Sue writes:
The plants that are really big have hardly any tomatoes. Too
much energy going into plant growth.

You were too generous with the nitrogen fertiliser?

I believe you can use Sulphate of Potash to encourage flowering in many crops,
so why not try it for tomatoes. I think you disolve it in water and water it
in, but follow the directions on the pack.
--
John Savage (my news address is not valid for email)