A boost of blue for even mid-season growth










Have your plants got the blues? Then choose Universol® Blue – a pure and balanced formula to stimulate vegetative growth and develop the length of plants in the middle of the season. Use as a follow-on from Universol® Yellow. This product contains NPK, Mg, and a full package of trace elements. And thanks to the Bright Solution System, it dissolves fully in a flash.

  • Boost vegetative growth and plant length

  • Easy to apply, safe to use, and fast-acting

  • Consistent composition thanks to stringent quality control

Recommended Universol® rates100% Universol®50% Universol®*
Pot and bedding plants:
Crops with high fertilizer requirements1-2 g/l0.5-1 g/l
Crops with normal fertilizer requirements1-1.5 g/l 0.5-0.75 g/l
Salt sensitive crops 0.5-1 g/lDepends on situation
Container nursery stock:
Crops with high fertilizer requirements 20 g/m2/week 10 g/m2/week
Crops with normal fertilizer requirements15 g/m2/week 7.5 g/m2/week
Salt sensitive crops10 g/m2/week 5 g/m2/week
Recommended Universol® rates
100% Universol®
50% Universol®*

*When combined with 50% Osmocote® Exact

Trial first on a small scale before changing the rate, application or any other variables. As circumstances can differ and the application of our products is beyond our control, ICL cannot be held responsible for any adverse results. Store under dry conditions. Close partly used or damaged bags securely. For best results, always ask your ICL advisor.

Can be mixed with potassium nitrate, magnesium nitrate, magnesium sulphate, phosphoric acid, nitric acid, and products from the Universol® Standard range.
Do not mix with calcium nitrate, Universol® Soft Water, Universol® Hard Water, Universol® White, Universol® Special P, or other compound water-soluble fertilizers.
Store under dry conditions.
Properly seal partly used or damaged bags.
If you need more information, please contact your technical support.

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