Oyster Shell Flour

5 out of 5 based on 1 customer rating
(1 customer review)

$19.00$43.00 $14.00$38.00

Why Use It?

Soil Enhancers and Soil Conditioners will add Vitamins and Minerals back into your nutrient depleted soil. Enriching your garden with essential plant nutrients in both Micro and Macro Form.

Product Documents

Not Available in California

Product Description


Product form:

Dry powder

NPK analysis:


Other product highlights:

Product is high in calcium carbonate and other macro and micro-nutrients.

Product provides slow-release (over long periods of time) of nutrients that help regulate soil pH levels, improve fertilizer uptake, promote healthy plant cells and improve soil tilth.

Product aids in improving habitats for beneficial soil microbes. Good addition to compost piles and worm bins.

Product designation:


Primary function/use:

Soil conditioner. Build-up nutrients in soil.

Well suited for:

Amending and enhancing the soil.

Directions For Use

When and where to use:

Start with early season soil preparations and supplement as needed during the grow cycle.


Ensure bag is properly sealed and stored in cool, dry, dark place.

How to apply:

Vegetable Gardens: 4-6 lbs. per 100 sq. ft.

Trees & Shrubs: 1 lb. per one (1) inch diameter of tree.

Perennials & Roses: 1/2 cup per each new plant.

All items are shipped using USPS Priority Mail, unless otherwise requested and arranged byFree Shipping the customer, prior to order completion.

All orders ship within 48 hours of order confirmation and as always FREE SHIPPING in the USA. After successfully placing an order from you will receive an order confirmation email with the details of your order to the email address provided.

Once your order has shipped you will be emailed specific tracking information.

To check the status of an order please visit our “View Order” page.

Gift Cards are electronically delivered to your email address.

State of Idaho is not an option for shipping any of our products. If you are in the State of Idaho, please contact us direct.

Kelp4less Disclaimer

While Kelp4less has made every effort to ensure accuracy of information on its website and labels, Kelp4less assumes no responsibility or liability for the use and results of any of it’s products.

The purchaser and the end user of Kelp4less products assumes sole responsibility and liability for product use, results and disposal. Kelp4less makes no guarantees either express or implied.

1 review for Oyster Shell Flour

  1. 5 out of 5


    This is a solid replacement for dolomite lime and excellent source of calcium. Use this along with gypsum and oyster shell meal and completely replace your dolomite (dolomite is way to high in mag.) Great soil amendment!

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