6 MONTH Money-Back Guarantee – 10% off over $250 – Free Shipping on US Domestic orders $75+

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Starter kit

We receive many requests everyday for free samples. Unfortunately, we will be unable to respond to all of these requests and ask that you look at our Starter Pack at this link.

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Humboldts Secret Supplies
9850 Siempre Viva Rd. Suite 6
San Diego, CA 92154
Customer Service:(858) 255-0576
Hours: 7:30am - 3:30pm PST Monday-Friday

Grower Support
Email: Support@HumboldtsSecret.com or use the contact form below.

Sales:
(858) 255-0576

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Swipe Up to Grow Bigger and Better!


See How My Nutrients Can Make Your Plants Grow Bigger and Better

  • Priority Service – Your success is our success.
  • High Quality Products – Great care is put into the development and manufacturing of all our products.
  • Month Guarantee – We are so confident we offer a 6 month guarantee.
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