bright, indirect light. It can tolerate some direct sunlight, but too much can scorch the leaves. It can also grow in partial shade.
Humidity Needs
Cycas revoluta prefers moderate to high humidity. It can tolerate lower humidity, but may benefit from occasional misting.
Fertilizing Schedule
Fertilize with a balanced, slow-release fertilizer in the growing season. Avoid fertilizing in the winter. Sago Palms are sensitive to salt buildup, so use a fertilizer with a low salt index.
Pruning Guidelines
Prune off any dead or yellowing leaves as needed. Remove any offsets or pups that appear at the base of the plant to prevent overcrowding.
Common Pests and Diseases
Common pests of Cycas revoluta include scale insects, mealybugs, and spider mites. Diseases such as fungal leaf spot and root rot can also be a problem.
Indoor Size Range
2-5 feet (60-150 cm)
Watering Schedule
Sago Palms are drought-tolerant and prefer to dry out between waterings. Water deeply once a week in the growing season, and less frequently in the winter. Overwatering can cause root rot.
Temperature Range
The ideal temperature range for Cycas revoluta is between 65-85°F (18-29°C). It can tolerate temperatures as low as 50°F (10°C) and as high as 100°F (38°C).
Growing Season
The growing season for Cycas revoluta is from spring to fall.
Growing Difficulty Level
Cycas revoluta is considered moderately difficult to grow. It requires specific growing conditions and can be sensitive to overwatering, underwatering, and changes in temperature and humidity.
USDA Hardiness Zones
Cycas revoluta is hardy in USDA zones 8-10.
Did You Know?
Despite its common name, Cycas revoluta is not a true palm. It is a member of the Cycadaceae family, which is one of the oldest plant families on earth, dating back over 300 million years.
