Rubuta ci gaba don wannan sakin layi - Blum ya kai ga mafi girman wasan motsa jiki na kasa a shekararsa ta farko a matsayin babban jami'i ta hanyar lashe lambar yabo ta mita 60 a gasar zakarun Turai ta Jamus ta 2007. Wannan ya haifar da kiransa na farko na kasa da kasa kuma ya kasance dan wasan karshe a kan wannan nesa a gasar zakarun Turai ta 2007. Ya gudu a cikin abubuwa uku a gasar zakarun Turai ta 2007 U23: ya kasance na bakwai a wasan karshe na mita 100 amma ya kasa gamawa a cikin relay da 200 m. Ya yi nasarar zama na uku a gasar cin kofin zakarun Turai ta 2007
100 m, duk da haka. Ya inganta mafi kyawunsa a duk nesa a wannan shekarar: 10.26 seconds don mita 100, 20.85 seconds don mita 200 da 6.59 seconds don 60 m.