Horticulture Source » Gardening & Hydroponics Store » Nutrients & Supplements   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 ++ (520)
* Lighting Systems ++ (1112)
! Nutrients & Supplements (4232)
* Composters & Compost Tea Brewing (38)
* Organic Gardening (551)
* Leaf Shines & Washes (121)
* Pest & Disease Control (495)
* Cloning & Propagation (409)
* Grow Systems ++ (618)
* Meters, Timers & Instruments ++ (702)
* Pots / Containers (921)
* Pumps, Irrigation & Watering Supplies ++ (1478)
* Grow Media (559)
* Plant Seeds (10)
* Environmental Control ++ (1953)
* Greenhouses (90)
* Grow Rooms / Tents (148)
* Reflective / B&W Films (130)
* Garden Accessories ++ (833)
* Hand Tools ++ (518)
* Gardening Books & DVDs (59)
* Growing Apparel (1)
Manufacturers more
What's New? more
Ideal-Air Flange Kit 12 in (10/Cs)
736363
Ideal-Air Flange Kit 12 in (10/Cs)
$14.61
Quick Find
Quick Find
Use keywords to find the product you are looking for.
Advanced Search

Information
Who else is online?
There are 11 guests online.
Frequent search words
Ads

What do we have here?
Nutrients & Supplements: Plant Food, Nutrients, Fertilizers & Supplements - Primary & Secondary, Essential & Minor Elements, Macronutrients, Micronutrients

Show: 
What do we have here?
Displaying 461 to 480 (of 4232 products) Result Pages: [<< Prev]  ... 21  22  23  24  25  26  27  28  29  30  31  32  33  34  35  36  37  38  39  40 ...  [Next >>] 
 Sort by Popularity   Manufacturer+   Product(s)   Model   Price   Buy Now 
 Humboldt Roots - 250ml - Humboldt Nutrients      Humboldt Roots - 250ml - Humboldt Nutrients 
Humboldt Roots - 250ml - Humboldt Nutrients (HR410)Humboldt Roots is a highly concentrated organic root stimulant that expands the root zone during the critical growth stage. The soul of every plant resides in the roots. Many gardeners neglect this fact and concentrate on the visual aspects of their plants. A large yield is directly related to a plant s metabolism rates, and plant ... — Ships from DL: Livermore, California USA...more info.
 dl-HR410   $43.30 
 Humboldt Roots - 500ml - Humboldt Nutrients      Humboldt Roots - 500ml - Humboldt Nutrients 
Humboldt Roots - 500ml - Humboldt Nutrients (HR415)Humboldt Roots is a highly concentrated organic root stimulant that expands the root zone during the critical growth stage. The soul of every plant resides in the roots. Many gardeners neglect this fact and concentrate on the visual aspects of their plants. A large yield is directly related to a plant s metabolism rates, and plant ... — Ships from DL: Livermore, California USA...more info.
 dl-HR415   $71.13 
 Humboldt Roots - 50ml - Humboldt Nutrients      Humboldt Roots - 50ml - Humboldt Nutrients 
Humboldt Roots - 50ml - Humboldt Nutrients (HR401)Humboldt Roots is a highly concentrated organic root stimulant that expands the root zone during the critical growth stage. The soul of every plant resides in the roots. Many gardeners neglect this fact and concentrate on the visual aspects of their plants. A large yield is directly related to a plant s metabolism rates, and plant m... — Ships from DL: Livermore, California USA...more info.
 dl-HR401   $13.61 
 Humboldt Sticky - 0.5 Gal. - Humboldt Nutrients      Humboldt Sticky - 0.5 Gal. - Humboldt Nutrients 
Humboldt Sticky - 0.5 Gal. - Humboldt Nutrients (HSK003)Foliar sprays are an easy way to ensure the quality of your fruits and flowers in all your favorite plants. A proper foliar spray should include a wetting and binding agent to equally distribute and adhere the spray onto the plant s leaves. Humboldt Sticky is a premium sticking and wetting agent that has been extensively test... — Ships from DL: Livermore, California USA...more info.
 dl-HSK003   $31.54 
 Humboldt Sticky - 8 oz. - Humboldt Nutrients      Humboldt Sticky - 8 oz. - Humboldt Nutrients 
Humboldt Sticky - 8 oz. - Humboldt Nutrients (HSK000)Foliar sprays are an easy way to ensure the quality of your fruits and flowers in all your favorite plants. A proper foliar spray should include a wetting and binding agent to equally distribute and adhere the spray onto the plant s leaves. Humboldt Sticky is a premium sticking and wetting agent that has been extensively tested ... — Ships from DL: Livermore, California USA...more info.
