What are the acceptable vegetables for picking and consumption that can be planted now?
Montgomery County Maryland
There are several crops that do well in the fall and can be planted now from seed. For detailed information, see this planting guide: Planting Dates for Vegetable Crops in Maryland
Caution on planting lettuce from seed; it will not germinate when soil temperatures are above 70 degrees. Start them in a cool basement. Many of the better garden centers will have fall vegetables available soon if you prefer to purchase plants.