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Emperor One Japanese Maple Tree

Acer palmatum 'Wolff'

Regular price $22811
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Planting & Care

Where to Plant

  • Sunlight: Plant in a spot that receives four to six hours of morning sun with protection from the intense afternoon heat. While it can handle full sun in cooler climates, dappled shade helps maintain the deep burgundy leaf color and prevents the delicate foliage from scorching at the edges.
  • Soil: This maple thrives in rich, well drained soil that stays consistently moist but never soggy. If you have heavy clay, plant it in a slight mound or "high" to keep the root flare above the water line, ensuring the roots can breathe.

Watering Requirements

During the first two seasons, water deeply twice a week to ensure the root system anchors properly. Once established, this tree is moderately drought tolerant, but inconsistent moisture during heat waves can lead to "leaf crisp" where the edges turn brown and brittle. Aim for a slow soak at the base of the tree rather than overhead spraying to keep the root zone hydrated without stressing the foliage.

Pruning Tips

Since Emperor One Japanese Maples bloom and grow on old wood, you should limit pruning to late winter while the tree is still dormant. Focus on removing the "three Ds" (dead, damaged, or diseased branches) and any crossing limbs to open up the canopy for better air circulation. Think of pruning like a light thinning rather than a heavy haircut to preserve its naturally elegant, upright form without stimulating weak, lanky growth.

Fertilizer Needs

Apply a balanced, slow release fertilizer in early spring just as the buds begin to swell to support the first flush of growth. Avoid using high nitrogen fertilizers late in the summer or fall because this encourages tender new growth that won't have time to harden off before the first frost. A layer of organic mulch around the base is often more beneficial than heavy chemicals as it mimics the forest floor and provides a steady stream of nutrients.

Delivery and Shipping

Preorder Shipping Schedule

We ship your plants when it's safe to transport them to your zone. Dates are estimated and subject to weather delays.

Zone 3-4 Week of March 30th
Zone 5 Week of March 16th
Zone 6-12 Week of March 2nd


Shipping Rates

Ships in 7-10 business days • Tracking provided • Weather protected

Under $50 $9.99
$50 - $99.99 $14.99
$100 - $149.99 $16.99
$150 - $198.99 $24.99
$199+ FREE

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Description

Reigning Monarch Emperor One Japanese Maple!

  • Landscaper's Favorite
  • Holds Color in the Shade
  • Rich Plum & Brilliant Crimson
  • Lustrous Leaves With Outstanding Color
  • Three Seasons Interest
  • Wide, Upright Form
  • Full Sun or Part Shade
  • Acid Soil Tolerance
  • Ornamental Accent
  • Faster Growing, Small Tree
  • Compact Form
  • Thrives in a Wide Range of Growing Zones

Japanese Maples are easily one of the most beautiful trees that you can buy to enhance your landscape! The gorgeous Emperor One Japanese Maple tree (Acer palmatum 'Wolff') is indeed the cream of the crop!

This exceptionally ornamental tree has absolutely gorgeous color, lasting throughout all three seasons of the growing season! Plus amazing color that transitions throughout the year!

The Emperor One, or 'Red Emperor' as it is sometimes called, is slower to leaf out in the spring than other species of red Japanese Maples. This means that it isn't as susceptible to surprise spring frost damage as other varieties can sometimes be.

One of the great qualities of Emperor One is of course its beautiful leaves! They are exquisitely shaped and colored, but what makes them stand out is their almost translucent quality! Deeply incised and evenly toothed margins create a magical look!

Emperor One seems to be glowing from the inside like a lantern when the sun hits it from behind. You have to see it to understand it, and once you do you won't ever forget it! Even pictures can't capture this beauty!

Just one of these beautiful trees accentuates the home landscape in such a way, that it creates an environment of calming mystique and an air of peaceful relaxation.

How to Use Emperor One Japanese Maple In The Landscape

Emperor One Japanese Maple trees are of course iconic additions to Asian-inspired gardens. Planted near a water feature so they can reflect in the still waters and become the crowning jewel of the landscape.

Their shape and form lend that certain elegance to Zen gardens, formal beds and commercial plantings, and fit into modern gardens or urban landscapes alike. You can see why these amazing trees are a landscaper's go-to plant for their designs!

Colorful additions to any bed or border, these graceful trees are both superb accent plants and stand-out landscape anchors that add finery to the garden. Underplant with perennials to add living mulch and companion plant color. Highlight with a back border of conifers to let these really stand out and show off.

Plant one at the corner of your home or foundation shrubs to increase your curb appeal exponentially, or one near the entrance of your home to welcome visitors with regal flair. Your property will look like you spent big bucks for that designer's touch!

