By Dave9i46
Merseyside,
United Kingdom 
Potato foliage 3ft tall I have earthed my potatoes 8 ins to 12in will thy grow a bigger crop ? Cheers
17 Jun, 2013
Answers
I always understood it did make more potatoes Snoop as these are swollen tubers rather than roots and the more you earth up the more potatoes you may get. I would agree too close to the fence - keep well watered Dave.
17 Jun, 2013
Oh I agree the steams do not need to grow to the sky!
17 Jun, 2013
very interesting cheers
17 Jun, 2013
Thanks snoopdog
17 Jun, 2013