Greenhouse Millipede
Scientific Name: Oxidus gracilis
Order & Family: Polydesmida, Paradoxosomatidae
Size: 18 to 23 mm (0.7 to 0.9 inches) in length.

Natural Habitat
Damp areas under leaf litter, mulch, logs, and stones, often near human dwellings and greenhouses.
Diet & Feeding
Scavenger that feeds on decaying organic matter, though it sometimes feeds on living plant seedlings and roots in greenhouses.
Behavior Patterns
Nocturnal and slow-moving; they often aggregate in large numbers after heavy rains and curl into a tight spiral when threatened.
Risks & Benefits
Harmless to humans but can produce a chemical secretion that may irritate eyes or skin; ecologically beneficial as decomposers that recycle nutrients back into the soil.
Identified on: 5/29/2026