What's the plural form of greenfodder? Here's the word you're looking for.
Answer
The noun greenfodder can be countable or uncountable.
In more general, commonly used, contexts, the plural form will also be greenfodder.
However, in more specific contexts, the plural form can also be greenfodders e.g. in reference to various types of greenfodders
or a collection of greenfodders.