Organic onion seed production requires specific technical practices. The technical sheet summarises the general techniques that are needed to successfully produce organic onion seeds.

The main objective of the technical sheet is to describe the key success factors for onion seed production, in accordance with the specifications of organic agriculture and the regulations contained in the standard agreement multiplication.
For seed production, onions can be planted at the bulbil, bulb stage, or sown in place.
This document mainly describes the most common seed crops, established from bulbs.