Micro 5-0-1

$10.88 CAD

Kickstart plant growth with Cronk Nutrients' Micro, the core of our 3-part nutrient system. Providing a 5-0-1 nutrient ratio, it ensures strong roots and abundant flowering. Ideal for all plants and grow mediums, it's the first step to healthy growth, indoors or out.

Size: 500mL


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Micro Base Fertilizer

Cronk Nutrients' Micro is the foundation of their 3-part base nutrient system, providing both macro and micro-nutrients for healthy growth, strong roots, and abundant flowering and fruiting. With a nutrient ratio of 5-0-1, Micro sets the stage for the rest of your plant's growth cycle, making it an essential component for growers of all levels.

Attention growers: For optimal results, use Micro as the first step in conjunction with Grow and Bloom as part of the complete Cronk Nutrients base nutrient system. Suitable for a wide variety of plants and grow mediums, Micro is an easy choice for indoor or outdoor growers in soil or hydroponic systems. Start your plants off right and ensure they receive all the nutrients they need with Cronk Nutrients' Micro.


Safe for All Plant Types & Grow Mediums

At Cronk Nutrients, we pride ourselves on creating fertilizers that are compatible with a wide range of plants and growing mediums.

  • All Cronk Nutrients'fertilizers are compatible with a wide range of plants, including hemp, vegetables, fruits, and flowers, making them a versatile choice for any grower.
  • Can be used in different growing mediums, including indoor or outdoor soil, hydroponics, and coco coir, ensuring that they work equally well in different types of setups.
  • You can be confident that you're using high-quality and safe products when you choose Cronk Nutrients fertilizers, which are designed to be effective and compatible with a variety of plants and growing methods.



Dilute the suggested amount as per the chart on the back of the bottle into at least 1 litre of water. Apply once per week or every other watering. Safe to use in conjunction with any other nutrients. Use for the majority of the plant's life.

Conversions: 1 Teaspoon = 5mL | 1 Tablespoon = 15 mL | 1 Ounce = 30mL | 1 Cup = 240 mL

Guaranteed Analysis

Guaranteed Analysis


Total Nitrogen (N) - 5.0%

0.25% Ammoniacal Nitrogen

4.75% Nitrate Nitrogen

Soluble Potash (K2O) - 1.0%

Calcium (Ca) - 5.0%

Boron (B) - 0.01%

Copper (Cu) - 0.01%

0.01% Chelated Copper (Cu)

Iron (Fe) 0.1%

0.1% Chelated Iron (Fe)

Manganese (Mn) 0.1%

0.1% Chelated Manganese (Mn)

Zinc (Zn) 0.015%

0.015% Chelated Zinc (Zn)

Derived from:Ammonium Molybdate, Ammonium Nitrate, Calcium Carbonate, Calcium Nitrate, Copper EDTA, Iron EDTA, Manganese EDTA, Potassium Borate, Potassium Nitrate, and Zinc EDTA.

Safety Data

Safety Data Sheet

CLICK HERE for a copy of Cronk Nutrients Micro 5-0-1 SDS



Cronk Nutrients' online store ships all over Canada and the United States from Canada & the United States. If your country isn't a standard option, please contact us and we can get a shipping quote. We offer free shipping on any order in North America over $125* We ship via UPS, Purolator, FedEx, Canada Post or from our inventory at either Amazon.ca or Amazon.com. 

All orders are processed within 1 business day. 

Your order will be marked as fulfilled from the moment it’s been boxed up in the warehouse awaiting for the courier to pick it up. Once your order has been fulfilled, you will receive an email with your tracking number. Your tracking details will appear once the courier has processed the package.  CLICK HERE for more information about our shipping policy. 


Customer Reviews

Based on 1 review
Eddie Kane

Micro 5-0-1

Legal Disclaimer

At Cronk Nutrients, we are committed to providing high-quality liquid plant fertilizers suitable for a variety of horticultural applications. Our products are designed for legal and responsible use by home growers and gardening enthusiasts. We do not condone or promote the use of our products for illegal purposes.

Customers are responsible for adhering to their local and state laws regarding plant cultivation. It is the sole responsibility of the customer to ensure compliance with all applicable laws and regulations. Cronk Nutrients will not be liable for any misuse of our products in violation of any laws.

By purchasing our products, the customer acknowledges their obligation to comply with the legal standards set forth in their jurisdiction and agrees to use our products in accordance with these laws. Cronk Nutrients reserves the right to refuse service to anyone suspected of using our products for illegal cultivation.

Thank you for choosing Cronk Nutrients for your plant nutrition needs. Grow with confidence, grow legally.