Unless you want to save seed, these should be cut off.
We'll save seed from the garden so we can plant other gardens.
We saved seed and would like to propagate it for next year.
A century of saving seed from the best plants has led to continuous improvements.
They must agree not to save seed for the following year, a practice farmers have used for years.
They particularly saved seeds from plants with good taste, smell or productivity.
When the farmers save seed, it isn't as nearly as good.
Its conclusion is that if you can't grow vegetables and save seeds, there's no point in running for the hills when the crash comes.
F1 hybrids, such as many cucumbers, are not worth saving seed from - the results will be very different!
This is how you save seeds: a little book learning, a little wisdom passed over the fence.