51cg

26 Years in
the Making

Styling a Juniper Bonsaifrom raw material

Theory only gets you so far. In this article, we follow a single Juniper bonsai across six years of styling, repotting, and refinement ! every major step documented, every response of the tree recorded. This is what progression in bonsai actually looks like.

Learn how to develop a Juniper bonsai from raw nursery material into a refined tree ! and what six years of continued work looks like in practice. In this article and accompanying video, we document the pruning, wiring, and repotting of a Juniper that was already around 20 years old when we first picked it up.

Bonsaican be started in many different ways: from seed (which means waiting at least five years before meaningful styling can begin), from a ready-made tree purchased online, or from nursery stock with strong bonsai potential. That last route ! finding raw material and developing it yourself ! is one of the most rewarding paths in the art. By applying pruning, wiring, and repotting over time, you gradually reveal the character that was hiding in the tree all along. The tree we're working with in this series is a Juniper Bonsaitree, approximately 20 years old at the start, with a substantial trunk and about ten years of preparatory growth already behind it. We paid around $200 USD for it ! a significant investment for nursery stock, but the trunk quality and movement justified it immediately.

Make a Juniper 51cg
This plant is a Juniper, it is about 20 years old. It¨s got a nice big trunk and has been in?this small container for many years already. As you can see there is a lot of long shoots, so?the tree is healthy and ready to be styled today.
Make a Juniper 51cg
This branch has grown too?thick and will be removed. We will use younger branches instead,?because these can still be bend and shaped.
Make a Juniper 51cg
Alright we have almost finished pruning the tree in the first styling. As you can see it is much more open now, and you?can see the trunkline - which is quite elegant. This is what we took off in total, which is?quite a lot, but the tree is very healthy when we started with it and it is definitely able to cope?with around 30% to 40% of the foliage removed.
Make a Juniper 51cg
Before we apply the wire,?we remove dangling growth and small branches that are growing downwards. This basic cleaning of the branches will?make it much easier to wire the tree. Try to select pairs of branches that?are more or less the same thickness, and wire these with one piece of wire.
Make a Juniper 51cg
Start with wiring the main branches,?and slowly work your way up the tree. Smaller, thinner branches,?need a thinner wire as well.
Make a Juniper 51cg
Now we prepare the pot, by covering?the drainage holes with a mesh. We also attach two long wires, which will be?used to anchor the tree to the pot firmly.
Make a Juniper 51cg
For the first repotting, we found the tree growing in a partly organic soil mixture ! common for nursery stock, but not ideal for long-term bonsai development. We covered the drainage holes with mesh, anchored the tree with tie-down wires, and carefully removed some of the older, darker roots, which had begun to lose vigour.
Make a Juniper 51cg
Our soil mix going forward was a blend of Akadama, lava rock, and pumice ! well-draining, structured, and suited to the needs of a Juniper. We knew this would be a gradual transition. Rather than stripping all the old soil in one session, the plan was to replace it incrementally over subsequent repottings, reducing stress to the root system while steadily improving the growing conditions.
Make a Juniper 51cg
Alright, we have finished the initial styling at this point.

Years two through four: letting the tree respond

After the initial styling, we gave the tree time. This is a phase that's easy to underestimate ! the temptation is always to keep working, but recovery and back-budding happen on the tree's schedule. During this period, the Juniper pushed new growth along the branches, filled in weak areas, and gave us new material to work with.

We performed light maintenance pruning during this time, directing energy toward the inner and lower branches that needed strengthening, and pinching back the stronger top growth to maintain balance. Each growing season provided feedback: which branches were responding well, where vigour was uneven, and what adjustments the design needed.

Make a Juniper 51cg
The tree after the second main styling, about 2 years after the initial styling.
Make a Juniper 51cg
Further refinement by maintenance pruning twice a year.

By the fifth year, the branch structure had developed considerably. The secondary and tertiary branching ! the fine detail work that gives a mature bonsai its cloud-like pads ! was beginning to take shape. We returned to the wire, this time focusing on the smaller branches, refining angles and improving the light-catching quality of each pad.

The second repotting gave us the opportunity to further replace the old organic soil. Root growth had been healthy and well-distributed, which confirmed the tree had adapted well to the inorganic mix. We also had the chance to slightly adjust the planting angle, which improved the visual weight of the composition in its container.

Make a Juniper 51cg
The tree nearly 'finished' after 6 years work.

Year six: where the tree stands now

Six years in, this Juniper looks like a different tree ! not because it was forced into a shape, but because it was guided into one over time. The trunk that first caught our eye has only become more impressive as the branch work around it has refined. The foliage pads are denser, the ramification is finer, and the overall balance between the tree and its pot has settled into something that feels natural.

There is still work ahead. Bonsaidevelopment doesn't have a finish line, and this tree will continue to be refined through regular pruning, periodic repotting, and the occasional structural adjustment. But looking at where it started and where it stands now is a reminder of what patient, attentive work produces.

DIY video: Making a Juniper Bonsaitree

26 Years in the Making: Styling a Juniper Bonsaifrom raw material video

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