about to go get some plant food/nutes

am only doing a little grow and not spending too much money and going down the local garden centre to get some nutes what npk should i be looking for for the vegging state? and also should i use a different npk (and if so what?) for flowering thanks for all your help as always

10n/6ph/6po for VEG 6n/10ph/20po for flowering a john innes no.3 compost with perlite follow instructions on perlite bag for soil mix

great thanks widow very weird, are you my neighbour? lol i am using john innes and perlite lol