By Thefence
Cumbria,
United Kingdom 
any idea what's eating this cucumber leaf in greenhouse
have same problem outside with delpiniums.marigolds and primula auriculas. no sign of flys and no slug trails
have been out after dark.about 11.30 and found nothing
hacked off!!
15 Jun, 2014
Answers
Yes it does look like slug or snail damage.
15 Jun, 2014
one of mine looked like this. got the blighter though haha.
16 Jun, 2014
Looks like slug damage. Try a few pellets in the pot and see what happens.
15 Jun, 2014