Organic Fertilizer in Alaska


Southside Garden Supply is happy to provide Anchorage, Alaska and the surrounding area with organic and organic-based fertilizers and plant nutrients at our 3 convenient locations.

12870 Old Seward Hwy (907) 339-9997 | 171 Muldoon Rd (907) 334-9997 | 3005 Spenard Road (907) 562-9997


Used as a standalone fertilizer when sources of calcium are present in the potting mix


Ancient Earth meets USDA standards for organic production and increases your plants’ ability to uptake the precious micronutrients

Ancient Earth

Humboldt Mix Fertilizer

Humboldt Soil 3.8CF

Iguana is 100% organic and uses only premium quality and sourced ingredients

Organic Iguana Juice Grow and Bloom

Organic ingredients that offer a full, balanced range of nutrients

BIG-BLOOM Organic Fertilizer

Earthworm Castings Fertilizer

Earthworm Castings Fertilizer

All natural bloom enhancer

Advanced Nutrients Nirvana

Pure Blend® Pro Grow Fertilizer

Pure Blend® Pro Grow Fertilizer

BioMArine Organic Fertilizer

BioMArine Organic Fertilizer

Feel free to call or stop
by one of our locations
with any questions.

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