 dl-HSK000   $6.87 
 HydroDeuce - 1 Gal. - Humboldt Nutrients      HydroDeuce - 1 Gal. - Humboldt Nutrients 
HydroDeuce - 1 Gal. - Humboldt Nutrients (HD410)Guaranteed Analysis Soluble Potash (K2O) ..22.00% Derived From: Sulfate of Potash Directions: Hydroponic Applications: Use 1-5 ml per gallon of reservoir water. Change nutrient solution weekly to avoid excess sediment. General Application: Use 1-5 ml per gallon of water or nutrient solution. Foliar Application: Use at a ra... — Ships from DL: Livermore, California USA...more info.
 dl-HD410   $47.18 
 HydroDeuce - 15 Gal. - Humboldt Nutrients      HydroDeuce - 15 Gal. - Humboldt Nutrients 
HydroDeuce - 15 Gal. - Humboldt Nutrients Guaranteed Analysis Soluble Potash (K2O)……………………………..22.00% Derived From: Sulfate of Potash Directions: Hydroponic Applications: Use 1-5 ml per gallon of reservoir water. Change nutrient solution weekly to avoid excess sediment. General Application: Use 1-5 ml per gallon of water or nutrient solution. Foliar Application: Use at a ... — LTL Shipping Required — Ships from DL: Livermore, California USA...more info.
 dl-HD425   $538.90 
 HydroDeuce - 16 oz. - Humboldt Nutrients      HydroDeuce - 16 oz. - Humboldt Nutrients 
HydroDeuce - 16 oz. - Humboldt Nutrients (HD404)Guaranteed Analysis Soluble Potash (K2O) ..22.00% Derived From: Sulfate of Potash Directions: Hydroponic Applications: Use 1-5 ml per gallon of reservoir water. Change nutrient solution weekly to avoid excess sediment. General Application: Use 1-5 ml per gallon of water or nutrient solution. Foliar Application: Use at a ra... — Ships from DL: Livermore, California USA...more info.
 dl-HD404   $7.81 
 HydroDeuce - 2.5 Gal. - Humboldt Nutrients      HydroDeuce - 2.5 Gal. - Humboldt Nutrients 
HydroDeuce - 2.5 Gal. - Humboldt Nutrients (HD415)Guaranteed Analysis Soluble Potash (K2O) ..22.00% Derived From: Sulfate of Potash Directions: Hydroponic Applications: Use 1-5 ml per gallon of reservoir water. Change nutrient solution weekly to avoid excess sediment. General Application: Use 1-5 ml per gallon of water or nutrient solution. Foliar Application: Use at a ... — Ships separately from DL: Livermore, California USA...more info.
 dl-HD415   $112.05 
 HydroDeuce - 32 oz. - Humboldt Nutrients      HydroDeuce - 32 oz. - Humboldt Nutrients 
HydroDeuce - 32 oz. - Humboldt Nutrients (HD405)Guaranteed Analysis Soluble Potash (K2O) ..22.00% Derived From: Sulfate of Potash Directions: Hydroponic Applications: Use 1-5 ml per gallon of reservoir water. Change nutrient solution weekly to avoid excess sediment. General Application: Use 1-5 ml per gallon of water or nutrient solution. Foliar Application: Use at a ra... — Ships from DL: Livermore, California USA...more info.
 dl-HD405   $13.57 
 HydroDeuce - 5 Gal. - Humboldt Nutrients      HydroDeuce - 5 Gal. - Humboldt Nutrients 
HydroDeuce - 5 Gal. - Humboldt Nutrients (HD420)Guaranteed Analysis Soluble Potash (K2O) ..22.00% Derived From: Sulfate of Potash Directions: Hydroponic Applications: Use 1-5 ml per gallon of reservoir water. Change nutrient solution weekly to avoid excess sediment. General Application: Use 1-5 ml per gallon of water or nutrient solution. Foliar Application: Use at a ra... — LTL Shipping Required — Ships from DL: Livermore, California USA...more info.
 dl-HD420   $212.89 
 Increase Bloom 16oz Charged (16/Cs)      Increase Bloom 16oz Charged (16/Cs) 
Increase Grow and Bloom - Charged Increase Grow™ and Increase Bloom™ are revolutionary, complete, All-In-One Foliar Fertilizers that deliver professional grade CO2 directly to your plants leaf surfaces infused, CO2 charged and perfectly primed at 1800 PPM. Increase' highly concentrated liquid foliar technology, coupled with a direct charge of our isolated CO2 technology, allows yo... This item is sold individually. — Ships from Vancouver, WA and/or SS: Ontario, CA, Samoa, CA, Livermore, CA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, Pompano Beach, FL USA...more info.
