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 » 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 ++ (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
Xtrasun Aluminum Wing Reflector w/Terminal Block, case of 8
hf-XT2AW8
Xtrasun Aluminum Wing Reflector w/Terminal Block, case of 8
$127.46
Quick Find
Quick Find
Use keywords to find the product you are looking for.
Advanced Search

Information
Who else is online?
There are 23 guests and 
2 logged in customers 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 421 to 440 (of 3847 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 
 Blast Off. 1 Gallon   Botanicare   Blast Off. 1 Gallon 
Bontanicare Blast Off – Plant growth stimulant. Blast off contains high potency natural vitamins that act as co-factors for specific plant enzymes. These vitamins and minerals help plants achieve an abundant harvest of fruits, flowers and vegetables. For use in container gardens or soilless hydrogardening applications. (Gallon)... — Ships from Portland, Oregon USA...more.
 HY478   $46.82 
 Blast Off. 1 Quart   Botanicare   Blast Off. 1 Quart 
Bontanicare Blast Off – Plant growth stimulant. Blast off contains high potency natural vitamins that act as co-factors for specific plant enzymes. These vitamins and minerals help plants achieve an abundant harvest of fruits, flowers and vegetables. For use in container gardens or soilless hydrogardening applications. (Quart)... — Ships from Portland, Oregon USA...more.
 HY477   $18.70 
 BLASTOFF 15 GALLON (Special Order)   Botanicare   BLASTOFF 15 GALLON (Special Order) 
Blast Off Plant Growth Stimulant 0-0.1-0.1 Blast Off™ contains high potency natural vitamins and hormones that act as cofactors or substrates for specific plant enzymes. In the presence of these vitamins and hormones the enzymes are activated to carry out crucial biochemical reactions which result in accelerated plant growth. Thus, addition of Blast Off™, with your favorite nutrie... — LTL Shipping Required — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 732102   $376.91 
 BLASTOFF 55 GALLON (Special Order)   Botanicare   BLASTOFF 55 GALLON (Special Order) 
Blast Off Plant Growth Stimulant 0-0.1-0.1 Blast Off™ contains high potency natural vitamins and hormones that act as cofactors or substrates for specific plant enzymes. In the presence of these vitamins and hormones the enzymes are activated to carry out crucial biochemical reactions which result in accelerated plant growth. Thus, addition of Blast Off™, with your favorite nutrie... — LTL Shipping Required — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 732104   $1,327.79 
 BLASTOFF QUART (12/CASE)   Botanicare   BLASTOFF QUART (12/CASE) 
Blast Off Plant Growth Stimulant 0-0.1-0.1 Blast Off™ contains high potency natural vitamins and hormones that act as cofactors or substrates for specific plant enzymes. In the presence of these vitamins and hormones the enzymes are activated to carry out crucial biochemical reactions which result in accelerated plant growth. Thus, addition of Blast Off™, with your favorite nutrie... This item is sold individually. — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 732085   $13.75 
 Blood Meal 3.5 lb bag   HydroFarm   Blood Meal 3.5 lb bag 
Espoma Blood Meal 3.5 lb bag (EP5080)• Safe source of organic nitrogen• Naturally produces more vigorous plants with richer, greener leaves• A time proven remedy for sickly plants• For organic gardening     Manufacturer's Product Information MSRP ... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-EP5080   $10.46 
 Bloom "R" (2-part formula) 16 oz. (Case of 16)   Ecogrow   Bloom "R" (2-part formula) 16 oz. (Case of 16) 
Bloom "R" (2-part formula) 16 oz. (Case of 16) (eco-2059)Ecogrow Plant Nutrients Standard Ecogrow (10-8-14): Ideal for houseplants and gardens in soil or hydroponics. Perfect for tomatoes, cucumbers, houseplants and all temperature zone plants. Ecogrow "S" (15-7-12): For subtropical plants and flowers. With 5% more nitrogen, this product promotes lush foliage growth. Ecogrow "M"... — Ships from Seattle, Washington USA...more.
 eco-2059   $95.80 
 Bloom "R" (2-part formula) 8 oz. (Case of 24)   Ecogrow   Bloom "R" (2-part formula) 8 oz. (Case of 24) 
Bloom "R" (2-part formula) 8 oz. (Case of 24) (eco-2058)Ecogrow Plant Nutrients Standard Ecogrow (10-8-14): Ideal for houseplants and gardens in soil or hydroponics. Perfect for tomatoes, cucumbers, houseplants and all temperature zone plants. Ecogrow "S" (15-7-12): For subtropical plants and flowers. With 5% more nitrogen, this product promotes lush foliage growth. Ecogrow "M" ... — Ships from Seattle, Washington USA...more.
 eco-2058   $98.70 
 BLOOM "R" 10 lb. Box   Ecogrow   BLOOM "R" 10 lb. Box 
BLOOM “R” 10 lb. Box (eco-2055)Ecogrow Plant Nutrients Standard Ecogrow (10-8-14): Ideal for houseplants and gardens in soil or hydroponics. Perfect for tomatoes, cucumbers, houseplants and all temperature zone plants. Ecogrow “S” (15-7-12): For subtropical plants and flowers. With 5% more nitrogen, this product promotes lush foliage growth. Ecogrow “M” (20-6-12): The “monstera”... — Ships from Seattle, Washington USA...more.
