Choose your answer before opening the explanation. This is a learning exercise, not a competency assessment.
Which stage needs light?
- Spawn run inside the closed bag
- Pinhead formation and fruiting
- Spawn storage
- Straw soaking
See the answer and why
Pinhead formation and fruiting DMR says no light during spawn run; oyster pinheads need about 200 lux for 8 to 12 hours a day.

