Oyster Shell Flour

Oyster Shell Flour 

Oyster Shell Flour is a high quality soil conditioner which consists of 96% calcium carbonate and many micronutrients, Oyster Shell Flour provides a long-lasting, steady release of nutrients to help regulate pH levels, improve fertilizer uptake, promote healthy cellular structure and enhance soil tilth. Oyster Shell is also helpful in creating more active habitats for soil microbes in compost piles and worm bins.

FREE SHIPPING on select Oyster Shell Flour!

Coming Soon!

For soil building or top dressing, apply at a rate of 1 cup per cubic foot of soil.

Oyster Shell Flour (Replacement for Dolomite Lime)

4 lb - Small Bag:

Dimensions: 8" x 5" x 3.5"

Weight: 4.1 lbs

13 lb - Large Bag:

Dimensions: 12.5" x 8.5" x 5.25"

Weight: 13.0 lbs

25 lb Food Grade Bucket:

Dimensions: 12.5" x 12.5" x 15"

Weight: 25.0 lbs

40 lb Bag:

Dimensions: 20.75" x 14" x 5.25"

Weight: 40lbs