OK, I don't know about the quality or anything, but these are remarkable value seeds 1p to 10p a pack, maximum 10 packs of each £1.50 postage.
http://www.park-prom...summersale.html
Scroll down to the bottom of the list to find the seeds.
If nothing else grab 10 bags of sunflower seeds to feed the heads to your chickens.
The Sungold tomatoes are the ones Mark Diacono rates as best for flavour in his books.