Horticulture Source   Lowest prices guaranteed: We beat and match prices!

Shop 14,300+ Horticultural, Organic & Hydroponics items!

  Contact Us Download vCard    Follow us on Twitter Our Facebook Profile Our MySpace Profile
 
  Search: Quick Find  
Help [?] Phrase Advanced Search
 
Bookmark and Share
 
Secure   My Account   Cart Contents   Checkout  
  Horticulture Source » Discount Specialty Farm, Greenhouse, Garden & Hydroponics Supply Store » Humboldt Nutrients   Mobile   Secure |  My Account | Cart Contents | Checkout )
You have JavaScript disabled or are using a browser which does not support it. Please turn on JavaScript or consider upgrading or switching your web browser, e.g. FireFox or Opera.
Categories
* Lamps / Tubes / Bulbs ++ (544)
* Lighting Systems ++ (1155)
* Nutrients & Supplements (3847)
* Composters & Compost Tea Brewing (34)
* Organic Gardening (466)
* Leaf Shines & Washes (105)
* Pest & Disease Control (502)
* Cloning & Propagation (360)
* Grow Systems ++ (649)
* Meters, Timers & Instruments ++ (695)
* Pots / Containers (882)
* Pumps, Irrigation & Watering Supplies ++ (1409)
* Grow Media (544)
* Plant Seeds (10)
* Environmental Control ++ (1952)
* Greenhouses (82)
* Grow Rooms / Tents (111)
* Reflective / B&W Films (120)
* Garden Accessories ++ (699)
* Hand Tools ++ (513)
* Gardening Books & DVDs (57)
* Growing Apparel (3)
* Aquaculture / Aquarium / Reef Tank / Marine ++ (1)
Manufacturers more
What's New? more
Bu's Buds Biodynamic Compost Rose Tea 4/Pack
715980
Bu's Buds Biodynamic Compost Rose Tea 4/Pack
$11.50
Quick Find
Quick Find
Use keywords to find the product you are looking for.
Advanced Search

Information
Who else is online?
There are 12 guests online.
Frequent search words
Ads