 743645   $15.87 
 Increase Bloom 2 Liter Charged      Increase Bloom 2 Liter Charged 
Increase Grow and Bloom - Charged Increase Grow™ and Increase Bloom™ are revolutionary, complete, All-In-One Foliar Fertilizers that deliver professional grade CO2 directly to your plants leaf surfaces infused, CO2 charged and perfectly primed at 1800 PPM. Increase' highly concentrated liquid foliar technology, coupled with a direct charge of our isolated CO2 technology, allows yo... — Ships from Vancouver, WA and/or SS: Ontario, CA, Samoa, CA, Livermore, CA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, Pompano Beach, FL USA...more info.
 743655   $63.46 
 Increase Grow 16oz Charged (16/Cs)      Increase Grow 16oz Charged (16/Cs) 
Increase Grow and Bloom - Charged Increase Grow™ and Increase Bloom™ are revolutionary, complete, All-In-One Foliar Fertilizers that deliver professional grade CO2 directly to your plants leaf surfaces infused, CO2 charged and perfectly primed at 1800 PPM. Increase' highly concentrated liquid foliar technology, coupled with a direct charge of our isolated CO2 technology, allows yo... This item is sold individually. — Ships from Vancouver, WA and/or SS: Ontario, CA, Samoa, CA, Livermore, CA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, Pompano Beach, FL USA...more info.
 743640   $15.87 
 Increase Grow 2 Liter Charged      Increase Grow 2 Liter Charged 
Increase Grow and Bloom - Charged Increase Grow™ and Increase Bloom™ are revolutionary, complete, All-In-One Foliar Fertilizers that deliver professional grade CO2 directly to your plants leaf surfaces infused, CO2 charged and perfectly primed at 1800 PPM. Increase' highly concentrated liquid foliar technology, coupled with a direct charge of our isolated CO2 technology, allows yo... — Ships from Vancouver, WA and/or SS: Ontario, CA, Samoa, CA, Livermore, CA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, Pompano Beach, FL USA...more info.
 743650   $63.46 
 Killer Tea 1gal      Killer Tea 1gal 
Killer Tea 1gal Made from pure organic worm castings and the highest quality potent seabird and bat guanos. Highly concentrated and all natural – over 2 years spent sourcing and testing ingredients in order to get it just right. Not just another tea! Manufacturer's Product Information ... — Ships from DL: Livermore, California USA...more info.
 dl-ETKT-1ga   $24.46 
 Killer Tea 1qt      Killer Tea 1qt 
Killer Tea 1qt Made from pure organic worm castings and the highest quality potent seabird and bat guanos. Highly concentrated and all natural – over 2 years spent sourcing and testing ingredients in order to get it just right. Not just another tea! Manufacturer's Product Information ... — Ships from DL: Livermore, California USA...more info.
 dl-ETKT-32oz   $10.21 
 Killer Tea 2.5gal      Killer Tea 2.5gal 
Killer Tea 2.5gal Made from pure organic worm castings and the highest quality potent seabird and bat guanos. Highly concentrated and all natural – over 2 years spent sourcing and testing ingredients in order to get it just right. Not just another tea! Manufacturer's Product Information ... — Ships separately from DL: Livermore, California USA...more info.
 dl-ETKT-2.5ga   $48.91 
 Liquid Humic Acid - 1 gallon      Liquid Humic Acid - 1 gallon 
0-2-0Blackjack Soil Company’s Liquid Humic Acid is a proprietary premium blend of 100% Humic minerals from Leonardite in an aqueous base. Blackjack’s Liquid Humic Acid is fast acting and has a guaranteed source of Phosphorus as Available Phosphate P205. To this date, the studies on this product and products like it are classified by State and Federal authorities as experimental. Ho... — Ships from Portland, Oregon USA...more info.
 FE632   $43.26 
 Magnum 1gal      Magnum 1gal 
Magnum 1gal Magnum is a concentrated Magnesium supplement with vitamin B1 for supplying extra Magnesium and Sulfur during the Bloom phase. Manufacturer's Product Information MSRP $39.95 ... — Ships from DL: Livermore, California USA...more info.
 dl-ETMAG-1ga   $27.18 
Displaying 461 to 480 (of 4232 products) Result Pages: [<< Prev]  ... 21  22  23  24  25  26  27  28  29  30  31  32  33  34  35  36  37  38  39  40 ...  [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
Spectralux T5 54 Watt HO Lamp 4 ft Blue 6500K (25/Cs)
The weight on the item has been corrected but please do note ..
