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You wanted “something discreet” and got pink margins staring back at you 🙃
Family: Sapindaceae · Pot diameter: 10.5 cm · Height: approx. 25 cm
Acer palmatum ‘Iyoshi’® looks as though it has passed beneath a miniature painter’s brush: cream and pink strokes unfold around the green of each leaf, sometimes delicate and sometimes so broad that pink almost takes over. Fresh growth lights the crown like a little flowering made entirely of leaves. As the season changes, this gentle variegation gives way to vivid autumn red, bringing an unexpectedly theatrical finale to such a delicate maple.
Its small upright dense form suits a sheltered entrance, terrace or compact garden where close viewing matters. Variegated margins read best against a calm dark background, while the compact crown creates a complete focal point without visual weight.
Three substantial qualities explain why ‘Iyoshi’ stands out both in close detail and in its overall presence.
Green foliage carries cream and pink margins through spring and summer before the whole crown turns vivid red in autumn.
Fine palmate leaves show natural variation in the width and intensity of the pale margins.
The compact upright crown acts as a small elegant focal point that rewards close observation.
Why you will love it: A fine pink-cream signature that becomes an entire red scene in autumn.
Use it as a focal point near an entrance, sheltered seating area or in the middle layer of a cool mixed planting. At maturity, it develops a small upright crown with dense bushy growth and benefits from a calm background and sufficient open space to retain its natural architecture.
For several plants retaining a free natural crown, allow centre-to-centre spacing close to the mature spread of 1.5–2.5 m. In a pot choose a stable base, free drainage and a position where the roots are protected from overheating.
The cream, pink and green palette of ‘Iyoshi’ becomes clearer beside cream stripes, ivory ferns and yellowish margins in contrasting textures. All three choices suit bright partial shade and organic soil with even moisture and good drainage, creating clean layers around the Acer’s natural form.
Bright partial shade or gentle morning sun; protect the pale margins from fierce afternoon sun and drying wind.
Water thoroughly when the upper layer begins to dry, maintaining even moisture without waterlogging; check pots more frequently in hot weather.
Deciduous and hardy in winter cold; fresh growth benefits from shelter against late frost, hot dry air and extreme summer exposure.
An ornamental plant, not food. It is not intended for consumption; place it away from children or animals that tend to chew plant material.
Bright partial shade or gentle morning sun; protect the pale margins from fierce afternoon sun and drying wind.
Plant in fertile, organic, acid to neutral soil that retains moisture yet drains freely. Keep the root collar level with the surrounding soil and allow the natural crown the space indicated by its mature habit.
Use a roomy, stable outdoor pot with unobstructed drainage holes and a structured growing medium that resists compaction. It can grow for years in a large outdoor pot with free drainage and even moisture. As it matures towards 1.5–2.5 m × 1.5–2.5 m, check available root space periodically and move to a larger pot when required.
Water thoroughly when the upper layer begins to dry, maintaining even moisture without waterlogging; check pots more frequently in hot weather. An organic mulch helps buffer sudden changes in moisture and temperature.
A light application of balanced fertiliser in early spring is usually sufficient. Avoid excessive nitrogen and late feeding, which encourage soft new growth.
Pruning is rarely necessary. Remove only dead, damaged or awkwardly crossing branches after leaf fall and before midwinter. A bare crown in winter is entirely normal.
After planting, new growth may be restrained while the root system settles. Even moisture and a sheltered microclimate matter more than rapid extension.
As the main shoots branch, the plant gradually develops a small upright crown with dense bushy growth. Its natural line is most attractive when it is not clipped into a rigid shape.
With maturity it repeats its distinctive colour cycle each year: green with cream-pink margins in spring and summer, then vivid red autumn colour, followed by natural leaf fall.
Small palmate leaves brighten the branching crown with pink and cream margins.
The leaves fall naturally in autumn. Winter reveals the woody framework that will support new growth the following spring.
What to expect after planting: In a suitable position in open ground, the mature form reaches approximately 1.5–2.5 m in height and 1.5–2.5 m in spread over 10–20 years. Growth usually remains more restrained in a pot.
The recorded history of ‘Iyoshi’ connects it with the Marginatum group of variegated Japanese maples. These are cultivated forms of Acer palmatum with distinctive pale leaf margins, among which ‘Iyoshi’ retains its own name and identity.
The earliest chapters of this story remain less well known: neither the person who made the original selection nor its exact year of introduction into cultivation has been established.
The five to seven “fingers” are lobes of one continuous leaf blade. The main veins spread from near the point where the stalk joins the blade towards their tips. This palmate arrangement remains clear even where cream and pink change the visual outline.
In variegated leaves, very pale areas contain less chlorophyll than green tissue. The green surface therefore carries out a greater share of photosynthesis. In ‘Iyoshi’, the contrast between green centres and pale edges makes this difference visible within the same leaf.
Six practical answers covering light, seasonal colour, pots, mature size, pruning and winter leaf fall.
Bright partial shade or gentle morning sun; protect the pale margins from fierce afternoon sun and drying wind. A sheltered microclimate matters just as much as the number of hours of light.
The balance of cream and pink varies naturally between leaves and growth stages; this variation is part of the cultivar’s identity.
It can grow for years in a large outdoor pot with free drainage and even moisture. As it matures towards 1.5–2.5 m × 1.5–2.5 m, check available root space periodically and move to a larger pot when required.
In a suitable position in open ground it reaches approximately 1.5–2.5 m in height and 1.5–2.5 m in spread over 10–20 years. Microclimate and available root space influence the rate.
Usually not; its natural architecture is central to its beauty. If cleaning is needed, work after leaf fall and before midwinter, removing only what is necessary.
Yes. It is deciduous and sheds its leaves in autumn after completing its colour cycle. Fresh growth returns in spring.
