Iv'e read some very positive reports at IC mag about the Biozone Air purifier they start at 250 $ US. and should do a small grow well. fairly new tech.
i do not know what a solo cup size is, but if it is like size of a dixie cup then its past time, but if plant is showing good size leaf all is not lost as they will rejuvenate. re potting is a very important step in obtaining dynamic growth . i believe that seedlings like a small space . and...
theres one cast that annoys/amuses me more than rightwing conspiracy theorist nuttbar's and thats rightwing conspiracy theorist nuttbar stoners . i wish ya'l would stick to your oxycontin and moonshine . i know thats bigoted of me, but at least i realize that.:fire:
i don't like Styrofoam or white plastic cups they let light in to your medium, and green slime can't be good .
i like small seedling tubs with seed raising mix.
i water with an atomizer of weak seaweed concentrate as a root stimulant.
when the third set of leaves has emerged they are ready...