A vigorous tree, they are instant focal points to any style landscape and just the right shape for creating a welcoming row along the drive, and the perfect size to provide delicious shade along your back patio. Japanese Maples add elegance, color and cooling shading without sacrificing space!

It will also thrive in a very large container which will keep it naturally much smaller. Just be sure this large planter has great drainage holes and rich soil. If you want to keep it really small, you can prune the Japanese Maple Emperor One as an amazing bonsai!

Especially when planted in hot climates, Japanese Maples appreciate some afternoon shade, so why not buy yours a shade tree of its own? Try other fiery red Maples like the Autumn Blaze Maple!

#ProPlantTips For Care

Like other deciduous Japanese Maple, Emperor One is a vigorous grower and reaches a lovely 10-15 feet in both height and in width, but it can be pruned to any size as needed. The leaves bud later than others to avoid late spring frosts.

Favoring the morning sun, the Emperor One Japanese Maple trees grow in both full sun and partial shade with no loss in that gorgeous, saturated color. Easily holding onto those plums and crimsons in the shade and sun without fading.

However, in most areas of the country, all Japanese Maple varieties appreciate some afternoon shade, especially in the hotter climates. These delicate leaves can actually get sunburned!

Cold-hardy and doing exceptionally well in colder winters, where they can tolerate full sun, Emperor One thrives in USDA hardiness zones 5 through 9. A generous layer of mulch does wonders for all plants and trees, retaining soil moisture better as well as insulating the root system from heat and chill.

Preferring rich, moist soil that is amended with organic matter, compost, and humus. Japanese Maples need proper moisture and access to water. They also require well-drained soils so the root system does not sit in water. Be sure to never allow your Emperor One to dry out, especially during that crucial establishment period!

Placement is best by the front entrance or when used as an anchor for your foundation planting. Landscape lighting will make this plant shine! Be sure to up-light it for a truly striking garden statement! Your yard will look like you paid a king's ransom for it (but we'll keep your secret!).

Adding Emperor One to your garden provides that regal, elegant touch. That crowning glory for your landscape, the red carpet to welcome guests, or that one missing piece to the puzzle that brings your entire design together!

Don't wait another moment, order an Emperor One Japanese Maple and complete your garden's vision today! Call Nature Hills right away!

Frequently Asked Questions

Does the Emperor One Japanese Maple tolerate full sun or does it prefer part shade?

  • Emperor One Japanese Maple thrives in both full sun and part shade conditions. This variety holds its rich plum and crimson color exceptionally well even in shadier locations, unlike many red maples that fade without full sun. For best results, provide morning sun with some afternoon protection in hot climates.

How often should I water the Emperor One Japanese Maple, especially after planting?

  • Water newly planted Emperor One Japanese Maples deeply 2-3 times per week for the first month, then reduce to weekly watering. These trees prefer consistent moisture but well-draining soil to prevent root rot. Check soil moisture 2 inches down and water when dry.

Is the Emperor One Japanese Maple grafted, and why does that matter?

  • Most Emperor One Japanese Maples are grafted onto rootstock for improved hardiness and consistent color performance. Grafting ensures you get the true 'Wolff' cultivar characteristics, including that distinctive translucent leaf quality and reliable three-season color. Look for the graft union near the base and avoid planting it below soil level.

How is the Emperor One Japanese Maple shipped—bare root or potted—and what does it look like upon arrival?

  • Emperor One Japanese Maples are shipped as potted trees, not bare root, ensuring better transplant success. Upon arrival, expect a compact, upright form with deeply incised leaves that may appear dormant in early spring since this variety leafs out later than other red maples. Plant immediately or keep the pot watered until you're ready to transplant.

What is the growth rate of the Emperor One Japanese Maple, and how fast does it mature?

  • Emperor One Japanese Maple is a faster-growing variety among Japanese maples, though still considered moderate overall. It reaches 10-15 feet tall and wide at maturity over 10-15 years. Plant in spring for best establishment, available at naturehills.com.

What are the care requirements for fertilizing and mulching the Emperor One Japanese Maple?

  • Emperor One Japanese Maples thrive with minimal fertilizing - apply a balanced, slow-release fertilizer in early spring before new growth emerges. Maintain 2-3 inches of organic mulch around the base, keeping it away from the trunk to prevent moisture buildup and potential rot issues.

Is there a warranty or guarantee if the Emperor One Japanese Maple arrives damaged or dies shortly after planting?

  • Nature Hills offers a one-year guarantee on trees, covering arrival damage and establishment issues. Japanese maples like Emperor One are generally hardy once established, but proper planting depth and consistent moisture during the first season are critical. Contact customer service immediately if you notice damage upon arrival or decline within the warranty period.

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