• A bag of Fox Farm Happy Frog Cavern Culture 1-12-0 Fertilizer, featuring a bright blue packaging design with a cartoon frog and green foliage.
  • Description
  • Product Features
  • Specifications
  • Application Rates

Guano-Based Nutrition for Flowering Plants

FoxFarm Happy Frog Cavern Culture is a dry fertilizer formulated to support flowering and bud development. This 4 lb package combines bat and seabird guano, rock phosphate, and soil microbes for growers who want guano-based nutrition in an organic gardening program.

When plants move into their flowering stage, nutrient selection matters. Cavern Culture brings these ingredients together in a single blend, with mycorrhizal fungi included to help increase root efficiency and potentially enhance nutrient uptake and water absorption.

Key Features

  • Flowering-focused formula: Specially formulated to deliver nutrition for flowering and bud development.
  • Guano and mineral ingredients: A proprietary blend of bat guano, seabird guano, and rock phosphate.
  • Beneficial soil microbes: Includes mycorrhizal fungi to support root efficiency.
  • Organic gardening: Identified in the supplied product information as OMRI Listed and a registered CDFA Organic Input Material.
  • 4 lb package: Dry fertilizer from FoxFarm's Happy Frog line.

Product Specifications

  • Manufacturer: FoxFarm
  • Product line: Happy Frog
  • Formula: Cavern Culture
  • Product form: Dry fertilizer
  • Package size: 4 lb
  • Key ingredients: Bat and seabird guano, rock phosphate, and soil microbes
  • SKU: FX500664

Application Guidance

Follow the current package label for crop-specific application rates, timing, and directions. Match fertilizer use to your crop, growing medium, and existing nutrient program. For certified organic production, confirm the current listing and acceptance with your certifier before use.

Frequently Asked Questions

What is Cavern Culture designed for?

It is formulated to provide nutrition for flowering and bud development.

Does it contain beneficial fungi?

Yes. The supplied product information identifies mycorrhizal fungi in the blend, which may help enhance nutrient uptake and water absorption through improved root efficiency.

How much should I apply?

Use the rate and application method on the current product label. Rates vary by crop and growing conditions.

Formulated for flowering and bud development Proprietary blend of bat and seabird guano with rock phosphate Includes beneficial soil microbes and mycorrhizal fungi Mycorrhizal fungi may enhance nutrient uptake and water absorption 4 lb package for organic gardening programs
Manufacturer: FoxFarm Product line: Happy Frog Product: Cavern Culture Form: Dry fertilizer Package size: 4 lb Key ingredients: Bat guano, seabird guano, rock phosphate, soil microbes Beneficial fungi: Mycorrhizal fungi SKU: FX500664 UPC: 752289500664
Follow the current package label for crop-specific rates, timing, and application methods. Match use to the crop, growing medium, and existing fertilizer program. Confirm acceptance with your certifier before use in certified organic production.

FoxFarm Happy Frog Cavern Culture Dry Fertilizer | 4 lb

FoxFarm Happy Frog Cavern Culture Dry Fertilizer | 4 lb

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$3.46 lb
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