Bloom City Cal-Mag Grow bottle showing balanced nutrients for sturdy stems.
Bloom City Cal-Mag pour with dosing icon illustrating 2-5 ml per gallon.
Bloom City Cal-Mag label close-up highlighting calcium and magnesium formula.
Bloom City Cal-Mag nourishes plant leaves with vibrant color.
Bloom City Cal-Mag mixing step shows easy add-to-water process.
Bloom City Cal-Mag in an outdoor bed with thriving plants.

Bloom City

Bloom City Professional Grade Ultra Pure Cal-Mag Growing Fertilizer – 32 oz

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

$26.25

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Why customers choose Cera Garden

Overview

Bloom City’s Cal-Mag Growing Fertilizer is a professional-grade, ultra-pure supplement designed to support essential plant nutrition. This calcium and magnesium blend can be added to your regular feeding routine with minimal effort, making it a versatile addition for a wide range of grows.

How it helps plants

Calcium helps reinforce cell structure, while magnesium supports chlorophyll production and leaf vitality. Together, these nutrients may contribute to sturdier stems and more evenly colored foliage across various plant types.

Easy to use, adaptable to you

Easy mixing directions: add 2-5 ml per gallon of feedwater, then water as you normally would. The straightforward step fits into many plant care routines, whether you grow indoors, outdoors, or in a hydroponic setup.

  • Easy mixing directions: 2-5 ml per gallon of feedwater, then water as usual.
  • Compatible with most feeding schedules and plant care routines.

Why growers choose Bloom City Cal-Mag

  • Nutrient-focused formula with calcium and magnesium for plant nutrition support without making guarantees.
  • Adaptable for indoor beds, outdoor gardens, and hydroponics, appealing to a variety of grower styles.
  • Beginner-friendly and easy to integrate into established plant care routines.
  • May help maintain consistent leaf color and healthy-looking stems as part of a balanced feeding plan.

Whether you’re tending herbs, houseplants, or edibles, Bloom City Cal-Mag offers a straightforward way to support your plants’ nutritional needs as part of a holistic care routine.

FAQ

Q: What plants can I use Bloom City Cal-Mag with?

A: It suits a wide range of indoor, outdoor, and hydroponic plants when added to regular feedwater.

Q: How do I apply Bloom City Cal-Mag Ultra Pure?

A: Mix 2-5 ml per gallon of feedwater, then water your plants as usual; adjust as needed for your setup.

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