When to harvest onions

Harvest onions when at least one-half of the tops have fallen over, since that is the sign they have reached maturity.

The window: When at least one-half of the tops have fallen over, the onions have reached maturity and it is time to harvest.
The mistake to avoid: ""
Timing varies by region and year; your local extension office is the closest authority.
Grounded in: extension.k-state.edu. Every timing follows sentences verified verbatim on those pages.
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