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 ++ (1408)
* Grow Media (544)
* Plant Seeds (10)
* Environmental Control ++ (1953)
* 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 ++ (2)
Manufacturers more
What's New? more
Samsung Multi-Zone 24,000 BTU Mini Split Air Conditioner System w/ 2 - 12,000 BTU Indoor Units
700562
Samsung Multi-Zone 24,000 BTU Mini Split Air Conditioner System w/ 2 - 12,000 BTU Indoor Units
$2,674.94
Quick Find
Quick Find
Use keywords to find the product you are looking for.
Advanced Search

Information
Who else is online?
There are 20 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 541 to 560 (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 
 Final Flush  1 lt   Grotek   Final Flush 1 lt 
Grotek Final Flush 1 lt (GTFF1L)The Final Flush eliminates excess fertilizer salts in the final stages of growth and can also be used to correct overfeeding or for desalinization of reusable growing media. Manufacturer's Product Information MSRP each $13.26 UPC670829806... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-GTFF1L   $11.38 
 Power Wash Quart   NPK Industries   Power Wash Quart 
Power Wash Quart (704840)Power Wash Power Wash is a new revolutionary way to remove residuals left by other plant sprays. Power Wash is a ready-to-use proprietary formula. It is e ective throughout the grow and ower cycle up to and including the day of harvest. Power Wash is truly "The cleanest solution for your harvest." Ma... — 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.
 704840   $11.43 
 KoolBloom 4 oz   General Hydroponics   KoolBloom 4 oz 
General Hydroponics KoolBloom 4 oz (GH1315)KoolBloom • Encourages abundant flowering. • Facilitates ripening in annuals. • Boosts production of essential oils and fragrances. • Increases size and weight of fruits and flowers. • Precisely formulated to boost potency and enhance the performance of all types of nutrients. Dry KoolBloom is packed with the... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-GH1315   $11.46 
 FOX FARM BIG BLOOM™ 0-4-0 QUART (12/CASE)   FoxFarm   FOX FARM BIG BLOOM™ 0-4-0 QUART (12/CASE) 
FoxFarm Big Bloom 100% Natural and Organic BIG BLOOM QUART (12/CASE) Biologically active formula is an instant plant food. Dramatically enhances flavor and fragrance! Promotes strong extra large multiple blooms and will not burn plants. Can be used in combination with all Fox Farm fertilizers. The best of the best! Manufacturer's Product Inf... 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.
 718520   $11.49 
 Volcano Bat 5 lb   Earth Juice   Volcano Bat 5 lb 
Hydro Organics / Earth Juice Volcano Bat 5 lb (HOF04023)The "Prized" Premium Bat Guano for blooming plants. This ancient source of plant food has proven itself over the ages to be an effective way to achieve a successful harvest. Use Volcano Bat to encourage higher yields of vegetables, flowers and fruit and to aid in the production of essential oils and fragrances of flowers and h... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-HOF04023   $11.50 
 MaxiBloom, 2.2lbs.   General Hydroponics   MaxiBloom, 2.2lbs. 
General Hydroponics MaxiBloom, 2.2lbs. (GH1221)MaxiGro and MaxiBloom are stand-alone, water-soluble, dry concentrated nutrients. Complete in Primary, Secondary, and Micronutrients, pH buffered MaxiGro and MaxiBloom will provide superior results when used with a wide variety of crops in all hydroponic, soil or soil-based growing environments. Use in the reproductive stage for all fr... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-GH1221   $11.50 
 MaxiGro, 2.2 lbs.   General Hydroponics   MaxiGro, 2.2 lbs. 
General Hydroponics MaxiGro, 2.2 lbs. (GH1211)MaxiGro and MaxiBloom are stand-alone, water-soluble, dry concentrated nutrients. Complete in Primary, Secondary, and Micronutrients, pH buffered MaxiGro and MaxiBloom will provide superior results when used with a wide variety of crops in all hydroponic, soil or soil-based growing environments. Use to encourage growth of seedlings ... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-GH1211   $11.50 
 Vitamin & Amino Acids 16oz   MICROBE Life Hydroponics   Vitamin & Amino Acids 16oz 
Microbe Life Hydroponics Vitamin & Amino Acids 16oz (ML21367)Microbe Life/Vitamins & Amino Acids contain a blend of all of the essential micronutrients and minerals required by many fruits, vegetables and plants. Many of these essential micronutrients and minerals may not be present in your current nutrient program. Vitamins are organic compounds made by combining basic elements... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-ML21367   $11.50 
 Happy Frog Lawn Fertilizer, 4 lbs.   FoxFarm   Happy Frog Lawn Fertilizer, 4 lbs. 
FoxFarm Happy Frog Lawn Fertilizer, 4 lbs. (FX14061)You love your lawn. It's where your children play and your pets roam. So keep it green and lush without the use of harsh chemicals. FoxFarm's Premium Lawn formula is pH balanced, and it's blended with premium organic ingredients like bat guano, kelp meal, bone meal, feather meal, and humic acid, a naturally occuring organic materi... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-FX14061   $11.56 
 Humboldt Sticky - 16 oz. - Humboldt Nutrients      Humboldt Sticky - 16 oz. - Humboldt Nutrients 
Humboldt Sticky - 16 oz. - Humboldt Nutrients (HSK001)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 Livermore, California USA...more.
