Tamukeyama Japanese Maple vs Crimson Queen: What to Plant?

Plant Tamukeyama if you want deeper red-purple foliage and can give it afternoon shade. Choose Crimson Queen if you want the easier find and don't mind its leaves lightening as summer heat builds. The two look almost alike on a nursery bench, so one of the most common questions we get is whether they are the same tree. They aren't, and the difference shows up in July, not in spring.

Picking the wrong one for your site matters because a dissectum maple grows slowly and you live with the choice for decades. A tree that fades or scorches by midsummer is hard to un-plant once it has grown into a wide mound. Read on for a side-by-side table, how each tree behaves from spring through winter, the pests and scorch to watch for, and which one we'd plant in different yards.

Tamukeyama and Crimson Queen Side by Side

This section sets the two trees next to each other on the points buyers ask about most. Where we list Crimson Queen as similar, check the plant tag, because sizes vary between growers.

The table below uses the published figures for Tamukeyama, converted to feet.

Attribute	Tamukeyama	Crimson Queen
Botanical Name	Acer palmatum var. dissectum 'Tamukeyama'	Acer palmatum var. dissectum 'Crimson Queen'
USDA Hardiness	Zones 5-9	Zones 5-9
Mature Height	About 5-8 feet	Similar, so verify with the grower
Mature Width	About 8-13 feet (wider than tall)	Similar weeping form
Growth Rate	Slow	Slow, comparable
Summer Foliage Color	Deep red-purple, softening to greenish-purple	Tends to lighten or green in heat
Fall Color	Orange to brighter red	Red, similar
Sunlight Needs	Partial shade for best color, full sun tolerated	Full sun to partial shade
Water Requirements	Moderate, consistent moisture	Moderate, consistent moisture
Soil pH	Acid to neutral	Similar range

Tamukeyama is 1.5-2.5 meters tall and 2.5-4 meters across, which is about 5-8 feet by 8-13 feet. That is a bit smaller than the dissectum group as a whole, so don't plan around the larger numbers you may see on generic labels.

The foliage itself is finely dissected, meaning each leaf is deeply divided into narrow, almost thread-like segments. This creates an airy, delicate appearance that looks nothing like the chunky leaves of species-form maples. Combined with the natural weeping branch habit, this fine texture creates exceptional winter interest even after the leaves drop. Other red weeping laceleaf maples vary in how deeply each leaf is divided.

Spring: Planting and Early Growth

Spring is the best time to put either tree in the ground, and the soil you choose matters more than the cultivar. Here is what the two have in common and how we set them up.

Crimson Queen shares the weeping habit, fine foliage and cold hardiness of Tamukeyama. Both are hardy in zones 5-9, and both grow slowly. You will see small reddish-purple flowers in April on either one, but they are modest, so don't choose between the two on bloom.

Both need a rich, well-drained loam that stays moist, on the acid to neutral side. They tolerate some clay if drainage is adequate, but waterlogged soil will kill either one. High pH soil causes yellowing, so test before planting in limy ground. Container specimens need more frequent watering than in-ground trees, and our soil guide goes deeper on the mix.

For spacing, if you are using Japanese maples in a grouping or grove planting, allow at least 10 feet between specimens. As a specimen focal point or patio container, either cultivar works well. Our guide to planting a Tamukeyama covers the hole and the root ball, and the complete care guide covers watering, feeding and seasonal care. The same practices apply to Crimson Queen.

Summer: Where Tamukeyama and Crimson Queen Part Ways

Summer is when the two trees stop looking alike. This is the practical heart of the comparison, so we take it in two parts: color first, then stress.

How Each Cultivar Holds Its Color

Color is the one place we can point to a clear, repeatable difference between them.

This is the practical heart of the comparison. If you visit a nursery and ask a staff member what differs between these two maples, the answer you get may be vague or incorrect. You might hear "Crimson Queen is more compact" or "different shades of red." Neither is precise enough to guide a real planting decision.

The measurable difference comes down to how the cultivar holds color when stressed. Tamukeyama's leaves turn greenish-purple in summer, so it does soften. In our rows it still stays a deeper burgundy-purple than Crimson Queen, which will likely lighten to greenish-bronze by July and lose the deep red that makes Japanese maples such good focal points. Other red laceleaf maples hold their summer color differently again.

Why Afternoon Shade Beats Full Sun

Common advice says red maples need full sun for the best color. We don't follow that for either tree. Leaf color is best in partial shade on Tamukeyama, and NC State advises some afternoon shade for the group. So we plant in morning sun with shade after early afternoon.

How Crimson Queen Reacts to Heat

Where Crimson Queen differs is in how it behaves under summer heat and strong sun. Rather than holding its deep red color, Crimson Queen tends to lighten as temperatures rise, taking on greenish, bronze, or brownish tones by midsummer. This is not a defect or weakness. It is simply how this particular cultivar responds to environmental stress. Some gardeners actually prefer this seasonal color shift, seeing it as adding visual variety through the year.

