ATTN: Product showing out of stock? Contact Us. Our inventory fluctuates daily. Mahalo! 

Let's Talk Story! (808)339-3232 then press "2"

Hours & Directions

Free Online Order Pick-Up

Gardening Books!View all

PowerSi Original

PowerSi Original

PowerSi

$75.00 
Full details →

Aeromixer Mini Now In-Stock!

Aeromixer's Mini Mixer Kit is the same great product in a smaller size. We have redesigned Aeromixer to meet the needs of indoor growers and smaller scale farmers. Perfect for tanks as small as 15 gallons. The Mini Mixer still utilizes our patented air injection system to provide optimal aeration while mixing.

Free Shipping
Superworm Frass 1lb in Hawaii
Superworm Frass
Superworm Frass
Superworm Frass
Superworm Frass
Superworm Frass 1lb in Hawaii
Superworm Frass
Superworm Frass
Superworm Frass
Superworm Frass

Superworm Frass

Frass Valley

$15.95 
Full details →
MammothSi

MammothSi

Growcentia

$48.00 
Full details →

Our Customers Rock!

I ordered off of their website so my husband didn't have to look for what I wanted. The order was promptly put together and they notified me when it was ready to be picked up. Easy peasy!!

via Trustpilot

Fast and polite. They got what you need. Top choice.

via Trustpilot

Very friendly and knowledgable staff. Impressive inventory with great prices. First time customer but they made me feel right at home.

via Google

Great pricing and customer service with a huge inventory. Stoked to have Hilo Grow as my go to shop for grow supplies!

via Trustpilot

Hilo grow shop is on it with my orders on top of the speedy delivery to Kaua’i, they are second to none! Mahalo for your services, Aloha🤙🏽

via Trustpilot

Great selection, top quality soil. They have always been very friendly to us, full of information. This is our one stop grow shop and have purchased everything we need from here.

via Google

Browse In-Store Only Partners / Call to Purchase