Archontophoenix Species, Walsh River King Palm

Archontophoenixmaxima

Family
Arecaceae (ar-ek-AY-see-ee)
Genus
Archontophoenix (ar-kon-toh-FEE-niks)
Species
maxima (MAKS-ih-muh)
Synonym
Sun Exposure
Sun to Partial Shade
Light Shade
Foliage
Grown for foliage
Evergreen
Height
30-40 ft. (9-12 m)
over 40 ft. (12 m)
Hardiness
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)
Bloom Color
Bloom Time
Other Details
Category
Trees
Palms
Water Requirements
Average Water Needs; Water regularly; do not overwater
Requires consistently moist soil; do not let dry out between waterings
Foliage Color
Where to Grow
Can be grown as an annual
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
Patent Information
Propagation Methods
Seed Collecting
Regional

This plant is said to grow outdoors in the following regions:

Rancho Cucamonga, California

San Fernando, California

San Pedro, California

Thousand Oaks, California

Wilmington, California

Miami, Florida

Sarasota, Florida

Christiansted, Virgin Islands

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Gardener's Notes:

5
positives
0
neutral
0
negative
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G
North Sarasota, FL | July 2013 | positive

This is a great plant. So far for 2 1/2 years it's been
doing great. It grows very fast, with a beautiful
crownshaft.

S
San Pedro, CA | February 2011 | positive

This is a great alternative to the regular Alexander or Cun. The major difference that I've noticed is that the trunk is larger and from ...Read More

M
Miami, FL | January 2011 | positive

This palm handled the recent cold snap quite well--much better than two archontophoenix purpureas close by it. They got modest leaf burn ...Read More

H
H
| December 2009 | positive

The main difference is probably that this is the tallest Archontophoenix. Growing to about 30 meters tall. The rest are 15 to 25 meters tall.

P
Acton, CA (Zone 8b) | September 2006 | positive

This Archontophoenix is similar in looks to A alexandrae, but differs in some floral details. Not sure how it differs otherwise, only th...Read More

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