What do we have here?
Humboldt Nutrients

Show: 
What do we have here?
Displaying 1 to 20 (of 278 products) Result Pages:  1  2  3  4  5  6  7  8  9  10  11  12  13  14  [Next >>] 
 Sort by Popularity   Manufacturer   Product(s)   Model-   Price   Buy Now 
White Widow 8 oz.  Humboldt Nutrients  White Widow 8 oz.
Humboldt Nutrients White Widow 8 oz. (HNWW80)Mycorrhizal inoculants are crucial to sustaining a healthy, expansive root zone. Humboldt Nutrients is proud to launch our newest and most powerful soluble Mycorrhizal, White Widow. White Widow is a Mycorrhizal powder containing an extremely high and diverse amount of mycological spores. No other Mycorrhizal on the market has more propag... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-HNWW80   $67.04 
White Widow 4 oz.  Humboldt Nutrients  White Widow 4 oz.
Humboldt Nutrients White Widow 4 oz. (HNWW40)Mycorrhizal inoculants are crucial to sustaining a healthy, expansive root zone. Humboldt Nutrients is proud to launch our newest and most powerful soluble Mycorrhizal, White Widow. White Widow is a Mycorrhizal powder containing an extremely high and diverse amount of mycological spores. No other Mycorrhizal on the market has more propag... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-HNWW40   $37.99 
White Widow 2oz  Humboldt Nutrients  White Widow 2oz
Humboldt Nutrients White Widow 2oz (HNWW20)Mycorrhizal inoculants are crucial to sustaining a healthy, expansive root zone. Humboldt Nutrients is proud to launch our newest and most powerful soluble Mycorrhizal, White Widow. White Widow is a Mycorrhizal powder containing an extremely high and diverse amount of mycological spores. No other Mycorrhizal on the market has more prop... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-HNWW20   $21.66 
White Widow 1lb  Humboldt Nutrients  White Widow 1lb
Humboldt Nutrients White Widow 1lb (HNWW100)Mycorrhizal inoculants are crucial to sustaining a healthy, expansive root zone. Humboldt Nutrients is proud to launch our newest and most powerful soluble Mycorrhizal, White Widow. White Widow is a Mycorrhizal powder containing an extremely high and diverse amount of mycological spores. No other Mycorrhizal on the market has more propaga... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA Free Shipping when ordering $50 or more of qualifying items....more.
 hf-HNWW100   $121.58 
White Widow 1 oz.  Humboldt Nutrients  White Widow 1 oz.
Humboldt Nutrients White Widow 1 oz. (HNWW10)Mycorrhizal inoculants are crucial to sustaining a healthy, expansive root zone. Humboldt Nutrients is proud to launch our newest and most powerful soluble Mycorrhizal, White Widow. White Widow is a Mycorrhizal powder containing an extremely high and diverse amount of mycological spores. No other Mycorrhizal on the market has mor... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-HNWW10   $13.59 
Verde 55 gal.  Humboldt Nutrients  Verde 55 gal.
Humboldt Nutrients Verde 55 gal. (HNV430)Verde 16-1-2 It's Spanish for green. Lush green colors and vigorous growth are what you can expect with Verde. Used as a foliar spray or as a growth catalyst for hydroponic or soil crops, Verde keeps plants healthy throughout their life c... — LTL Shipping Required — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-HNV430   $1,808.00 
Verde 15 gal.  Humboldt Nutrients  Verde 15 gal.
Humboldt Nutrients Verde 15 gal. (HNV425)Verde 16-1-2 It's Spanish for green. Lush green colors and vigorous growth are what you can expect with Verde. Used as a foliar spray or as a growth catalyst for hydroponic or soil crops, Verde keeps plants healthy throughout their life c... — LTL Shipping Required — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-HNV425   $650.00 
Verde 5 gal.  Humboldt Nutrients  Verde 5 gal.
Humboldt Nutrients Verde 5 gal. (HNV420)Verde 16-1-2 It's Spanish for green. Lush green colors and vigorous growth are what you can expect with Verde. Used as a foliar spray or as a growth catalyst for hydroponic or soil crops, Verde keeps plants healthy throughout their life cy... — LTL Shipping Required — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-HNV420   $234.00 
Verde 2.5 gal.  Humboldt Nutrients  Verde 2.5 gal.
Humboldt Nutrients Verde 2.5 gal. (HNV415)Verde 16-1-2 It's Spanish for green. Lush green colors and vigorous growth are what you can expect with Verde. Used as a foliar spray or as a growth catalyst for hydroponic or soil crops, Verde keeps plants healthy throughout their life ... — Ships separately from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-HNV415   $129.67 
Verde gal.  Humboldt Nutrients  Verde gal.
Humboldt Nutrients Verde gal. (HNV410)Verde 16-1-2 It's Spanish for green. Lush green colors and vigorous growth are what you can expect with Verde. Used as a foliar spray or as a growth catalyst for hydroponic or soil crops, Verde keeps plants healthy throughout their life cycl... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-HNV410   $57.20 
Verde 32 oz.  Humboldt Nutrients  Verde 32 oz.
