Give your plants a growth spurt










Boost your plants with a shot of phosphorus with Universol® Yellow. It’s perfect for use just after potting to stimulate rooting of freshly planted crops and support bud growth. This product contains NPK, Mg, and a full package of trace elements. Plus, the Bright Solution System fully dissolves the product in no time.

  • Recharges your plants with phosphorus

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

  • Consistent composition thanks to stringent quality control

Recommended Universol rates100% Universol50% 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/l0.5-0.75 g/l
Salt sensitive crops0.5-1 g/lDepends on situation
Container nursery stock:
Crops with high fertilizer requirements 20 g/m2/week10 g/m2/week
Crops with normal fertilizer requirements15 g/m2/week7.5 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.

Depending on the situation, use Universol® Yellow once or twice again before changing to a more nitrogen-based formula.
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.
If you need more information, please contact your technical support.

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