Description
Vitalnova Stressbuster is a liquid turf stress biostimulant from ICL. It contains 9% total nitrogen, all as urea nitrogen, and 2.4% water-soluble iron. In addition, it contains copper, manganese and zinc, plus amino acids, molasses and a surfactant.
Turf managers use it to condition turf ahead of stress. It also supports recovery after stressful conditions. As a result, turf typically responds in under 24 hours. The effect lasts up to 4 weeks, depending on conditions.
Product highlights
- 9% nitrogen and 2.4% iron in a liquid formulation
- Typical turf response in under 24 hours
- Effects last up to 4 weeks, depending on conditions
- Suits lawns, fine turf, sports fields, golf fairways and amenity turf
- Rate of 20 to 50 L/ha, applied monthly
How this turf stress biostimulant works
Nitrogen supports growth, density and colour. Iron gives a rapid colour response and helps guard against biotic stress. Meanwhile, amino acids support foliar uptake, and the surfactant aids uptake. Molasses also supports soil functioning.
What goes into Vitalnova Stressbuster
- Amino acids: support foliar uptake during stress.
- Molasses: supports soil functioning.
- Surfactant: aids uptake and response.
- Nitrogen (9%): drives growth, density and colour.
- Iron (2.4%): gives a rapid colour response.
- Copper (0.02%): supports chlorophyll production.
- Manganese (0.035%): helps photosynthesis.
- Zinc (0.04%): supports growth and recovery.
Together, these ingredients deliver faster recovery and deeper colour.
Application guide
| Item | Guide |
|---|---|
| Application rate | 20 to 50 L/ha (200 to 500 mL per 100 m²) |
| Water volume | 400 to 800 L/ha (4 to 8 L per 100 m²) |
| Treatment frequency | Monthly |
| Application period | March to October |
Frequently asked questions
Q. What does Vitalnova Stressbuster do for turf?
A. It conditions turf ahead of stress. It also supports recovery afterwards. Nitrogen and iron add a rapid colour response.
Q. How fast does Vitalnova Stressbuster work?
A. Turf typically responds in under 24 hours. The effect lasts up to 4 weeks, depending on conditions. The recommended treatment frequency is monthly.
Q. Can I tank mix Vitalnova Stressbuster?
A. Yes, you can tank mix it with other ICL products. Check the tank mix table for actual compatibility first. In addition, a spray pattern indicator helps reduce spray drift.
Q. Who can use Vitalnova Stressbuster?
A. The safety data sheet restricts it to professional users. It suits lawns, fine turf, sports fields, golf fairways and amenity turf.
Q. Should I trial Vitalnova Stressbuster first?
A. Yes, trial it on a small area first. Do this before you change the rate or any other variable.
Q. Is Vitalnova Stressbuster comparable to Knife Plus Turf Biostimulant (12-0-0 + 6 Fe)?
A. Yes. Both are liquid nitrogen and iron biostimulants for turf colour and stress. Both supply urea nitrogen, iron, copper, manganese and zinc.Â

























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