Plantex 15-0-15 Cal Plus Fertilizer | 25lb (80/PL)

High-Calcium Nitrate Feed for Low Light - 25lb

Low-light periods and calcium-demanding crops can require a formula built around nitrate nitrogen and calcium. Plantex 15-0-15 Cal Plus is a water-soluble prilled fertilizer with high calcium and no urea.

The 25lb bag fits professional greenhouse feeding programs where calcium, nitrate nitrogen, and pH management are part of the plan. Monitor media pH because source material notes an alkaline formulation.

Key Features & Benefits

• 15-0-15 analysis - supplies nitrogen and potassium without phosphate.
• 11% calcium - supports calcium-focused feeding programs.
• Over 90% nitrate nitrogen - matches source positioning for low-light conditions.
• Alkaline formulation - can help raise media pH where the crop plan calls for it.

Who Should Use Plantex 15-0-15 Cal Plus

This fertilizer fits growers managing greenhouse, nursery, or container nutrition with measured stock solutions and water testing. Choose it by analysis, nitrogen form, calcium or magnesium need, and media pH goals.

About Plant-Prod Plantex 15-0-15 Cal Plus

Plant-Prod and Plantex water-soluble fertilizers are professional soluble nutrition products for growers. Manufacturer pages support the analyses, nutrient forms, package sizes, and crop-program positioning used here.

Frequently Asked Questions

What is Plantex 15-0-15 Cal Plus used for?

Plantex 15-0-15 Cal Plus is used as a water-soluble fertilizer in measured feeding programs. Select this formula when the analysis and nutrient form match the crop stage and water quality. Mix according to label and injector guidance.

Why does the NPK ratio matter?

The NPK ratio for Plantex 15-0-15 Cal Plus shows the relative nitrogen, phosphate, and potash supplied by the formula. It helps growers compare this product against starter, balanced, cal-mag, or acidifying feeds. Use tissue tests, media tests, and crop response to refine the program.

How can this fit a feeding program?

Plantex 15-0-15 Cal Plus can fit a constant-feed or rotation program when water quality and crop needs support that choice. Monitor EC and pH throughout the cycle. Adjust the rotation if the crop or media response begins drifting.

What should I check before ordering?

Confirm the product number, analysis, bag size, solubility, and nutrient form for Plantex 15-0-15 Cal Plus. Those details affect tank mixing and media-pH management. They also help prevent grabbing the wrong soluble fertilizer.