Product Type
Water Soluble
Jack’s Professional LX 21-5-20 All Purpose – 25 lb
This is the ideal fertilizer for moderate to high alkalinity water. This Jack’s complete formula keeps calcium, magnesium and phosphorus soluble in concentration giving the grower ultimate flexibility when adjusting their nutrient program. It can be tank mixed with 15-5-15, other Jack's LX formulas, as well as calcium nitrate and/or magnesium nitrate.
Can be used on all bedding and potted plants, as well as for plugs at low rates.