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Japanese Maple 'Emperor One'

Acer palmatum 'Emperor One'
Size Chart

Trees & Shrubs Size Chart

Trees & Shrubs Size Chart

Deeply cut, purple-red foliage turns dark crimson in fall. Dark, red-black bark.  Grows in tidy, rounded habit. Perfect landscape accent or lawn tree.

* Monrovia priced higher. 

Plant with Hosta


  • Landscape Size: 15'-25' tall, 15'-25' wide
  • Light Requirement: Morning Sun/Afternoon Shade
  • Water Needs: Moderate
  • Sunset Zone: 2-24
  • Growth Habit: Upright, Rounded
  • Growth Rate: Moderate
  • Attributes: Deciduous, Deer Resistant, Fall Color

These characteristics apply to the greater Sacramento area and nearby regions. 

Live outside of our area? Please check with your local cooperative extension for the best growing practices in your neck of the woods.

Visit: UC Cooperative Extension Offices

Visit: National County Extension Offices

Green Thumb Guide

Thrives in slightly acidic soils with good drainage. Feed Japanese maples in early spring with a slow release fertilizer. Prune in winter. 



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