The ישן season has begun. Dates are based on information from the listed companies and their השגחות. Dates are based on the following: for products agreed to by all the relevant kashrus agencies, pasta, durum and semolina products are 9-9-26, and all other wheat and oat products are 10-1-26. Barley is TBD (all TBD can be assumed ישן until at least 11-1-26). For products not listed, visit yoshon.com.