Top 15 Vegetables in Economic Value:
Tomatoes
Beets
Green bunching onions
Carrots
Leaf lettuce
Cucumbers
Turnip (green + roots)
Peppers
Summer squash
Broccoli
Edible pod peas
Head lettuce
Onion storage bulbs
Swiss chard
Beans (pole, bush)
Values based on pounds produced per square foot, retail value per pound at harvest time, and length of time in the garden.
Low-Value Crops (not recommended for small spaces):
Corn
Squash
Melons
Pumpkins
Miniature varieties or trellising may increase value per square foot.