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Our mailing address and principal place of business is:

Discount Hydroponics of Riverside
4745 Hiers Ave.
Riverside, CA 92505 USA
(877) GROW IT-7
(951) 689-4575
(951) 343-3087 Fax

Our Customer Service Telephone hours are:

M-F 9:00 a.m. to 7:00 p.m. PST
S-S 10:00 a.m. to 6:00 p.m. PST


Discount Hydroponics of Victorville
15208 Bear Valley Road, Suite B200
Victorville CA 92392
(442) 242-7994
(442) 242-7997 Fax

M-F 9:00 a.m. to 8:00 p.m. PST
S-S 10:00 a.m. to 6:00 p.m. PST

Discount Hydroponics of Palm Springs
1251 Montalvo Way, Suite H
Palm Springs, CA 92262
(760) 424-8292
(760) 424-8374 Fax

M-F 9:00 a.m. to 7:00 p.m. PST
S-S 10:00 a.m. to 6:00 p.m. PST


Email our Sales Department.

Email our Customer Service.

Email our Web Team regarding technical difficulties with the website. Please be as specific as possible regarding the issue. Include the browser and version, operating system, and any steps to replicate the issue.

Email our OwnerIf you have a problem or comment that you feel that the Owner of Discount Hydroponics should be aware of, send it here. Only the Owner reads this e-mail. The owner wants to know if you are not happy. THE BUCK STOPS HERE.

We never send unsolicited e-mail. If you sign up for our newsletter, we will be the only ones sending you something.  You will be able to unsubscribe from any communications from us if you do not wish to continue to receive our newsletters. We do not sell, rent or trade e-mail addresses. We send email to acknowledge your orders with us. Under no circumstances would we ever expose any of your financial information (e.g. credit card number) in email.