---
product_id: 599849569
title: "Primer A - Carbon-Based Nitrogen Potassium Plant Fertilizer 100% Bioavailable Nutrients Containing Organic Acids for Indoor House Plants Vegetables Tomatoes - 2.5 Gallon"
brand: "rooted leaf agritech"
price: "$645"
currency: NZD
in_stock: true
reviews_count: 1
url: https://www.desertcart.nz/products/599849569-primer-a-carbon-based-nitrogen-potassium-plant-fertilizer-100-bioavailable
store_origin: NZ
region: New Zealand
---

# 100% Bioavailable 2.5 Gallon Size Buffered Nutrient Uptake Primer A - Carbon-Based Nitrogen Potassium Plant Fertilizer 100% Bioavailable Nutrients Containing Organic Acids for Indoor House Plants Vegetables Tomatoes - 2.5 Gallon

**Brand:** rooted leaf agritech
**Price:** $645
**Availability:** ✅ In Stock

## Summary

> 🌿 Grow Like a Pro with Primer A!

## Quick Answers

- **What is this?** Primer A - Carbon-Based Nitrogen Potassium Plant Fertilizer 100% Bioavailable Nutrients Containing Organic Acids for Indoor House Plants Vegetables Tomatoes - 2.5 Gallon by rooted leaf agritech
- **How much does it cost?** $645 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/599849569-primer-a-carbon-based-nitrogen-potassium-plant-fertilizer-100-bioavailable)

## Best For

- rooted leaf agritech enthusiasts

## Why This Product

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

## Key Features

- • **High Bioavailability:** Nutrients that are always ready for your plants!
- • **Built-in Cal-Mag Boost:** Consistent calcium and magnesium for peak performance!
- • **Vigorous Growth Formula:** Unlock the secret to lush, thriving plants!
- • **Complete Nutrient System:** Everything your plants need, all in one bottle!
- • **Optimized Nutrient Uptake:** Say goodbye to nutrient burns and hello to healthy roots!

## Overview

Primer A is a carbon-based nitrogen and potassium plant fertilizer designed for indoor house plants and vegetables. With 100% bioavailable nutrients and organic acids, it promotes vigorous growth and ensures optimal nutrient uptake while preventing common issues like nutrient burns. This 2.5-gallon solution provides a complete nutrient system, including a built-in calcium and magnesium boost, making it ideal for all stages of plant growth.

## Description

Primer A - Carbon-Based Nitrogen Potassium Plant Fertilizer 100% Bioavailable Nutrients Containing Organic Acids for Indoor House Plants Vegetables Tomatoes - 2.5 Gallon

## Features

- VIGOROUS GROWTH - Primer A&B's organic acid forms of minerals optimized the nitrogen to potassium ratios, promoting vigorous growth in both vegetative and flowering stages for all plants.
- HIGH BIOAVAILABILITY - Primer A&B's balanced blend of primary and secondary nutrients remain available for plants to take up across the full pH range, resulting in 100% bioavailability for all plants in your garden.
- BUFFERED NUTRIENT UPTAKE - Primer A&B contain fully buffered nutrients, which optimizes nutrient uptake while simultaneously preventing nutrient burns, lock-outs and tie-ups near roots.
- COMPLETE SYSTEM - Primer A&B contain all of the macro and micro nutrients plants need to thrive across their full lifespan, from vegetative to flowering.
- BUILT-IN CAL_MAG - Primer A&B contain a concentrated calcium and magnesium boost that delivers a consistent and predictable supply of these two minerals for high-value crops.

## Product Details

- **Brand:** Rooted Leaf Agritech
- **Item Weight:** 26.2 Pounds
- **Item Form:** Liquid
- **Coverage:** Full
- **Liquid Volume:** 320 Fluid Ounces

## Images

![Primer A - Carbon-Based Nitrogen Potassium Plant Fertilizer 100% Bioavailable Nutrients Containing Organic Acids for Indoor House Plants Vegetables Tomatoes - 2.5 Gallon - Image 1](https://m.media-amazon.com/images/I/715FFo-Yf6L.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great product
*by J***  on April 22, 2025*

Works as it should. Highly recommend

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**Shop now:** [https://www.desertcart.nz/products/599849569-primer-a-carbon-based-nitrogen-potassium-plant-fertilizer-100-bioavailable](https://www.desertcart.nz/products/599849569-primer-a-carbon-based-nitrogen-potassium-plant-fertilizer-100-bioavailable)

---

*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-02-13*