I recently saw the towering spires of this plant in Devon and want to
grow some here in Cheltenham. Chiltern offer seed but a search of the
web gives me no clue about when to sow them or other care details.

Anyone how to grow them?

Thanks!

Steve Harris - Cheltenham - Real address steve AT netservs DOT com
A useful bit of gardening software at http://www.netservs.com/garden/