8:51pm PDT - November 5th, 2021

Reality. Optimum ppm for vege growth 400 ppm, current 220 ppm. Dunedin average temp 15 degrees. Why would we not want average 20 degrees, palm trees and meter maids? And for those poor bastards that are too hot, move to Siberia. https://t.co/aQGshOkKpm

1 retweets   0 likes  - John Parry Evans (@Evansgolf1John)