Pro-XL Magnesium – Magnesium Deficiency Corrector for Indoor Growing

Frequently asked questions

• What is Pro-XL Magnesium and why do my plants need it?

  It's a mono-nutrient with 18% magnesium salts, designed to correct deficiencies of this vital element. Magnesium is a central part of the chlorophyll molecule, making it essential for photosynthesis and for keeping plants a vibrant green colour.

• How do I adjust the dose according to the deficiency?

  Shake well before each use and adjust the amount according to what you observe: 0.75 ml per litre of watering water for a mild deficiency, 1 ml per litre for a normal deficiency, and 2 ml per litre for a severe deficiency.

• What growing media can I use it in?

  It's suitable for hydroponics, aeroponics, soil and coco, making it versatile for any type of grower. It's specially formulated for plants grown in pots or with a fertiliser that's deficient in magnesium.

• Does it alter the pH if I combine it with other fertilisers?

  No, it can be used alongside other fertilisers without altering pH levels. This means you can add it to your feeding routine without having to readjust your entire nutrient solution.

• When is it most advisable to add magnesium to the watering?

  Its use is especially recommended if your watering water is very soft or if your plants are in pots, where nutrient absorption is critical. Adding it to your care regime ensures vigorous growth and optimal health.

• How does shipping work if I order it today?

  Orders are shipped within 24/72 hours so you can correct the deficiency as soon as possible. Payment is secure by card, Bizum, PayPal or in instalments with Klarna or ViaBill, and you have easy returns within 15 days.