newbie strain help! indica and sativa :-)

Hay guys wassup? I need help picking what strains to grow. Im planing on four plants 2 indica and 2 sativa, i want the strains to have polar oposite effects to each other IE sativa all day high and indica couch-lock. Any advise would be amazijg as ive only done autos in a pc so far. Will be in a dr90 tent with 600w hps thanks.

Check out leafly.com, you can search many popular strains by medical use and effects. There are strains that seem to be only available to dispensaries, but you can still find many of the other more popular strains listed that are available as seeds from popular banks.