A quick way to check on origin of berries in your markets!
The California Strawberry Commission has developed a tool that pulls volume data for berries (strawberries, blueberries, raspberries and blackberries) from the USDA AMS for the past week. The data represents volumes coming into the US from various countries, including the US.
For example, In the past week, according to data compiled from USDA-AMS, raspberries were coming from Southern and Central California and Mexico. While blackberries are mostly being shipped from Mexico with a smaller amount coming in from Guatemala.
Here is the link, it will automatically generate data on a daily basis.