Itoigawa Juniper (Juniperus chinensis ‘Itoigawa’) – Young Pre-Bonsai

Itoigawa is the most refined form of Chinese juniper used in bonsai. Named after the coastal Itoigawa region of Niigata, Japan, where it was originally collected, it stands apart from other shimpaku junipers for its unusually fine, soft scale foliage in a vivid, bright green — the texture that lets you build dense, cloud-like pads with real definition, even on small trees.

As a young pre-bonsai, Itoigawa is vigorous and forgiving. It back-buds reliably, responds quickly to pinching, and its flexible young branches wire easily, which makes it one of the best junipers to learn styling on. The same qualities carry it all the way up: from shohin to large specimens, Itoigawa pairs beautifully with deadwood work — jin and shari — which is why it has become the reference juniper in Japanese and European collections alike.

Shimpaku bonsai are almost always built on a strongly bent trunk, and that movement has to be set while the wood is young: a two- or three-year-old trunk bends easily, an older one resists and can break. That is why we bend our junipers early, in our own nursery, and then grow them on. The plants in this listing are that same material at different ages — the trees we keep working on become our own bonsai in training. Choose Straight · 2 years if you want to set the first bends yourself; choose a bent plant of three, four or five years for movement that is already there, with a thicker trunk and more foliage each year. Straight · 4 years is the same age as Bent · 4 years, left unbent — the plant to pick as grafting material, or if you prefer to shape a thicker trunk your own way.

Grow it outdoors in full sun with good air circulation all year round. Given free growth, a young plant thickens steadily; kept pinched, it refines.

Cultivation note: Itoigawa builds density through regular selective pruning — cut green shoots one at a time with scissors, or pinch the odd tip carefully with your fingers. Never shear across the foliage like a haircut: wounded scales die back into browned tips. Wire young branches while they are still green and flexible, and check the wire often: vigorous growth means it bites in quickly. A free-draining substrate and full sun will keep the foliage tight and the colour vivid.