---
product_id: 1780644
title: "API LEAF ZONE Freshwater Aquarium Plant Fertilizer 18-Ounce Bottle White"
brand: "api"
price: "€ 29.66"
currency: EUR
in_stock: true
category: "Api"
url: https://www.desertcart.fr/products/1780644-api-leaf-zone-freshwater-aquarium-plant-fertilizer-18-ounce-bottle
store_origin: FR
region: France
---

# Rapid absorption formula Chelated iron & potassium boost Weekly 5ml dosing per 10 gal API LEAF ZONE Freshwater Aquarium Plant Fertilizer 18-Ounce Bottle White

**Brand:** api
**Price:** € 29.66
**Availability:** ✅ In Stock

## Summary

> 🌿 Transform your aquarium into a lush underwater oasis — don’t let your plants miss out!

## Quick Answers

- **What is this?** API LEAF ZONE Freshwater Aquarium Plant Fertilizer 18-Ounce Bottle White by api
- **How much does it cost?** € 29.66 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/1780644-api-leaf-zone-freshwater-aquarium-plant-fertilizer-18-ounce-bottle)

## Best For

- api enthusiasts

## Why This Product

- Trusted api brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Fast-acting formula:** Designed for rapid absorption through leaves to accelerate growth
- • **Effortless weekly care:** Simple 5 ml dose per 10 gallons keeps your aquarium thriving
- • **Power-packed nutrient blend:** Contains essential chelated iron and potassium for optimal plant health
- • **Trusted legacy in aquarium care:** Backed by 50+ years of API innovation for freshwater plants
- • **Vibrant, hardy leaves every week:** Promotes strong, colorful foliage and prevents yellowing

## Overview

API LEAF ZONE is a 16-ounce liquid fertilizer formulated specifically for freshwater aquarium plants. It delivers essential nutrients like chelated iron and potassium for vibrant, healthy leaves while preventing yellowing and decay. Designed for rapid absorption, it supports photosynthesis and cell health with a simple weekly dose of 5 ml per 10 gallons. Trusted for over 50 years, API ensures your aquatic plants thrive effortlessly.

## Description

Keep aquatic plants lush and vibrant with API LEAF ZONE Freshwater Aquarium Plant Fertilizer. API LEAF ZONE plant food for freshwater aquarium promotes strong, hardy, colorful leaves and prevent yellow, decaying leaves, using essential nutrients including chelated iron and potassium. This plant care solution promotes the lush, beautiful growth of aquatic plants. API LEAF ZONE is formulated for rapid absorption through plant leaves. This formula aids in photosynthesis and cell pressure maintenance. Use API LEAF ZONE plant food in freshwater aquariums containing freshwater fish and plants only. Dose your aquarium weekly with 5 ml of API LEAF ZONE per 10 US gallons of aquarium water. With API Aquarium products, it’s easy to keep a beautiful saltwater, freshwater or reef aquarium. For over 50 years, API has been creating innovative, research-driven solutions that make it easier to care for your fish and aquarium. API Aquarium Treatment Supplies are designed to work in conjunction with each other to provide best results to control algae, promote healthy bacterial growth and help control and cure fish diseases and conditions such as ich and fin rot. They work to provide a safe, hospitable environment for fish such as tropical community fish, cichlids, goldfish and more. With API, you can spend more time admiring your fish, and less time scrubbing your tank. Make sure to use all products as directed in order to ensure the best results.

## Features

- Contains one (1) API LEAF ZONE Freshwater Aquarium Plant Fertilizer 16-Ounce Bottle
- Promotes strong, hardy and colorful leaves and prevents yellow, decaying leaves
- Contains essential nutrients including chelated iron and potassium
- Formulated for rapid absorption in freshwater aquarium plants
- Dose your aquarium weekly with 5 ml of API LEAF ZONE per 10 US gallons of aquarium water

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0002566TW |
| Best Sellers Rank | #5,370 in Pet Supplies ( See Top 100 in Pet Supplies ) #33 in Aquarium Water Treatments |
| Brand | API |
| Department | Unisex-Adult |
| Global Trade Identification Number | 00317163105764 |
| Is Discontinued By Manufacturer | No |
| Item Form | Liquid |
| Item Weight | 1.2 pounds |
| Item model number | 576J |
| Liquid Volume | 0.5 Liters |
| Manufacturer | Mars Fishcare |
| Number of Items | 1 |
| Product Dimensions | 1 x 1 x 6 inches |
| Specific Uses For Product | Plant Growth |
| UPC | 317163105764 019014705764 317163105672 |
| Unit Count | 16.0 Fluid Ounces |

## Product Details

- **Brand:** API
- **Item Form:** Liquid
- **Item Weight:** 544.31 Grams
- **Liquid Volume:** 0.5 Liters
- **Specific Uses For Product:** Plant Growth

## Images

![API LEAF ZONE Freshwater Aquarium Plant Fertilizer 18-Ounce Bottle White - Image 1](https://m.media-amazon.com/images/I/71WaB0EH-PL.jpg)

## Questions & Answers

**Q: Is this product safe for fish**
A: Yes. I get a great return on my aquatic plants and doesn't hurt the fish. Been using it now for a few years. Fyi..... my Angels are breeding and giving off healthy broods.

**Q: Does this product have copper in it?**
A: There is a very small amount. Small amounts like in this product are still safe from snails, shrimp, ect. If copper is at the bottom of the list it’s safe, you want to watch out for when Cooper it towards the top of the list

**Q: I am new at keeping live plants in fact I am waiting on my first order. I purchsaed this plant food but was also told I needed Flourish Excel, the ingredients are organic carbon. Are the these the same thing, ( plant food) ?  and do I need to use both at the same time? Thank you!**
A: I have found the following to be helpful. If you are comfortable with the API products you will also want to order API co2 booster. Every four months I also insert into the soil  API plant food.  I used these two products for the past year with my planted tanks.  I currently have three planted tanks. All are flourishing and doing great.

**Q: Will this work with an under gravel filter system?**
A: Yes , it works with undergravel filtration systems.

## Frequently Bought Together

- API LEAF ZONE Freshwater Aquarium Plant Fertilizer 18-Ounce Bottle White
- API ROOT TABS Freshwater Aquarium Plant Fertilizer 0.4-Ounce 10-Count Box
- API Co2 Booster Freshwater Aquarium Plant Treatment 16 oz Bottle, Brown

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*Product available on Desertcart France*
*Store origin: FR*
*Last updated: 2026-01-30*