bkiggy
Aquarium Advice Addict
You originally typed 6 months not 6 weeks... lol.
Clear FX Pro. Lasts 6 months
You originally typed 6 months not 6 weeks... lol.
Little pin holes in leaves is a sign of potassium deficiency.
Many say it doesn't matter but I feel the best time is in the morning right before lights are on so it is freshly available to plants especially the Excel since it does break down in solution over a 24 hour period.