mist

Hi guys. I took clones 7 days ago. I used rockwool soaked in deionized water pH 5.5 + RootIt Gel. I mist them twice a day. Temp. 25-29, humidity 75-90%. No nutrients. Any chance for rescue? I have 72 clones, about 10 looks similar to this one, which is the worst. Many of the rest are pretending...