Espoma Rock Phosphate 7-25 lb bag boosts phosphorus for root growth and flowering in outdoor beds.
Espoma Rock Phosphate pellets ready for garden soil application to support bloom and root growth.

Espoma

Espoma Rock Phosphate – 7.25 lb Organic Fertilizer for Outdoor Gardens | Supports Blooming & Root Growth

High-performance patio lawn and garden made for confident daily results

$29.14

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Why customers choose Cera Garden

Organic phosphorus for a thriving garden

Espoma Rock Phosphate offers a natural, organic source of phosphorus designed to help correct phosphorus-deficient soils and support robust plant development. Sourced from phosphorus-rich natural deposits, this all-natural fertilizer delivers a premium nutrient without sludges or fillers.

Why choose Espoma Rock Phosphate?

  • ORGANIC PLANT POWER – A natural phosphorus source that helps balance soil nutrients and supports root systems.
  • ALL NATURAL – Derived from mineral deposits, providing a pure, authentic nutrient for your garden.
  • PELLETIZED FOR EASIER USE – The pellet form reduces dust and simplifies spreading for outdoor beds and pots.
  • SAFE FOR PEOPLE, PETS & PLANET – A responsible, mineral-based option with no synthetic sludges or fillers.
  • CONVENIENT SIZE – A 7.25 lb bag delivers steady supply for ongoing nourishment of outdoor plants.

How it works: Phosphorus supports root growth and flowering, especially when soil conditions indicate a need for this essential nutrient. Results depend on plant needs and soil health, so consider this product as part of a balanced soil plan.

How to use Espoma Rock Phosphate

  • Apply to the soil according to the package instructions for even distribution.
  • Water after application to help phosphorus become available to plant roots.
  • Best used as part of a seasonal feeding routine for outdoor flower beds, vegetables, shrubs, and new transplants.
  • Pair with other Espoma products as part of a comprehensive soil nutrition strategy.

Ideal uses

  • Foundation for bloom-heavy plantings like perennials and vegetables.
  • Support for root-dominant crops and dense ornamental borders.
  • Soil amendment in phosphorus-deficient garden soils.

FAQ

Q: What is Espoma Rock Phosphate used for?

A: A natural phosphorus source that supports soil health and encourages root development and flowering in outdoor plants.

Q: How should I apply Espoma Rock Phosphate?

A: Pelletized and easy to apply to soil; follow the label directions for best results and even distribution.

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