On May 7, 7:06*pm, Sacha wrote:
I'm going to find some vile old compost, a couple of stone of rubble
and chuck some bulbs into a container with it. *I'll let you know next
year!

Perhaps you should omit the compost?

I could chuck in a handful of tin tacks if it would help!

I was thinking more in terms of if you could build a brick wall half
way across the container - mine are real garden wall huggers.