Humboldt Nutrients Verde 32 oz. (HNV405)Verde 16-1-2 It's Spanish for green. Lush green colors and vigorous growth are what you can expect with Verde. Used as a foliar spray or as a growth catalyst for hydroponic or soil crops, Verde keeps plants healthy throughout their life cy... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-HNV405   $16.09 
Verde 16 oz.  Humboldt Nutrients  Verde 16 oz.
Humboldt Nutrients Verde 16 oz. (HNV404)Verde 16-1-2 It's Spanish for green. Lush green colors and vigorous growth are what you can expect with Verde. Used as a foliar spray or as a growth catalyst for hydroponic or soil crops, Verde keeps plants healthy throughout their life cy... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-HNV404   $10.08 
Humboldt Mix 3.8 bale  Humboldt Nutrients  Humboldt Mix 3.8 bale
Humboldt Nutrients Humboldt Mix 3.8 bale (HNSL38)Introducing the Humboldt Mix, from Humboldt Soils. This is the product of many years of trials and tests in the hills and valleys of Northern California. This high performance, all purpose soil is able to handle virtually any type of crop, growing in virtually any type of garden. Humboldt Mix is a dependable backyard recipe that is b... — LTL Shipping Required — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-HNSL38   $43.12 
Humboldt Mix 2.8 cu ft.  Humboldt Nutrients  Humboldt Mix 2.8 cu ft.
Humboldt Nutrients Humboldt Mix 2.8 cu ft. (HNSL28)Introducing the Humboldt Mix, from Humboldt Soils. This is the product of many years of trials and tests in the hills and valleys of Northern California. This high performance, all purpose soil is able to handle virtually any type of crop, growing in virtually any type of garden. Humboldt Mix is a dependable backyard recipe that is... — Ships separately from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-HNSL28   $24.12 
Structural Integrity 32 oz  Humboldt Nutrients  Structural Integrity 32 oz
Humboldt Nutrients Structural Integrity 32 oz (HNSI32OZ)S.I. (Structural Integrity) is the newest addition to the Humboldt Nutrients family of products. This silicate additive is formulated to supply your root zone with the silicates your plants need to build strong, thick cell walls and cellular membranes. When your stalks are stronger your plant has the ability to hold heavier fr... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-HNSI32OZ   $16.50 
Structural Integrity 2.5 gal  Humboldt Nutrients  Structural Integrity 2.5 gal
Humboldt Nutrients Structural Integrity 2.5 gal (HNSI2.5GAL)S.I. (Structural Integrity) is the newest addition to the Humboldt Nutrients family of products. This silicate additive is formulated to supply your root zone with the silicates your plants need to build strong, thick cell walls and cellular membranes. When your stalks are stronger your plant has the ability to hol... — Ships separately from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-HNSI2.5GAL   $127.97 
Structural Integrity 1 gal  Humboldt Nutrients  Structural Integrity 1 gal
Humboldt Nutrients Structural Integrity 1 gal (HNSI1GAL)S.I. (Structural Integrity) is the newest addition to the Humboldt Nutrients family of products. This silicate additive is formulated to supply your root zone with the silicates your plants need to build strong, thick cell walls and cellular membranes. When your stalks are stronger your plant has the ability to hold heavie... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-HNSI1GAL   $58.49 
Structural Integrity 16 oz  Humboldt Nutrients  Structural Integrity 16 oz
Humboldt Nutrients Structural Integrity 16 oz (HNSI16OZ)S.I. (Structural Integrity) is the newest addition to the Humboldt Nutrients family of products. This silicate additive is formulated to supply your root zone with the silicates your plants need to build strong, thick cell walls and cellular membranes. When your stalks are stronger your plant has the ability to hold he... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-HNSI16OZ   $9.75 
Sea Mag 15 gal.  Humboldt Nutrients  Sea Mag 15 gal.
Humboldt Nutrients Sea Mag 15 gal. (HNS425)Sea Mag 1-3-4 Humboldt Nutrients Sea Mag was designed in Humboldt County to be a powerful additive for hydroponics and all growing mediums. Sea Mag may be utilized for any type of vegetable, flower or herb. Sea Mag is loa... — LTL Shipping Required — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-HNS425   $650.00 
Sea Mag 5 gal.  Humboldt Nutrients  Sea Mag 5 gal.
Humboldt Nutrients Sea Mag 5 gal. (HNS420)Sea Mag 1-3-4 Humboldt Nutrients Sea Mag was designed in Humboldt County to be a powerful additive for hydroponics and all growing mediums. Sea Mag may be utilized for any type of vegetable, flower or herb. Sea Mag is load... — LTL Shipping Required — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-HNS420   $234.00 
Displaying 1 to 20 (of 278 products) Result Pages:  1  2  3  4  5  6  7  8  9  10  11  12  13  14  [Next >>] 
Ads
Social Bookmark
Shopping Cart more
0 items - Add an item to the cart to get a quote!
 Estimate Shipping Costs by adding a product to the cart.
Shop By Price
Reviews more
6 Outlet Air Manifold
I emailed and asked what size tubing this took. I was told i ..
3 of 5 Stars!
BizRate Customer Certified (GOLD) Site - HorticultureSource.com -Specialty Gardening Supply Reviews at Bizrate