 eco-2055   $48.38 
 BLOOM "R" 25 lb. Box   Ecogrow   BLOOM "R" 25 lb. Box 
BLOOM “R” 25 lb. Box (eco-2056)Ecogrow Plant Nutrients Standard Ecogrow (10-8-14): Ideal for houseplants and gardens in soil or hydroponics. Perfect for tomatoes, cucumbers, houseplants and all temperature zone plants. Ecogrow “S” (15-7-12): For subtropical plants and flowers. With 5% more nitrogen, this product promotes lush foliage growth. Ecogrow “M” (20-6-12): The “... — Ships separately from Seattle, Washington USA...more.
 eco-2056   $89.62 
 BLOOM "R" 5 lb. Box   Ecogrow   BLOOM "R" 5 lb. Box 
BLOOM “R” 5 lb. Box (eco-2054)Ecogrow Plant Nutrients Standard Ecogrow (10-8-14): Ideal for houseplants and gardens in soil or hydroponics. Perfect for tomatoes, cucumbers, houseplants and all temperature zone plants. Ecogrow “S” (15-7-12): For subtropical plants and flowers. With 5% more nitrogen, this product promotes lush foliage growth. Ecogrow “M” (20-6-12): The “monstera” ... — Ships from Seattle, Washington USA...more.
 eco-2054   $29.63 
 Bloom - 1 Gal. - Humboldt Nutrients      Bloom - 1 Gal. - Humboldt Nutrients 
Bloom - 1 Gal. - Humboldt Nutrients (HNB410)Humboldt Nutrients Bloom formula was designed in Humboldt County to be used with our Grow and Micro to be a complete growing nutrient system for hydroponics as well as other growing mediums. Bloom is specifically formulated to improve plant photosynthesis, metabolism, genetics and eventually crop quality and yield. Plant growth, flowerin... — Ships from Livermore, California USA...more.
 dl-HNB410   $18.65 
 Bloom - 15 Gal. - Humboldt Nutrients      Bloom - 15 Gal. - Humboldt Nutrients 
Bloom - 15 Gal. - Humboldt Nutrients Humboldt Nutrients Bloom formula was designed in Humboldt County to be used with our Grow and Micro to be a complete growing nutrient system for hydroponics as well as other growing mediums. Bloom is specifically formulated to improve plant photosynthesis, metabolism, genetics and eventually crop quality and yield. Plant growth, flowering and... — LTL Shipping Required — Ships from Livermore, California USA...more.
 dl-HNB425   $208.40 
 Bloom - 16 oz. - Humboldt Nutrients      Bloom - 16 oz. - Humboldt Nutrients 
Bloom - 16 oz. - Humboldt Nutrients (HNB404)Humboldt Nutrients Bloom formula was designed in Humboldt County to be used with our Grow and Micro to be a complete growing nutrient system for hydroponics as well as other growing mediums. Bloom is specifically formulated to improve plant photosynthesis, metabolism, genetics and eventually crop quality and yield. Plant growth, flowerin... — Ships from Livermore, California USA...more.
 dl-HNB404   $4.12 
 Bloom - 2.5 Gal. - Humboldt Nutrients      Bloom - 2.5 Gal. - Humboldt Nutrients 
Bloom - 2.5 Gal. - Humboldt Nutrients (HNB415)Humboldt Nutrients Bloom formula was designed in Humboldt County to be used with our Grow and Micro to be a complete growing nutrient system for hydroponics as well as other growing mediums. Bloom is specifically formulated to improve plant photosynthesis, metabolism, genetics and eventually crop quality and yield. Plant growth, flower... — Ships separately from Livermore, California USA...more.
 dl-HNB415   $40.95 
 Bloom - 32 oz. - Humboldt Nutrients      Bloom - 32 oz. - Humboldt Nutrients 
Bloom - 32 oz. - Humboldt Nutrients (HNB405)Humboldt Nutrients Bloom formula was designed in Humboldt County to be used with our Grow and Micro to be a complete growing nutrient system for hydroponics as well as other growing mediums. Bloom is specifically formulated to improve plant photosynthesis, metabolism, genetics and eventually crop quality and yield. Plant growth, flowerin... — Ships from Livermore, California USA...more.
 dl-HNB405   $7.31 
 Bloom - 5 Gal. - Humboldt Nutrients      Bloom - 5 Gal. - Humboldt Nutrients 
Bloom - 5 Gal. - Humboldt Nutrients (HNB420)Humboldt Nutrients Bloom formula was designed in Humboldt County to be used with our Grow and Micro to be a complete growing nutrient system for hydroponics as well as other growing mediums. Bloom is specifically formulated to improve plant photosynthesis, metabolism, genetics and eventually crop quality and yield. Plant growth, flowerin... — LTL Shipping Required — Ships from Livermore, California USA...more.
