All of the blanch leeks that win at the highest level are grown from bulbils or pips and rarely from seed. If therefore you haven’t got any of these then there’s plenty of rooted bulbils or pips to be had from top growers who regularly advertise at the rear of Garden News.
Growing Parsnips
25th July 2007 I am often asked what is the best method of growing both long carrots and parsnips for the show