Saw an ad about worm cultivation. Contacted the seller and got basic info.
They have red worms, tiger worms and African worms (nightcrawlers).
Baby worms can be bought at RM140/kg. RM400/kg for African nightcrawlers.
Food for worms at RM1/kg. Will be supplied for initial purchase.
Bedding for worms can be from sawdust, not normal soil.
Buy back fertiliser at RM60/kg.
Seller will suggest size of rack to place the worms in.