Trench Art

Trench Art

It Turns Out Potting Clay Makes Poor Armor

Old shell casing full of clay are the latest Russian anti-drone innovation

Mar 04, 2026
∙ Paid
  • The Russians work around the clock to develop new ways to protect their vehicles from drones

  • Constant improvisation has produced effective turtle, porcupine, hedgehog and dandelion tanks

  • But one new improvisation is pointless: tubes full of hydroponic clay


Some Russian crews seem to believe that hydroponic clay, the kind you might put in a pot for decorative plants, can protect their up-armored turtle tanks from Ukrainian drones.

It can’t. The clay “is certainly useless,” Canadian drone expert Grandpa Roy explained.

The add-on clay armor is a healthy reminder that, in the Russians’ ceaseless efforts to protect their combat vehicles from ever-improving Ukrainian drones, sometimes they succeed—and sometimes they fail.

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