Japanese barberry. Let it grow to size and just trim and shape once a year in spring or fall. Really nasty spines, they're hypodermic sharp and shaped, and they break off easily under the skin.
Japanese barberry. Let it grow to size and just trim and shape once a year in spring or fall. Really nasty spines, they're hypodermic sharp and shaped, and they break off easily under the skin.
[It's actually illegal to plant japanese barberry in Ohio.](https://ohioline.osu.edu/factsheet/anr-0106)
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