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Product: Phytomax Fost – Potassium Phosphite

Brand: phytomax

Category: Fertilizers

Subcategory: Dual-Purpose Fetilizer


Phytomax Fost – Potassium Phosphite

This fertilizer simultaneously supplies potassium and phosphorus required by plants. With its phosphorous acid content, it enhances plant resistance to fungal diseases such as downy mildew, blight, root rot, gummosis, and collar rot in fruit trees, both directly and indirectly. The phosphorus in this formulation is present as phosphite, which contains one less oxygen atom than phosphate, making the molecule smaller, more mobile, and rapidly translocated throughout plant tissues.

 

Advantages and Features:

  • Stimulates root growth in early crop stages and enhances uptake of other nutrients
  • Increases leaf number and photosynthetic capacity
  • Improves product storability
  • Enhances fruit quality (size and color improvement)
  • Increases flower and fruit number and strengthens plant immune system

 

Guaranteed Analysis:

Element

W/W

Water-Soluble Potassium (K₂O)

20%

 

Ingredients:

Phosphorous Acid, Potassium Hydroxide, Potassium Phosphite

 

Application Instructions:

Crop Type

Foliar Spray

Fertigation

Frequency

Fruit Trees

2–3 L per 1000 L water

6–8 L/ha

2–3 applications during the growth period

Field Crops, Vegetables & Cucurbits

2–3 L/ha

6–8 L/ha

2–3 applications during the growth period

Greenhouse, Lawn & Ornamentals

1–3 L per 1000 L water

0–8.6 L per 1000 m²

2–3 applications during the growth period