Spice Knowledge
How the spice trade works: testing, certificates, seasons and sourcing, explained.
How to read a spice certificate of analysis (COA)What a certificate of analysis for bulk spices shows, the tests to look for (moisture, Salmonella, aflatoxin, pesticides, heavy metals) and what to check.Published June 26, 2026
India’s spice harvest calendar: when each spice is harvestedWhen turmeric, cumin, coriander, mustard seed, black pepper and cardamom are harvested in India, and what new-crop timing means for buyers.Published June 5, 2026