How To Use Progressive Web App aka PWA On 420 Magazine Forum
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you can do it whenever you want. If the plant isn't ready for it, it will keep vegging itself until it's mature enough to start producing flowers. You generally flip the switch when you have the desired amount of budsites and are ready to start blooming it. Just keep in mind the strain you're working with as Sativa dominant strains get much taller than Indica strains when they flower. You could end up having vertical space issues.how do you know when its a good time to switch to 12/12?