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Product code: 4824

DENNERLE E15 20pcs.

Brand: DENNERLE

12,00 €
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E15 FerActiv – Iron-Based Fertilizer for Aquariums (20 pcs.)

Iron is a key element for the health and growth of aquatic plants, essential for chlorophyll production, which enables photosynthesis. Without an adequate iron supply, plants suffer from yellowing leaves and loss of vitality (iron deficiency chlorosis).

In aquariums, only ferrous (bivalent) iron is absorbable by plants, but it quickly oxidizes into ferric (trivalent) iron, which is no longer available. Additionally, tap water contains almost no iron, making regular fertilization essential for healthy plant growth.


E15 FerActiv by Dennerle: Bivalent Iron for Strong, Lush Plants

The E15 FerActiv fertilizer provides aquatic plants with immediately available bivalent iron, ensuring healthy, deep green leaves and preventing deficiency symptoms such as yellowing and weakening.

It also contains potassium and manganese, essential elements that strengthen plants and promote vigorous growth.

Thanks to protective chelating agents, the iron in E15 remains available for an extended period, providing a continuous supply for plants.


Benefits of E15 FerActiv

  • Provides bivalent iron immediately available, supporting chlorophyll formation.
  • Prevents and treats iron deficiency chlorosis (yellowing and weakening of leaves).
  • Enriched with potassium and manganese, for stronger plant growth.
  • Long-lasting depot effect, thanks to oxidation protection from chelating agents.
  • Free from phosphates and nitrates, so it does not promote algae growth.


Directions for Use

  1. Apply E15 FerActiv every 15 days for a consistent iron supply.
  2. Dosage: Follow the instructions on the package based on aquarium volume.
  3. For best results: Use E15 alongside other Dennerle fertilizers for a complete nutrient supply.