Worm in Orchid Pot: Media Breakdown and Root Pests

Small worm in pot of Milto x Brassia hybrid; old growth browning/shriveling. Related?

Worm = Bad Media

Worms indicate broken-down potting mix. Some worms eat roots, causing growth decline.

Action

1. Repot in fresh orchid media.
2. Use same or next-size pot—don't overpot.
3. Most orchids prefer being rootbound.