How to Store Rhubarb In Winter and When to Harvest It

Get professional advice and research foods before eating and storage of the food.
sterilise and clean all items that you will be using and use the correct apparatus and methods for storing foods.
Before eating store foods be sure to make sure by smell and look that it has not gone off and that any airtight seals have been kept in place.
When storing any produce place a date on it and don't keep it longer than you have researched.
Different produce can be kept in different ways but search a and read up on all foods in your garden before winter sets in.
ways of storage include:-
Jamming
freezing
drying
in alcohol
in syrup
in juice
purée
dry freezing
hanging
cold storage
dark storage
air tight storage and many many more.