Calcium Nitrate Fertilizer (5 Pounds)
Calcium Nitrate Fertilizer (5 Pounds)
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Calcium Nitrate Fertilizer (5 Pounds)

4.7 stars out of 83 reviews
(4.7)|
83 ratings

Key item features

  • Essential Nutrient Blend: Features an NPK ratio of 15.5-0-0, enriched with calcium, promoting robust plant development.
  • Versatile Application Methods: Suitable for hydroponic systems, soil application as a side dressing, and foliar spraying for comprehensive plant nourishment.
  • Hydroponic Use Guidance: Recommended for use with other balanced fertilizers, such as MasterBlend, with specific mixing instructions for a 5-gallon solution.
  • Soil & Foliar Directions: Provides precise application rates for both foliar sprays (2-4 tsp per gallon) and soil side dressing (1 pound per 100 feet of row).
  • Apple Tree Specifics: Offers tailored ground application instructions for apple trees, varying by tree age, with a maximum of 8 pounds per tree.
  • Enhanced Plant Vigor: High nitrogen content encourages lush vegetative growth, while soluble calcium strengthens cell walls and prevents deficiencies like blossom end rot.
  • Agricultural Grade Solubility: A 100% water-soluble fertilizer, ensuring easy uptake by plants for efficient nutrient delivery.
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Current price is $15.69
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Columbus, 43215
Arrives between Feb 20 - Feb 24
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Sold and shipped by Fisch Industries USA
4.51131221719457 stars out of 5, based on 221 seller reviews(4.5)
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Supply Solutions Calcium Nitrate 15.5-0-0 + 19% Ca | Fast-Acting Water Soluble Fertilizer Prevents Blossom End Rot - Boosts Growth & Yield for Vegetables, Fruit, Gardens & Hydroponics (5 Pounds)
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Rot-Stop Tomato Blossom End Rot, 16 oz Concentrated Liquid Garden Fertilizer for Calcium Deficiency Indoors & Outdoors
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Comparison Chart:
Npk ratio15.5-0-0Calcium Nitrate Fertilizer (5 Pounds)10-10-10Expert Gardener All Purpose Plant Fertilizer, 10-10-10 Fertilizer, 10 lb.-Pacific Pearl® Oyster Shell Flour Plant Calcium Nutrient24-8-16Expert Gardener All-Purpose Water Soluble Plant Food, 24-8-16 5 Pounds15.5-0-0Supply Solutions Calcium Nitrate 15.5-0-0 + 19% Ca | Fast-Acting Water Soluble Fertilizer Prevents Blossom End Rot - Boosts Growth & Yield for Vegetables, Fruit, Gardens & Hydroponics (5 Pounds)-Rot-Stop Tomato Blossom End Rot, 16 oz Concentrated Liquid Garden Fertilizer for Calcium Deficiency Indoors & Outdoors15-0-0Jack's Nutrients (#79081) Calcium Nitrate Part B 15-0-0, 2.2lbs
Fertilizer typeSyntheticCalcium Nitrate Fertilizer (5 Pounds)SyntheticExpert Gardener All Purpose Plant Fertilizer, 10-10-10 Fertilizer, 10 lb.NaturalPacific Pearl® Oyster Shell Flour Plant Calcium NutrientSyntheticExpert Gardener All-Purpose Water Soluble Plant Food, 24-8-16 5 PoundsSyntheticSupply Solutions Calcium Nitrate 15.5-0-0 + 19% Ca | Fast-Acting Water Soluble Fertilizer Prevents Blossom End Rot - Boosts Growth & Yield for Vegetables, Fruit, Gardens & Hydroponics (5 Pounds)-Rot-Stop Tomato Blossom End Rot, 16 oz Concentrated Liquid Garden Fertilizer for Calcium Deficiency Indoors & Outdoors-Jack's Nutrients (#79081) Calcium Nitrate Part B 15-0-0, 2.2lbs
FormCrystalsCalcium Nitrate Fertilizer (5 Pounds)GranulesExpert Gardener All Purpose Plant Fertilizer, 10-10-10 Fertilizer, 10 lb.DustPacific Pearl® Oyster Shell Flour Plant Calcium NutrientGranulesExpert Gardener All-Purpose Water Soluble Plant Food, 24-8-16 5 PoundsGranulesSupply Solutions Calcium Nitrate 15.5-0-0 + 19% Ca | Fast-Acting Water Soluble Fertilizer Prevents Blossom End Rot - Boosts Growth & Yield for Vegetables, Fruit, Gardens & Hydroponics (5 Pounds)LiquidRot-Stop Tomato Blossom End Rot, 16 oz Concentrated Liquid Garden Fertilizer for Calcium Deficiency Indoors & OutdoorsDustJack's Nutrients (#79081) Calcium Nitrate Part B 15-0-0, 2.2lbs
Rec. usePlantCalcium Nitrate Fertilizer (5 Pounds)PlantExpert Gardener All Purpose Plant Fertilizer, 10-10-10 Fertilizer, 10 lb.VegetablePacific Pearl® Oyster Shell Flour Plant Calcium NutrientPlantExpert Gardener All-Purpose Water Soluble Plant Food, 24-8-16 5 PoundsFruitSupply Solutions Calcium Nitrate 15.5-0-0 + 19% Ca | Fast-Acting Water Soluble Fertilizer Prevents Blossom End Rot - Boosts Growth & Yield for Vegetables, Fruit, Gardens & Hydroponics (5 Pounds)GardenRot-Stop Tomato Blossom End Rot, 16 oz Concentrated Liquid Garden Fertilizer for Calcium Deficiency Indoors & OutdoorsPlantJack's Nutrients (#79081) Calcium Nitrate Part B 15-0-0, 2.2lbs
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4.7 out of 5 stars
stars83 ratings39 reviews
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Reviews summary

Pros
  • : Offers reasonable cost compared to similar products.
  • : Dissolves easily and completely in water.
  • : Restores health and promotes growth.
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Showing 1-3 of 39 reviews

Sep 12, 2025
BON
Top Reviewer
Sold and shipped byFisch Industries USA
5 out of 5 stars review

Verified Purchase

I like it because it easy to use, help for plants which turn to be yellow come back to be green and healthy. Its price ís also reasonable.

Helpful?4AEYU11J2DN5550772190
Feb 12, 2025
VERIFIED
Top Reviewer
Sold and shipped byFisch Industries USA
5 out of 5 stars review

Verified Purchase

Calcium Nitrate

Purchased for a tomato crop that showed signs of lacking nutrients. Added a bit late in the growing season. Actually noticed results. Looking forward to a complete growing season with this its tomato specific partner nutrient.

Helpful?4AEYU11J2DN5550772190
Nov 13, 2024
Donna
Top Reviewer
Sold and shipped byFisch Industries USA
5 out of 5 stars review

Verified Purchase

Calcium Nitrate boosts the calcium in Tomatoes

Using calcium nitrate to boost the calcium in my tomato plants. This prevents blossom rot, and strengthens the roots. Need tomatoes on the plants before the first frost.

Incentivized Review
Helpful?4AEYU11J2DN5550772190

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