Cycad, Japanese Sago Palm, King Sago Palm, Sago Cycas, Sago Palm 'Showa'

Cycas revoluta

Family: Cycadaceae
Genus: Cycas (SY-kas) (Info)
Species: revoluta (re-vo-LOO-tuh) (Info)
Cultivar: Showa


Tropicals and Tender Perennials


Foliage Color:

Unknown - Tell us

Bloom Characteristics:

Unknown - Tell us

Water Requirements:

Average Water Needs; Water regularly; do not overwater

Where to Grow:

This plant is suitable for growing indoors


10-12 ft. (3-3.6 m)


8-10 ft. (2.4-3 m)


USDA Zone 8b: to -9.4 C (15 F)

USDA Zone 9a: to -6.6 C (20 F)

USDA Zone 9b: to -3.8 C (25 F)

USDA Zone 10a: to -1.1 C (30 F)

USDA Zone 10b: to 1.7 C (35 F)

USDA Zone 11: above 4.5 C (40 F)

Sun Exposure:

Sun to Partial Shade


Seed is poisonous if ingested

All parts of plant are poisonous if ingested

Plant has spines or sharp edges; use extreme caution when handling

Bloom Color:


Bloom Time:

Mid Summer


Grown for foliage

Other details:

Unknown - Tell us

Soil pH requirements:

6.1 to 6.5 (mildly acidic)

Patent Information:

Unknown - Tell us

Propagation Methods:

By dividing rhizomes, tubers, corms or bulbs (including offsets)

From seed; direct sow outdoors in fall

From seed; winter sow in vented containers, coldframe or unheated greenhouse

Seed Collecting:

Seed does not store well; sow as soon as possible


This plant has been said to grow in the following regions:

Orange Beach, Alabama

Havana, Florida

Zephyrhills, Florida

Hayden, Idaho

Gardeners' Notes:

No details have been posted.