---
product_id: 61597881
title: "Seaweed and Kelp Fertilizer – Liquid Seaweed Supplement for Stronger Roots, Faster Growth & Improved Stress Tolerance, 1 Gallon"
brand: "bloom city"
price: "$163.21"
currency: USD
in_stock: true
reviews_count: 8
category: "Bloom City"
url: https://www.desertcart.us/products/61597881-seaweed-and-kelp-fertilizer-liquid-seaweed-supplement-for-stronger-roots
store_origin: US
region: United States of America
---

# Boosts Root Growth by 30% 100% Organic Kelp Extract Versatile Liquid Formula Seaweed and Kelp Fertilizer – Liquid Seaweed Supplement for Stronger Roots, Faster Growth & Improved Stress Tolerance, 1 Gallon

**Brand:** bloom city
**Price:** $163.21
**Availability:** ✅ In Stock

## Summary

> 🌱 Grow Bold, Grow Green – Unlock Nature’s Secret to Lush Gardens!

## Quick Answers

- **What is this?** Seaweed and Kelp Fertilizer – Liquid Seaweed Supplement for Stronger Roots, Faster Growth & Improved Stress Tolerance, 1 Gallon by bloom city
- **How much does it cost?** $163.21 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/61597881-seaweed-and-kelp-fertilizer-liquid-seaweed-supplement-for-stronger-roots)

## Best For

- bloom city enthusiasts

## Why This Product

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

## Key Features

- • **Multi-Use Magic:** Perfect for pots, garden beds, and foliar sprays—precision nutrition anytime, anywhere.
- • **Pure Organic Power:** Harness the clean, regenerative strength of natural kelp for thriving plants.
- • **Root Reinforcement:** Promotes up to 30% stronger roots for enhanced nutrient uptake and resilience.
- • **Eco-Friendly Excellence:** Made in the USA with sustainable sourcing for a cleaner, greener garden.
- • **Stress-Proof Your Garden:** Improves plant tolerance to environmental stress for consistent, vibrant growth.

## Overview

Bloom City Seaweed and Kelp Fertilizer is a premium, organic liquid supplement designed to boost root strength, accelerate plant growth, and enhance stress tolerance. Made from sustainably sourced kelp in the USA, this versatile formula supports all growth stages with easy application methods including foliar sprays and watering cans. Trusted by thousands with a 4.6-star rating, it’s the go-to choice for millennial gardeners seeking clean, effective, and eco-conscious plant nutrition.

## Description

Product description Multiple applications for pots, garden beds and foliar spray. Use in watering can for precision nutrition. Mix 5 mL per gallon of water during grow phase, mix 5-10 mL per gallon of water during bloom phase. Use with every watering. Use with hose end sprayer for larger areas. Use a mixing ratio of 1:200, apply 1-2 times monthly. Use as a foliar spray for rapid nutrient uptake. Mix with water at 20-40mL per gallon for all stages of growth, apply once weekly. Bloom City Values Bloom City gives the power of clean, regenerative gardening to the home grower with full-spectrum plant nutrition for bountiful yields in any growing environment. Our emphasis on environmentally responsible production methods with natural & sustainable input sourcing makes for more bio-available nutrient outputs & safer, cleaner gardens. Bloom City's nutrient systems are everything you need to grow lush, beautiful gardens without harsh chemical fertilizers. Harness the power of regenerative growing practices to create living soil & vibrant plants.

Review: Working great on my Trichocereus cacti! - I'm seeing rapid growth and pupping and my Trichocereus cacti, feeding regularly with 10ml per 2 gallons. 10/10, would buy again!
Review: Perfect Plant Supplement - I absolutely love this product. It's easy to use and works for all of my plants from indoor succulents to my outdoor herbs and berries. I use it whenever I am starting seeds, transplanting seedlings and as a foliar spray. It's odorless so you don't have to worry about smells

## Features

- Organic Seaweed & Kelp Fertilizer – Seaweed fertilizer for plants made from clean kelp seaweed fertilizer sources for natural plant nutrition.
- Supports Root Growth & Plant Health – Kelp fertilizer helps promote strong roots, improved nutrient uptake, and overall plant resilience.
- Enhances Plant Performance – Seaweed kelp formula supports plant strength, growth consistency, and environmental stress tolerance.
- Made in USA

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B073ZNW5CK |
| Best Sellers Rank | #1,538 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #71 in Garden Fertilizers |
| Brand | Bloom City |
| Brand Name | Bloom City |
| Customer Reviews | 4.6 out of 5 stars 5,392 Reviews |
| Item Form | Liquid |
| Item Weight | 128 Ounces |
| Liquid Volume | 1 Gallons |
| Manufacturer | Bloom City |
| Mixing Ratio | 5mL per gallon (vegetative phase), 40mL per gallon (foliar feed) |
| Number of Items | 1 |
| Part Number | BKELP1G |
| Specific Uses For Product | Lawn,Organic |
| Target Species | lawns and gardens |
| UPC | 841401125073 |
| Unit Count | 128 Fluid Ounces |

## Product Details

- **Brand:** Bloom City
- **Item Form:** Liquid
- **Item Weight:** 128 Ounces
- **Liquid Volume:** 1 Gallons
- **Specific Uses For Product:** Lawn,Organic

## Images

![Seaweed and Kelp Fertilizer – Liquid Seaweed Supplement for Stronger Roots, Faster Growth & Improved Stress Tolerance, 1 Gallon - Image 1](https://m.media-amazon.com/images/I/71bYwCOw2UL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Working great on my Trichocereus cacti!
*by H***D on May 16, 2026*

I'm seeing rapid growth and pupping and my Trichocereus cacti, feeding regularly with 10ml per 2 gallons. 10/10, would buy again!

### ⭐⭐⭐⭐⭐ Perfect Plant Supplement
*by C***W on April 14, 2026*

I absolutely love this product. It's easy to use and works for all of my plants from indoor succulents to my outdoor herbs and berries. I use it whenever I am starting seeds, transplanting seedlings and as a foliar spray. It's odorless so you don't have to worry about smells

### ⭐⭐⭐⭐⭐ My Garden Loves It
*by L***O on March 1, 2026*

I used this product last year in my garden. My cherry tomatoes went NUTS! All of my veggies and flowers loved this stuff. Everyone in my communal garden wanted to know what I was using. One bottle lasted all season. I’ll be using again this year and adding the nitrogen product as well. Highly recommend!! Thanks for a great product 😊

## Frequently Bought Together

- Bloom City Organic Liquid Seaweed and Kelp Fertilizer Supplement (128 oz) Concentrated Makes 750 Gallons
- Bloom City Professional Grade Ultra Pure Cal-Mag Growing Fertilizer,Gallon (128 oz)
- Bloom City Organic Worm Tea Concentrate and Compost and Bokashi Booster, Gallon (128 oz)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-07-12*