5 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

Roots Organics Uprising Grow 3lbs Dry Blend (3/CS)
Roots Organics Uprising Grow 3lbs Dry Blend (3/CS)
$13.02
$10.00
Most Viewed in Plant Food, Nutrients, Fertilizers & Supplements - Primary & Secondary, Essential & Minor Elements, Macronutrients, Micronutrients
SUPERTHRIVE™ 4 OZ (12/CASE)
SUPERTHRIVE™ 4 OZ (12/CASE)
PURPLE MAXX 8 OZ
PURPLE MAXX 8 OZ
FOX FARM BIG BLOOM™ 0-4-0 QUART (12/CASE)
FOX FARM BIG BLOOM™ 0-4-0 QUART (12/CASE)
DUTCH MASTER™ GOLD SATURATOR (Formerly PENETRATOR GOLD) 0-0-0 - 34 OZ (12/CASE)
DUTCH MASTER™ GOLD SATURATOR (Formerly PENETRATOR GOLD) 0-0-0 - 34 OZ (12/CASE)
TECHNAFLORA® RECIPE FOR SUCCESS STARTER KIT (10/CASE)
TECHNAFLORA® RECIPE FOR SUCCESS STARTER KIT (10/CASE)
BOTANICARE® LIQUID KARMA™ QUARTS (12/CASE)
BOTANICARE® LIQUID KARMA™ QUARTS (12/CASE)
SIPCO® HYGROZYME™ - 1 LITER (12/CASE)
SIPCO® HYGROZYME™ - 1 LITER (12/CASE)
FLORA BLOOM GALLON
FLORA BLOOM GALLON
BOTANICARE® CAL-MAG PLUS QUART (12/CASE)
BOTANICARE® CAL-MAG PLUS QUART (12/CASE)
FOX FARM GROW BIG® QUART (12/CASE)
FOX FARM GROW BIG® QUART (12/CASE)
SUPERTHRIVE™ GALLON (4/CASE)
SUPERTHRIVE™ GALLON (4/CASE)
FOX FARM BEASTIE BLOOMZ®  1LB (0- 50- 30)
FOX FARM BEASTIE BLOOMZ® 1LB (0- 50- 30)
GHBB® FLORA GRO™ GALLON (4/CASE)
GHBB® FLORA GRO™ GALLON (4/CASE)
FOX FARM TIGER BLOOM® QUART (12/CASE)
FOX FARM TIGER BLOOM® QUART (12/CASE)
GHBB® FLORA MICRO™ GALLON (4/CASE)
GHBB® FLORA MICRO™ GALLON (4/CASE)
Nutrient Trio-Soil Formula, 3 qts
Nutrient Trio-Soil Formula, 3 qts
FOX FARM OPEN SESAME® 1 LB (5- 45- 19)
FOX FARM OPEN SESAME® 1 LB (5- 45- 19)
FOX FARM BIG BLOOM™ 0-4-0 GALLON (4/CASE)
FOX FARM BIG BLOOM™ 0-4-0 GALLON (4/CASE)
Flora Bloom Quart
Flora Bloom Quart
TECHNAFLORA® SOLUBLE SEAWEED EXTRACT 1-1-16 - OMRI LISTED 225G. (12/CASE)
TECHNAFLORA® SOLUBLE SEAWEED EXTRACT 1-1-16 - OMRI LISTED 225G. (12/CASE)
Bestsellers
01.Primal Harvest Powder 0-12-1, 50lbs.
02.Nutrient Trio-Soil Formula, 3 qts
03.Primal Harvest 2lb (16/cs)
04.Rainbow Mix Bloom 40lb
05.White Widow 1lb
06.Dyna-Gro Pro-TeKt 1 gal
07.Go Box Starter Kit
08.Magnum, 2.5 gal
09.Orca 16 Oz.
10.SUPERthrive, 1 qt
11.Oregonism XL 6lbs. Endo/Ecto-Mycorrhizae
12.Tiger Bloom Liquid Concentrate 1 pt
13.B'Cuzz Root, 32 oz
14.Earth Juice Godsilica, 1 qt
15.B'Cuzz Blossom Builder Tabzz, box of 18 Tabzz
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

Google Trusted Store 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
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 — 2015 Usisu, Inc.: Conditions of Use VISAMasterCardAmerican ExpressDiscoverDiners ClubJBCPayPal Money Order