Under proper condition, for about 12 months
It is best to use it when fresh, but it will keep in the fridge for a couple of days
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Rhubarb is a vegetable that looks a lot like celery but is red on its stalk. It has a tangy taste and is often used to make pie on its own or mixed with strawberries. Rhubarb is also an ancient herbal medicine which has found medicinal value as a laxative.
3 days.
If they have been stewed they should last 3 or 4 days in a refridgerator
Indefinately often
7 years
Blackberries (the fruit) will last about three months.
I don't know, but it'll last for a long time in the freezer.
Butter can last up to 12 months in the freezer. See Related Links.
3 months
about 2 days
uncooked can lost for one week to ten days in deep freezer