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Oldershaw Group
Macro shot of a halved brown onion showing its translucent rings

The knowledge hub

We do one thing, so we know it inside out. Nine products, every one graded, stored and packed to the same obsessive standard. Here is what we grow and supply, when it is in season, and how to get the best from it in your kitchen.

STUDY 01

The Allium Masterclass

Everything you will ever need to know: anatomy, growing methods, the UK onion lifecycle, soils, and the defects our graders reject so you never see them.

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The Allium Masterclass