how long can you keep spices for
Over time, spices will lose their potency and not flavor your food as intended. As a general rule, whole spices will stay fresh for about 4 years, ground spices for about 3 to 4 years and dried leafy herbs for 1 to 3 years.To find out storage times for specific herbs and spices, you can consult our Keep It or Toss It database.ver time, spices will lose their potency and not flavor your food as intended. As a general rule, whole spices will stay fresh for about 4 years, ground spices for about 3 to 4 years and dried leafy herbs for 1 to 3 years.