[alancas]

i planted 4 tomato plants in april in greenhouse,they are about 4 feet tall all have had flowers on,but there are no tomatoes at all can anyone suggest a reason, i have grown toms  before and not had this problem ,thanks.

[Kleftiwallah]

Possible lack of polination ?      Cheers,    Tony.

[Ice]

Try tapping the plants to release the pollen and misting them in the mornings.  Don't let them dry out.

[arugula]

Have a look at this thread:

http://chat.allotment-garden.org/index.php?topic=81648.msg912912#msg912912