Check out the webpage for the Downtown Farmers Market for more details about the Tuesday and Thursday markets that open this week.
There is also a market opening this Thursday at Cottins Hardware from 4-6:30, 1832 Mass.
If you are not able to make any of these markets you still have the option of pick your own. We recently visited Pendleton's Country Market for pick your own asparagus and it was a treat. The paper recently did an article covering the local pick your own farms. Check it out for all of the information you need.
There are many opportunities now for fresh, local food so check them out!