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Houseplant & Garden Fertilizer with Kelp – Doonbeg [3-0-2]

Houseplant & Garden Fertilizer with Kelp – Doonbeg [3-0-2]

$35.00 USD
$35.00 USD $35.00 USD
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A gentle, effective kelp and molasses blend inspired by the wild coast of Ireland. 

Best For:

  • Indoor houseplants (monstera, pothos, snake plant, etc.)
  • Outdoor vegetables and flowering plants
  • Recovery from transplant shock or stress

Powered by Nutrx™ — our proprietary technology designed to maximize absorption and minimize burn risk. Learn more

Doonbeg [3-0-2] combines North Atlantic sea kelp and blackstrap molasses for a biologically active formula that strengthens plants from the roots up. Kelp promotes growth and stress tolerance, while molasses feeds beneficial soil microbes — delivering long-term plant health indoors or outdoors.

Pair It With:

RhizoCarbon to create a full houseplant care routine — RhizoCarbon builds strong roots, Doonbeg feeds natural growth.

How to Use:

Mix 2-8 tablespoons (1-4oz) per gallon of water. Apply to the base of plants every 2–3 weeks. Safe for all seasons and all plants.

Made in the USA using professional-grade ingredients trusted by agriculture and horticulture professionals. Brewed, blended, and bottled in Chicago, IL

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Frequently Asked Questions

What is Doonbeg made of?

It’s key components are natural blend of cold-processed kelp and unsulfured molasses, rich in trace nutrients and sugars that support microbial life in soil along with our Nutrx technology.

How often should I use it?

Apply every 2–3 weeks during active growth periods. It’s especially useful during stress or transition phases for your plants.

What kinds of plants benefit from Doonbeg?

Doonbeg is great for houseplants, herbs, leafy greens, and flowers — any plant that benefits from added vigor and resilience.

Can it be combined with other fertilizers?

Absolutely! Doonbeg works especially well when used with RhizoCarbon for houseplants or High Yield in garden beds. It also complements Octane Boost for a full-spectrum nutrient approach.

Where is this made?

Brewed, blended, and bottled in Chicago, IL.