 dl-HNB420   $73.12 
 Bloom 1 gallon   Humboldt Nutrients   Bloom 1 gallon 
Humboldt Nutrients Bloom 1 gallon (HNB410)NPK 0-6-5 Humboldt Nutrients Bloom formula, was designed in Humboldt County to be used with our Grow and Micro to be a complete growing nutrient system for hydroponics as well as other growing mediums. Humboldt Nutrients has developed this vigorous three-part fertilizer without the use synthetic chelates. Bloom is specifically formulated to... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-HNB410   $21.34 
 BLOOM 10 lb. Box   Ecogrow   BLOOM 10 lb. Box 
BLOOM 10 lb. Box (eco-2027)Ecogrow Plant Nutrients Standard Ecogrow (10-8-14): Ideal for houseplants and gardens in soil or hydroponics. Perfect for tomatoes, cucumbers, houseplants and all temperature zone plants. Ecogrow “S” (15-7-12): For subtropical plants and flowers. With 5% more nitrogen, this product promotes lush foliage growth. Ecogrow “M” (20-6-12): The “monstera” for... — Ships from Seattle, Washington USA...more.
 eco-2027   $48.38 
 Bloom 15 Gallon   Humboldt Nutrients   Bloom 15 Gallon 
Humboldt Nutrients Bloom 15 Gallon (HNB425)NPK 0-6-5 Humboldt Nutrients Bloom formula, was designed in Humboldt County to be used with our Grow and Micro to be a complete growing nutrient system for hydroponics as well as other growing mediums. Humboldt Nutrients has developed this vigorous three-part fertilizer without the use synthetic chelates. Bloom is specifically formulated t... — 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-HNB425   $216.74 
Displaying 421 to 440 (of 3847 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
SUN SYSTEM®  4  HPS  150W
This is not a switchable or convertible and is either 150hps ..
1 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

NET CUPS 2" (100/BAG) SOLD IN BAG QUANTITIES ONLY
NET CUPS 2" (100/BAG) SOLD IN BAG QUANTITIES ONLY
$17.00
$15.30
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)
BOTANICARE® LIQUID KARMA™ QUARTS (12/CASE)
BOTANICARE® LIQUID KARMA™ QUARTS (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)
FLORA BLOOM GALLON
FLORA BLOOM GALLON
TECHNAFLORA® RECIPE FOR SUCCESS STARTER KIT (10/CASE)
TECHNAFLORA® RECIPE FOR SUCCESS STARTER KIT (10/CASE)
SIPCO® HYGROZYME™ - 1 LITER (12/CASE)
SIPCO® HYGROZYME™ - 1 LITER (12/CASE)
BOTANICARE® CAL-MAG PLUS QUART (12/CASE)
BOTANICARE® CAL-MAG PLUS QUART (12/CASE)
FOX FARM TIGER BLOOM® QUART (12/CASE)
FOX FARM TIGER BLOOM® QUART (12/CASE)
FOX FARM GROW BIG® QUART (12/CASE)
FOX FARM GROW BIG® QUART (12/CASE)
GHBB® FLORA GRO™ GALLON (4/CASE)
GHBB® FLORA GRO™ GALLON (4/CASE)
FOX FARM BEASTIE BLOOMZ®  1LB (0- 50- 30)
FOX FARM BEASTIE BLOOMZ® 1LB (0- 50- 30)
SUPERTHRIVE™ GALLON (4/CASE)
SUPERTHRIVE™ GALLON (4/CASE)
GHBB® FLORA MICRO™ GALLON (4/CASE)
GHBB® FLORA MICRO™ GALLON (4/CASE)
Flora Bloom Quart
Flora Bloom Quart
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)
SUPERTHRIVE™ 2 OZ (24/CASE)
SUPERTHRIVE™ 2 OZ (24/CASE)
B'CUZZ® FOLIAR 1.0-0-0 - OMRI LISTED GALLON (4/CASE)
B'CUZZ® FOLIAR 1.0-0-0 - OMRI LISTED GALLON (4/CASE)
Bestsellers
01.SUPERTHRIVE™ 4 OZ (12/CASE)
02.FLORA BLOOM GALLON
03.SUPERTHRIVE™ 2 OZ (24/CASE)
04.GHBB® FLORA MICRO™ GALLON (4/CASE)
05.GHBB® FLORA GRO™ GALLON (4/CASE)
06.BOTANICARE® CAL-MAG PLUS QUART (12/CASE)
07.FOX FARM BIG BLOOM™ 0-4-0 QUART (12/CASE)
08.BOTANICARE® LIQUID KARMA™ QUARTS (12/CASE)
09.SUPERTHRIVE™ GALLON (4/CASE)
10.DUTCH MASTER™ GOLD SATURATOR (Formerly PENETRATOR GOLD) 0-0-0 - 34 OZ (12/CASE)
11.Flora Bloom Quart
12.GHBB® LIQUID KOOLBLOOM™ QT 12/CASE
13.FOX FARM TIGER BLOOM® QUART (12/CASE)
14.GOLD SILICA 1 L/34OZ
15.BOTANICARE® LIQUID KARMA™ GALLON (4/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