What par do I use for seedlings? It seems to take about a week to start foliage aka leaves that look like mj. Should the par level be under 400? How much do I increase it as time goes?
What par do I use for seedlings? It seems to take about a week to start foliage aka leaves that look like mj. Should the par level be under 400? How much do I increase it as time goes?
300-600-900 seedling veg flower PAR values basic guidelines that I know of