Are my old seeds still good?
If you have unused vegetable seeds in packets leftover from the last several year. Are they still good to plant this spring?
Under ideal conditions - dry and dark, with a temperature in the 40 degree F range - some seeds with germinate well for five or more years. Per Iowa State University's Department of Horticulture:
Onions - One Year
Corn and peppers - Two Years
Beans, carrots, peas - Three Years
Beets, pupkins, squash, tomatoes, watermelon - Four Years
Broccoli, cabbage, cucumbers,
lettuce, cantaloupes, radishes, spinach - Five Years
1307 Cleary Ave
Danville IL 61832