My nose feels like there's something blocking it, it hurts and feels like a scab. when i blow it nothing comes out but i know something's in there! ?

Would refering from: Picking on it . There is most likely dried mucus . I advise you to put saline solution( over the counter ) every 3-4 hours for two to three days . It most likely will break the mucus plug and will come out by itself . The dryness of your mucus membrane will be also gets some soothing effect . You might also put some vaseline . If these attempts did not bear fruit , see your pcp.

Crusting in Nose: You may have a simple infection of the nasal hair follicles but there could be a sign of a sinus infection or other issues. Try an otc ointment such as Bacitracin or polysporin. Avoid neosporin - it can cause a serious rash. Consult your doctor or ENT specialist if it continues.