 dl-HSK001   $11.56 
 Tomato Maker Fertilizer & Blossom End Rot Prevention   Organic Laboratories   Tomato Maker Fertilizer & Blossom End Rot Prevention 
Organic Laboratories Tomato Maker Fertilizer & Blossom End Rot Prevention (OLTOMF)Tomato Maker is a revolutionary fertilizer and soil conditioner that produces a robust crop of firm, tasty tomatoes. A natural-based product, it provides comprehensive (major and micro) nutrition including Calcium, Magnesium and Iron. Tomato Maker has shown to correct plant nutritional deficiencies an... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-OLTOMF   $11.65 
 BIOROOT QUART (12/CASE)   General Hydroponics   BIOROOT QUART (12/CASE) 
General Hydroponics Big Root 1-1-1 BioRoot is a natural plant growth supplement that helps plants establish healthy and vibrant root systems. It contains plant- and mineral-derived organic acids and humates that encourage beneficial microbial activity in the root zone. BioRoot is outstanding for seedlings and cuttings as well as all phases of plant growth. Use BioRoot with all t... 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.
 726824   $11.68 
 BIOMARINE QUART (12/CASE)   General Hydroponics   BIOMARINE QUART (12/CASE) 
General Hydroponics Bio Marine - 2-3-1 BioMarine is an enzymatically extracted fish protein that naturally enhances soils and boosts plant growth. This fish-based fertilizer encourages beneficial microbes for better roots, stems, foliage, flowers, and fruits. A superior natural source of plant nutrition, Bio Marine suits all types of plants during all phases of growth, from seed... 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.
 726836   $11.68 
 DIAMOND BLACK QUART (12/CASE)   General Hydroponics   DIAMOND BLACK QUART (12/CASE) 
General Hydroponics Diamond Black 0-0-1 Diamond Black is derived from 100% pure mined Leonardite, a naturally occurring form of carbon drawn from prehistoric peat bogs. Containing an exceptionally high percentage of plant-active humates, Diamond Black supports beneficial microbial activity in soils and increases micronutrient availability. Diamond Black can be added to all kinds... 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.
 726840   $11.68 
 DYNA-GRO™ PRO-TEKT™ QUART (12/CASE)   Dyna-Gro   DYNA-GRO™ PRO-TEKT™ QUART (12/CASE) 
Dyna-Gro Pro Tekt PRO-TEKT QUART (12/CASE) Pro-Tekt 0 - 0 - 3 The Silicon Solution a silicon supplement, supplies higher levels of potassium and silicon to build stronger plant cell walls, providing a Pro-Tekt-ive barrier against piercing sucking insects and invading fungi. Pro-Tekt reduces disease and insect problems, increase stem strength and leaf positioning, which improv... 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.
 719025   $11.69 
 Great White Mycorrhizae 1oz (24/Cs)      Great White Mycorrhizae 1oz (24/Cs) 
Plant Success Great White MycorrhizaeGreat White Mycorrhizae 1oz (24/Cs) (720308)Great White is the most advanced mycorrhizal product on the market today. The combination of mycorrhizae, beneficial bacteria, trichoderma, and plant vitamins will give your plants a strong and developed root system. This will enable your plants to break down and absorb nutrients efficiently and ef... 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.
 720308   $11.69 
 Botanicare Kind Base Quart (12/Cs)   Botanicare   Botanicare Kind Base Quart (12/Cs) 
Kind -- Base (4-0-0) Botanicare Kind™ Plant Nutrient System is a proprietary three part nutrient unlike any other. Kind was formulated with the calcium and magnesium separate from the trace minerals. This allows you to customize Kind to meet the specific needs of your garden, whatever Kind you grow. Kind uses high quality minerals fortified with vitamins, humates, fulvic acid,... 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.
 733100   $11.69 
 Botanicare Kind Bloom Quart (12/Cs)   Botanicare   Botanicare Kind Bloom Quart (12/Cs) 
Kind -- Bloom (0-6-6) Botanicare Kind™ Plant Nutrient System is a proprietary three part nutrient unlike any other. Kind was formulated with the calcium and magnesium separate from the trace minerals. This allows you to customize Kind to meet the specific needs of your garden, whatever Kind you grow. Kind uses high quality minerals fortified with vitamins, humates, fulvic acid... 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.
 733160   $11.69 
 Botanicare Kind Grow Quart (12/Cs)   Botanicare   Botanicare Kind Grow Quart (12/Cs) 
Kind -- Grow (2-2-4) Botanicare Kind™ Plant Nutrient System is a proprietary three part nutrient unlike any other. Kind was formulated with the calcium and magnesium separate from the trace minerals. This allows you to customize Kind to meet the specific needs of your garden, whatever Kind you grow. Kind uses high quality minerals fortified with vitamins, humates, fulvic acid,... 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.
 733130   $11.69 
 GROTEK® VEGETATIVE GROWTH BOOSTER™ 8-39-0 -  20GRAM (10/CASE)   Grotek   GROTEK® VEGETATIVE GROWTH BOOSTER™ 8-39-0 - 20GRAM (10/CASE) 
Grotek Vegetative Growth Booster™ VEGETATIVE GROWTH BOOSTER 20GR Vegetative Growth Booster™ 8 - 39 - 0 is a specially formulated product for vegetative growth. Use Growth Booster to increase development in the early stages of growth. Vegetative Growth Booster™ gives high performance in all mediums. When you are looking for full and vibrant green leaves, use ... 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.
 732975   $11.70 
Displaying 541 to 560 (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
Simple CO2 Tubing Hanger
The perfect product for arranging my co2 tubing. Took me les ..
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

Giant Pumpkin Kit
Giant Pumpkin Kit
$46.88
$40.16
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