---
product_id: 666188133
title: "Down to Earth Organic White Oyster Shell OMRI, 5 lb"
brand: "down to earth"
price: "€ 155.85"
currency: EUR
in_stock: false
reviews_count: 5
category: "Down To Earth"
url: https://www.desertcart.hr/products/666188133-down-to-earth-organic-white-oyster-shell-omri-5-lb
store_origin: HR
region: Croatia
---

# sustained nutrient release OMRI certified organic 35% pure calcium power Down to Earth Organic White Oyster Shell OMRI, 5 lb

**Brand:** down to earth
**Price:** € 155.85
**Availability:** ❌ Out of Stock

## Summary

> 🦪 Unlock Nature’s Calcium Secret for Garden Greatness!

## Quick Answers

- **What is this?** Down to Earth Organic White Oyster Shell OMRI, 5 lb by down to earth
- **How much does it cost?** € 155.85 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/666188133-down-to-earth-organic-white-oyster-shell-omri-5-lb)

## Best For

- down to earth enthusiasts

## Why This Product

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

## Key Features

- • **Eco-Friendly Packaging:** Wrapped in sustainable cardboard, aligning with your eco-conscious lifestyle.
- • **Versatile Garden Essential:** Perfect for lawns, veggies, flowers, trees, and shrubs—your all-in-one calcium source.
- • **Certified Organic Excellence:** OMRI-listed for guaranteed organic compliance—grow green, grow clean.
- • **Multi-Texture Particle Blend:** Ground into small, medium, and coarse particles for steady, long-lasting nutrient delivery.
- • **Calcium Boost for Thriving Growth:** Packed with 35% calcium to prevent deficiencies and supercharge plant development.

## Overview

Down to Earth Organic White Oyster Shell OMRI is a premium 5 lb natural fertilizer made from ancient oyster shells, delivering 35% calcium in a sustained-release form. OMRI-certified for organic use, it enhances soil structure and supports healthy plant growth across diverse garden settings, all while packaged sustainably.

## Description

Down To Earth features a complete line of natural and organic fertilizers, soil amendments, composts and potting media. They work with the microorganisms and organic matter in the soil to feed plants and stimulate growth. Our natural fertilizers are carefully blended from the best sources of organic nutrients in ideal proportions without the use of synthetics, growth stimulants or low quality fillers like poultry waste. You can be confident that you are giving your farm or garden the best product available, whether it’s a multi-purpose blend or a specialized soil amendment.

Review: Great item to add to your worm composting bin. My worm bed has done much better since adding this to the worm bed.
Review: High quality product wrapped in eco-friendly cardboard. Fully appreciate eco-friendly options being easily accessible.

## Features

- Down to Earth Oyster Shell is a five pound box of all natural fertilizer and is listed by the Organic Materials Review Institute (OMRI) for use in organic production
- All-natural and high-quality source of the essential plant nutrient calcium, helping prevent calcium deficiencies that can dimish plant development
- Ancient oyster shells are carefully harvested and then ground into small, medium and coarse particles, providing a sustained release of this valuable nutrient
- With 35% calcium, Oyster Shell is great for use on lawns, outdoor containers, vegetable gardens, flower beds, trees, shrubs and row crops/acreage
- Calcium is very important to the biological processes of growing plants and aids in improving structure of soils and building optimum tilth

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07N2Z4Z9D |
| Customer Reviews | 4.8 4.8 out of 5 stars (743) |
| Date First Available | 3 October 2022 |
| Item model number | verso la terra |
| Manufacturer | Down To Earth All Natural Fertilizers |
| Moisture needs | Moderate Watering |
| Part number | 07884 |
| Product Dimensions | 10.16 x 20.32 x 27.94 cm; 2.27 kg |

## Product Details

- **Brand:** Down To Earth
- **Item form:** Powder
- **Item weight:** 5 Pounds
- **Manufacturer:** Down To Earth All Natural Fertilizers
- **Specific uses for product:** Potting

## Images

![Down to Earth Organic White Oyster Shell OMRI, 5 lb - Image 1](https://m.media-amazon.com/images/I/81ehMwfU5xL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by J***E on 9 August 2025*

Great item to add to your worm composting bin. My worm bed has done much better since adding this to the worm bed.

### ⭐⭐⭐⭐⭐ Review
*by J***E on 31 October 2025*

High quality product wrapped in eco-friendly cardboard. Fully appreciate eco-friendly options being easily accessible.

### ⭐⭐⭐⭐⭐ Review
*by D***O on 10 January 2026*

This is the good stuff my first choice!!!

## Frequently Bought Together

- Down To Earth All Natural Fertilizers Organic White Oyster Shell OMRI, 5 lb
- Down to Earth Organic Fish Bone Meal Fertilizer Mix 4-12-0, 5 lb
- Down to Earth Kelp Meal 1-0.1-2, 5lbs

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---

*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-04-23*