Euonymus japonicus 'PIERROLINO'® Japanese spindle

Euonymus

The genus Euonymus is a botanically diverse group of woody plants that includes both deciduous and evergreen shrubs as well as small trees. In nature, it occurs mainly in the temperate zone of the Northern Hemisphere – from Europe through the Caucasus to East Asia. Some species have been introduced into subtropical regions of Southeast Asia and Australia. In gardens, the most common representatives are the European Euonymus europaeus with its striking pink fruits, the evergreen Euonymus fortunei, which creeps and climbs walls, and the evergreen Euonymus japonicus, which forms compact shrubs with glossy leaves. The genus is renowned for its adaptability to different conditions, making it a popular choice for urban greenery, hedges, and collection plantings. The wood of some species, especially those with a harder structure, was traditionally used in Asia to make fine brushes for calligraphy – valued for its strength and delicate fibrous texture.

Japanese spindle, Euonymus japonicus, is native to Japan and was introduced to Europe in the early 19th century; it reached British gardens in 1804. The species was described by Carl Peter Thunberg (1743–1828), a Swedish botanist and direct pupil of Carl Linnaeus, who studied the local flora during his stay in Japan in the 1770s, at a time when the country was almost entirely closed to Europeans. In Japan, Euonymus japonicus occurs naturally as a shrub or small tree in coastal areas, forest margins and lowland habitats, while at the same time it has been cultivated for centuries in the immediate vicinity of human settlements. It was not regarded as a plant of religious or symbolic significance, but rather as a practical evergreen woody species used as a clipped hedge, windbreak and screen around houses, roads and garden walls. For the Japanese it represented a reliable, low‑maintenance material that tolerates repeated pruning, remains green throughout the year and performs well in urban conditions. This combination of natural occurrence, long‑term cultivation and everyday usefulness explains why Japanese spindle was considered a common woody plant and why, after its introduction to Europe, it was quickly adopted in gardens, parks and street plantings, where it became the basis for the breeding of numerous cultivars.