PriceGrabber User Ratings for Horticulture Source
Specials more
INVENTORY BLOWOUT SALE
MANY ITEMS FAR BELOW COST - while quantities last

DRIP CAP 4" (300/CS)
DRIP CAP 4" (300/CS)
$1.86
$1.67
Most Viewed
SUN SYSTEM® HPS 150W GROW LIGHT FIXTURE - COMPLETE WITH LAMP INCLUDED
SUN SYSTEM® HPS 150W GROW LIGHT FIXTURE - COMPLETE WITH LAMP INCLUDED
GHBB® COCOTEK® NATURAL COCONUT COIR BRICK (24/CASE)
GHBB® COCOTEK® NATURAL COCONUT COIR BRICK (24/CASE)
SUN SYSTEM® SUPER SUN® 2 REFLECTOR - 6" AIR COOLED
SUN SYSTEM® SUPER SUN® 2 REFLECTOR - 6" AIR COOLED
BOTANICARE® COCOGRO™ PREMIUM SOILESS ORGANIC GROW MEDIA COMPRESSED COIR FIBER BALE 5 KG = .31 CU FT OR 70 LITERS = 4.37 CU
BOTANICARE® COCOGRO™ PREMIUM SOILESS ORGANIC GROW MEDIA COMPRESSED COIR FIBER BALE 5 KG = .31 CU FT OR 70 LITERS = 4.37 CU
ECOPLUS™ ECO-66 SUBMERSIBLE PUMP
ECOPLUS™ ECO-66 SUBMERSIBLE PUMP
5 GALLON PLASTIC BUCKET 2 LBS (288 PER PALLET) EACH
5 GALLON PLASTIC BUCKET 2 LBS (288 PER PALLET) EACH
GHBB® ECOGROWER®         17 GALLON RESERVOIR DRIP HYDROPONIC GROWING SYSTEM - 22.5" X 22.5" X 15.5"
GHBB® ECOGROWER® 17 GALLON RESERVOIR DRIP HYDROPONIC GROWING SYSTEM - 22.5" X 22.5" X 15.5"
PREMIUM NURSERY POT   #1 - ID= BOTTOM - 5"  TOP - 6-1/8" DEPTH - 7"
PREMIUM NURSERY POT #1 - ID= BOTTOM - 5" TOP - 6-1/8" DEPTH - 7"
EZ-CLONE SPRAYER RED (BAG OF 100)
EZ-CLONE SPRAYER RED (BAG OF 100)
ECOPLUS™ ECO-  396 SUBMERSIBLE & INLINE PUMP
ECOPLUS™ ECO- 396 SUBMERSIBLE & INLINE PUMP
DAISY CLONER™ 8 (8 SITES - 2" PLANT SITES) - COMPLETE
DAISY CLONER™ 8 (8 SITES - 2" PLANT SITES) - COMPLETE
SUPERTHRIVE™ 4 OZ (12/CASE)
SUPERTHRIVE™ 4 OZ (12/CASE)
OdorSok 4" x 12" 140 CFM
OdorSok 4" x 12" 140 CFM
VORTEX INLINE FAN 6" 449 CFM - 1 TO 11 EACH
VORTEX INLINE FAN 6" 449 CFM - 1 TO 11 EACH
GE Starcoat  F54 HO/54W/8656 - BLUE 54 WATT 6500K 4 FT T5 FLUORESCENT (30/CASE)
GE Starcoat F54 HO/54W/8656 - BLUE 54 WATT 6500K 4 FT T5 FLUORESCENT (30/CASE)
3 GALLON PLASTIC BUCKET 1.2 LBS (360/PER PALLET) EACH
3 GALLON PLASTIC BUCKET 1.2 LBS (360/PER PALLET) EACH
NEOPRENE INSERTS  2" FOR AMERICAN AG POWER CLONERS (Sheet of 25 inserts)
NEOPRENE INSERTS 2" FOR AMERICAN AG POWER CLONERS (Sheet of 25 inserts)
Retail Product Catalog
Retail Product Catalog
MESH POT / BUCKET LID 8" FITS SNUGGLY ON A 5 GALLON BUCKET
MESH POT / BUCKET LID 8" FITS SNUGGLY ON A 5 GALLON BUCKET
PURPLE MAXX 8 OZ
PURPLE MAXX 8 OZ
Bestsellers
01.Plastic Dura-Pot. 3.5 in
02.Airline Tubing 1ft
03.Round Net Pot. 2 in
04.Vine Clips. 3/4 in
05.Plastic Dura-Pot. 4 in
06.PREMIUM NURSERY POT #1 - ID= BOTTOM - 5" TOP - 6-1/8" DEPTH - 7"
07.EZ Clone Sprayer.
08.Gro Pro Thin Skins #1 (100/Cs)
09.Plant Yo-Yo with Stopper, case of 12
10.Plastic Grow Bag. 1 Gallon
11.NEOPRENE INSERTS 2" FOR AMERICAN AG POWER CLONERS (Sheet of 25 inserts)
12.Vinyl Tubing. 1/4 in
13.ROOT POTS - 5 GALLON 11" X 10.25" (10/CASE)
14.3IN HEAVY DUTY NET POT (220/CS)
15.ROOT POTS - 3 GALLON 9" X 8" (25/CASE)
Languages
English Deutsch Español
Currencies
Feeds
RSS 2.0
Google Sitemap
ROR Sitemap
ROR Feed
Ads
Ads

Customer Service

 

Shopping Help

 

My Account

 

Tools & Resources

BizRate Customer Certified (GOLD) Site - HorticultureSource.com -Specialty Gardening Supply Reviews at Bizrate PriceGrabber User Ratings for Horticulture Source ShopWiki Certified Store
Official PayPal Seal
Merchant Services
HorticultureSource.com is an Upfront Merchant on TheFind. Click for info. Secured by RapidSSL
Secured by RapidSSL
100% Satisfaction Guaranteed  Proud Hydro for Hunger Participant
 Proud Participant
APO/FPO addresses are no problem.
International orders are always welcome!
UPSFedExUSPS OnTrac CalOver EstesR+LSouthEasternSAIA
Copyright © 2005 — 2014 Usisu, Inc.: Conditions of Use VISAMasterCardAmerican ExpressDiscoverDiners ClubJBCPayPal Money Order