Given the correct culture it can grow over 18 lbs in weight. We sell an excellent booklet on growing them,

The Giant Onion Seeds can be grown for the heavy onion from a late November sowing, alternatively you can use the grown Giant Ailsae Onions  grown as dressed onions  from a January sowing, or it can be grown to plant outdoors in May.


Dressed Giant Onion

The largest onions are grown from a November sowing with the use of Grow Lights.  You can also read about Grow Lights on our blog.

Do not hesitate to ask for advice on growing, culture and lights. 

Our Giant Onion Seeds contain 60 + Seeds a Pkt. 

Got a feel for Giant Onions?
Why not try our Big Onion Special 4 Pkt Offer