---
product_id: 693252052
title: "Fungus Gnat Killer Spray 1L | Organic Protection Against Sciarid Flies | Effective for Houseplants, Seedlings | Safe for Indoor & Outdoor Use | Targets Adults & Larvae | Eco-Friendly Formula"
brand: "ready steady defend"
price: "¥11816"
currency: JPY
in_stock: true
category: "Ready Steady Defend"
url: https://www.desertcart.jp/products/693252052-fungus-gnat-killer-spray-1l-organic-protection-against-sciarid-flies
store_origin: JP
region: Japan
---

# 1L organic spray targets adults & larvae eco-friendly biodegradable Fungus Gnat Killer Spray 1L | Organic Protection Against Sciarid Flies | Effective for Houseplants, Seedlings | Safe for Indoor & Outdoor Use | Targets Adults & Larvae | Eco-Friendly Formula

**Brand:** ready steady defend
**Price:** ¥11816
**Availability:** ✅ In Stock

## Summary

> 🌱 Defend your plants, ditch the gnats, and grow greener with confidence!

## Quick Answers

- **What is this?** Fungus Gnat Killer Spray 1L | Organic Protection Against Sciarid Flies | Effective for Houseplants, Seedlings | Safe for Indoor & Outdoor Use | Targets Adults & Larvae | Eco-Friendly Formula by ready steady defend
- **How much does it cost?** ¥11816 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/693252052-fungus-gnat-killer-spray-1l-organic-protection-against-sciarid-flies)

## Best For

- ready steady defend enthusiasts

## Why This Product

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

## Key Features

- • **Root Health Booster:** Prevents root damage and promotes vigorous, thriving plant growth.
- • **Eco-Conscious Formula:** Made with natural soya oils and potassium salts—safe for your plants and the planet.
- • **Dual-Action Pest Control:** Eliminates fungus gnats at every life stage for total plant protection.
- • **Ready-to-Use Convenience:** Shake, spray, and protect—no mixing or mess, just fast, effective results.
- • **Versatile Indoor & Outdoor Use:** Perfect for houseplants, seedlings, gardens, and greenhouses alike.

## Overview

This 1L Fungus Gnat Killer Spray from Ready Steady Defend offers a powerful, organic solution to eradicate both adult and larval fungus gnats. Its eco-friendly, biodegradable formula combines insecticidal soap with natural soya oils and potassium salts, making it safe for indoor and outdoor use on houseplants, seedlings, and garden plants. Designed for easy application, it not only eliminates current infestations but also prevents future outbreaks, promoting healthier roots and more vibrant plant growth without harsh chemicals.

## Description

Fungus Gnat Killer Spray 1L | Organic Protection Against Sciarid Flies | Effective for Houseplants, Seedlings | Safe for Indoor & Outdoor Use | Targets Adults & Larvae | Eco-Friendly Formula : desertcart.co.uk: Garden

## Features

- Use biocides safely. Always read the label and product information before use.
- Eradicate fungus gnats with our Fungus Gnat Killer Spray. Perfectly formulated to target adults and larvae, this powerful solution prevents root damage and promotes healthier plant growth, ensuring effective pest control for houseplants and seedlings alike.
- Crafted from insecticidal soap with potassium salts and natural soya oils, our eco-friendly Fungus Gnat Killer Spray offers a safe, biodegradable alternative to traditional pesticides. Ideal for use on indoor and outdoor plants without harming the environment.
- Versatile and easy to apply, our spray is suitable for garden, greenhouse, or home use. It protects a broad range of plants from sciarid flies, ensuring your plant's environment remains healthy and vibrant without the use of harsh chemical treatments.
- Ready-to-use formula; shake well and apply directly to soil and lower areas of plants where fungus gnats are prevalent. Regular application ensures comprehensive control and protection against these pests, safeguarding your plant's health and growth.
- Our Fungus Gnat Killer not only eliminates current infestations but also prevents future occurrences. Regular use fosters robust root systems and flourishing plant growth, making it an essential part of your plant care regimen for continued health and vitality.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DR693FMY |
| Best Sellers Rank | 2,435 in Garden ( See Top 100 in Garden ) 17 in Outdoor Multi-Insect Control |
| Brand Name | READY STEADY DEFEND |
| Country of Origin | United Kingdom |
| Customer Reviews | 3.2 3.2 out of 5 stars (314) |
| Included Components | Spray |
| Liquid Volume | 1000 Millilitres |
| Manufacturer | Ready Steady Defend |
| Part Number | FGS1L |

## Images

![Fungus Gnat Killer Spray 1L | Organic Protection Against Sciarid Flies | Effective for Houseplants, Seedlings | Safe for Indoor & Outdoor Use | Targets Adults & Larvae | Eco-Friendly Formula - Image 1](https://m.media-amazon.com/images/I/71G4Ho4XlHL.jpg)

## Available Options

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

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**Shop now:** [https://www.desertcart.jp/products/693252052-fungus-gnat-killer-spray-1l-organic-protection-against-sciarid-flies](https://www.desertcart.jp/products/693252052-fungus-gnat-killer-spray-1l-organic-protection-against-sciarid-flies)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-10-05*