Hilo Grow Shop

Hydroponics and Garden Supply in Keaukaha, Hilo
500 Kalanianaole Avenue #2a, Hilo, HIOpening at 9:00 AMOpen today until 6:00 PMOpening at 9:00 AM tomorrowOpening at 10:00 AM tomorrowOpening at 10:00 AMOpen today until 4:00 PMSorry, we're closed
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Christmas Tree To-Be!


Only at Hilo Grow Shop - Grow your own Christmas Tree!

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Nov 24, 2018 – Nov 24, 2018

#smallbusinesssaturday is here!! Today is DIRT & FERT + Special Buys!
25% Off Liquid Nutes
15% Off Dry Nutes, Microbials and Plant Care
15% Off All Gifts, Plants & Seeds!
10% Off Soil
Special Buys Include:
Quest Dehumidifiers
MyPress (down to our last 1)
Primordial Solutions Terp Gerp

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Air Plants and Hand-Made Hangers


Air plants are called Tillandsias, which happens to be part of the Bromeliaceae or Bromeliad species. They have also been labelled as Epiphytes, as they do not need soil to grow!

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Halloween Sale! 20% Off Online Even More In-Store!

Oct 31, 2018 – Nov 1, 2018

HGS Halloween Sale!
Online Shoppers: 20% Off Liquid/Dry Nutrients & Microbes
In-Store Shoppers: 20% Off Liquid/Dry Nutrients, Lighting Systems (Excluding LED), Microbes and 10% Off the rest including soil!

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10% Off Online Orders!

Sep 3, 2018 – Sep 3, 2018

Our store is closed BUT It's time for our Annual Labor Day Sale at hilogrowshop.com! Starting at midnight tonight receive 10% off your order! Click "In Store Pick-Up" at check out to have your order built ready-to-go by our associates! Not on Big Island? We ship Free within the Hawaiian Islands o...

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Posted on Aug 24, 2018

Aloha everybody! We will be closed today August 24th due to widespread flooding and road closures in and around Hilo. Our website is OPEN! Please visit www.hilogrowshop.com to do your shopping now and select FREE in-store pick up at check out! We apologize for the inconvenience and hope everyone ...

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Save more, shop local!

Aloha! HGS is a locally owned and operated hydroponics and garden supply store in Hilo, Hawaii. We have an amazing staff with hands-on experience available to help you grow more, and work less! We SHIP inter-island for FREE on most orders. We are a certified wholesaler and distributor. Commercial accounts available.

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  • (808) 339-3232


Get directions
500 Kalanianaole Avenue #2a
Hilo, HI 96720
United States

Business Hours

Mon:9:00 AM – 6:00 PM
Tue:9:00 AM – 6:00 PM
Wed:9:00 AM – 6:00 PM
Thu:9:00 AM – 6:00 PM
Fri:9:00 AM – 6:00 PM
Sat:10:00 AM – 4:00 PM
Sun:10:00 AM – 4:00 PM