: In stock
: Seacliff Organics
: Amendment
Crushed Bluff Oyster Shells (calcium carbonate + Chitin)
is a high-quality crushed product crafted for professional growers and home gardeners alike. It improves plant health, soil biology, and long-term sustainability in organic systems.
Function:
See original product listing below for complete nutrient breakdown and application instructions.
Calcium And Chitin
Crushed Bluff Oyster Shells composition is around 95% calcium carbonate. This is a great substitute to use for Ag lime with a number of other nutrients and micronutrients!
Bulk is available in 500kg and 1000kg quantities, email us at store@seaclifforganics.nz for a quote!
Recommended Usage:
Oyster shells will increase pH - Use a pH meter to keep your pH between 6.2-7.2
Nitrogen (N)
0.00%
Phosphorus (P)
0.00%
Potassium (K)
0.00%
Sulfur (S)
0.00%
Calcium (Ca)
36.50%
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Magnesium (Mg)
0.30%
Sodium (Na)
0.30%
Iron (Fe)
0.06%
Copper (Cu)
2.8 ppm
Manganese (Mn)
14 ppm
Zinc (Zn)
7.7 ppm
Boron (B)
20 ppm
Cobalt (Co)
<1 ppm
Molybdenum (Mo)
4 ppm
Selenium (Se)
<10 ppm
We ship nationwide across New Zealand. Orders are typically dispatched within 1–2 business days. Rural delivery may take additional time. If you're not satisfied with your purchase, we offer a 30-day return policy for unopened products. Visit our website for full details on shipping, returns, and customer support.
Keywords:
crushed, organic crushed, crushed for soil