This matters most if you are:

• Planting a specimen tree that will anchor a garden design
• Siting the tree in full sun without afternoon shade
• Growing in zones 7 or 8, where summer heat is intense
• Pairing the maple with other plants that would clash with a lightened foliage color

It matters less if your site receives afternoon shade, if you enjoy seasonal foliage shifts, or if the tree will be viewed as part of a mixed planting where color consistency is less critical.

Our sun and shade guide shows how to read a site hour by hour.

Both cultivars benefit from afternoon shade in hot-summer climates. This is especially important in zone 8 and warmer. Full sun is fine in zones 5-6, but in zone 7 and hotter areas, filtering strong afternoon sun will keep foliage color more stable and reduce stress on the tree.

Scorch, Pests, and Disease

Summer stress is also when problems show up. Neither cultivar has an edge here.

Both cultivars face the same potential pests and diseases. Scale insects, aphids, borers, spider mites, and Japanese beetles can attack either one. Both can develop verticillium wilt, anthracnose, or root rot in poorly drained soil. Environmental stress like leaf scorch from drought, wind, or hot sun can affect either cultivar.

Tamukeyama can be hit by Acer gall mite, aphids, caterpillars and horse chestnut scale, and by diseases such as Verticillium wilt, acer leaf scorch and honey fungus. In our experience, Crimson Queen's lightening leaves are often the first sign that a tree is stressed, so treat that color shift as a cue to check water and shade. Our problems and fixes guide covers each one.

Fall and Winter: Color, Pruning, and Shape

Once the leaves turn, the structure of the tree takes over, and so does any cutting you plan to do.

Tamukeyama's leaves turn orange to brighter red in autumn, and Crimson Queen turns red as well, so fall color won't decide this choice. If you want to know what drives that late show, read why the fall color turns so intense.

Both dissectum maples need minimal pruning. Prune in late fall through winter dormancy only to remove dead wood, crossing branches, or growth that points downward into the weeping form. Avoid heavy pruning or aggressive shaping. Both are slow growers that resent hard cuts, and over-pruning stresses the tree and can invite disease.

The natural weeping habit is the main visual asset of either cultivar. Let it express itself rather than fighting it with shears. Tamukeyama reaches about 5-8 feet tall and 8-13 feet wide at maturity, with the width exceeding the height because of the cascading form. Crimson Queen reaches similar dimensions. Plan your spacing accordingly.

Which One Is Right for You?

We would plant Tamukeyama in most yards. Its color holds up better when a spot turns out sunnier or hotter than you planned, and that margin matters more than anything else in this comparison.

Both cultivars live 50-100+ years or more with proper care. Both bring the graceful weeping form that makes dissectum maples so prized. The difference comes down to whether you want color consistency or seasonal change, and whether your site offers the shade that helps either one thrive.

Choose Tamukeyama if:

• You want a focal point with rich purple to burgundy-red foliage in spring that shifts with the seasons
• Your site gets full sun without afternoon shade (zones 5-7)
• You value historical pedigree and proven performance over many decades
• You are planting in a container on a sunny patio
• You want the tree to anchor a design with consistent, predictable color

Choose Crimson Queen if:

• You enjoy seasonal foliage color changes through the year
• Your site offers afternoon shade where the cultivar will perform beautifully
• The tree is part of a mixed planting rather than a standalone specimen
• Availability matters and you want the cultivar that is easiest to find at local nurseries
• You prefer a cultivar that lightens under heat, signaling the need for afternoon shade

Quick Reference: Decision Checklist

If you want a quick answer, run through these questions in order.

Question	Answer
Is your site full sun without afternoon shade?	Tamukeyama is the safer choice for color stability
Does your site have afternoon shade?	Either cultivar will perform well
Do you want color consistency all season?	Tamukeyama holds color better, though it still shifts to greenish-purple in summer
Do you enjoy seasonal foliage color shifts?	Crimson Queen may appeal to you
Are you in zones 5-7?	Both perform well, and Tamukeyama is the more forgiving in sun
Are you in zone 8 or warmer?	Afternoon shade is necessary for either, and Tamukeyama holds color better
Is availability a primary concern?	Crimson Queen is more commonly stocked
Is this a specimen or focal point?	Tamukeyama's color retention makes it the stronger choice
Are you planting in a container?	Either works well, so the choice is yours

Our Pick: Tamukeyama for a Steady Focal Point

Both are excellent weeping maples, and the difference is real but narrow. Tamukeyama starts purple to burgundy-red in spring and is the one we'd put at the center of a design. Crimson Queen is a good, widely stocked alternative if your site is shaded and you like a color shift through the year.

Before a plant leaves us, our growers check the graft union, the root ball and the leaf color against the tag, so a Tamukeyama or a Crimson Queen arrives true to name. We have our own farms, and we grow and sell top-quality trees and shrubs that are ready to settle into your yard.