Best Aluminum Training Wire for Bonsai

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Aluminum training wire is where most growers start, and for good reason. It bends by hand, takes a curve without fighting back, and can be unwound without much drama once a branch has set. That softness suits deciduous species with thin bark, and it suits beginners who will rewire the same branch several times before the shape reads properly. Anodized coatings vary in color, hardness and how much they flake in use. We weighed how cleanly each wire coils, whether it kinks under a tight bend, and how consistent the gauge stays along a roll. Roll length and the spread of sizes mattered too, since running out mid-branch is its own kind of misery. Beginner sets suit a first tree or two. Bulk single gauges suit growers wiring whole trees in one session. Remove it before the bark starts to swell around it.