what ace strain for concentration,and heightened senses?

[chongsbuddy]

hey everyone.im looking to know which of ace strains would be best for concentration and heightened hearing and very clear and good for focus,but still potent and little come down

 

[dubi]

Hello chongsbuddy,

I think Orient Express would have the closest effect you are looking for. If you can grow long flowering sativas then double thai is a nice choice too.