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.
We are accepting orders as always but please note our offices will be closed February 25, 2016 – March 7, 2016.
Categories
* Lamps / Tubes / Bulbs ++ (510)
* Lighting Systems ++ (1087)
! Nutrients & Supplements (4297)
* Composters & Compost Tea Brewing (46)
* Organic Gardening (545)
* Leaf Shines & Washes (125)
* Pest & Disease Control (525)
* Cloning & Propagation (413)
* Grow Systems ++ (623)
* Meters, Timers & Instruments ++ (692)
* Pots / Containers (992)
* Pumps, Irrigation & Watering Supplies ++ (1547)
* Grow Media (561)
* Plant Seeds (14)
* Environmental Control ++ (1915)
* Greenhouses (90)
* Grow Rooms / Tents (159)
* Reflective / B&W Films (131)
* Garden Accessories ++ (848)
* Hand Tools ++ (521)
* Gardening Books & DVDs (60)
* Growing Apparel (11)
Manufacturers more
What's New? more
FoxFarm Force of Nature Fungicide (concentrate), 1 qt
hf-FX14119
FoxFarm Force of Nature Fungicide (concentrate), 1 qt
$25.32
Quick Find
Quick Find
Use keywords to find the product you are looking for.
Advanced Search

Information
Who else is online?
There are 40 guests online.
Frequent searchs
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 341 to 360 (of 4297 products) Result Pages: [<< Prev]   1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  18  19  20 ...  [Next >>] 
 Sort by Popularity-   Manufacturer   Product(s)   Model   Price   Buy Now 
 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 Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-HNSI1GAL   $52.87 
 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 Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-HNSI16OZ   $8.81 
 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 Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-HNSI32OZ   $14.92 
 SubCulture B 150g Jar   General Hydroponics   SubCulture B 150g Jar 
General Hydroponics SubCulture B 150g Jar (GH1583)SubCulture®-B Bacterial Root Inoculant• Selected microbes are cultured to live in high salt environments• Biologically aids nutrient absorption SubCulture-B is a probiotic inoculum of beneficial microorganisms that will help increase the vitality and yield in all plants. Whether in soil or hydroponics, General Hydro... — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-GH1583   $26.93 
 Sugaree Gallon   Cutting Edge Solutions   Sugaree Gallon 
Cutting Edge Solutions Sugaree Gallon (CES2902)Sugaree provides an organic carbohydrate and electrolyte source to stimulate amino acid production and provides a carbohydrate source. It contains polysaccharides folded into a matrix fortified with an emulsion of trace minerals. This formulation acts as a compensator as lowering sunlight levels at the end of season precipitate dro... — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-CES2902   $37.29 
 Super Nitro Bat Guano 3 Lb 15.5-1-1   Aurora Innovations   Super Nitro Bat Guano 3 Lb 15.5-1-1 
Roots Organics Super Nitro Bat Guano 3 Lb 15.5-1-1 (ROSN3)Potent and powerful high nitrogen guano consciously extracted to not disturb the bat colonies but provide an unparalleled completely natural source of nitrogen. Roots Organics Super Nitro Bat Guano is fast acting and is so powerful it should be used carefully and sparingly. All of the Roots Organics guanos have been care... — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-ROSN3   $18.65 
 SUPERthrive, 1 oz   SUPERthrive   SUPERthrive, 1 oz 
Superthrive SUPERthrive, 1 oz (VI30124)Since 1940, SUPERthrive has supplied ready-made carbon-hydrogen-oxygen groups that plants would otherwise need to wait to make. Its unique vitamin and plant hormone formula will have your garden thriving. Use it with your cutting concentrate to increase your success with cuttings and increase the survival rate of difficult transplants. SUPERth... — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-VI30124   $4.42 
 SUPERthrive, 1 pt   SUPERthrive   SUPERthrive, 1 pt 
Superthrive SUPERthrive, 1 pt (VI30155)Since 1940, SUPERthrive has supplied ready-made carbon-hydrogen-oxygen groups that plants would otherwise need to wait to make. Its unique vitamin and plant hormone formula will have your garden thriving. Use it with your cutting concentrate to increase your success with cuttings and increase the survival rate of difficult transplants. SUPERth... — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-VI30155   $28.79 
 Surge, 1 gal   Aurora Innovations   Surge, 1 gal 
Roots Organics Surge, 1 gal (ROSRG)Roots Organics Surge nutritional and microbial stimulant is designed from the finest sustainably-harvested and enzymatically processed marine protein materials. The addition of molasses, kelp, and humic acid to a powerful fish base creates a potent fusion of natural compounds to enhance the distinctive qualities and flavor of your harvest. Faster ... — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-ROSRG   $31.08 
 Surge, 1 qt   Aurora Innovations   Surge, 1 qt 
Roots Organics Surge, 1 qt (ROSRQ)Roots Organics Surge nutritional and microbial stimulant is designed from the finest sustainably-harvested and enzymatically processed marine protein materials. The addition of molasses, kelp, and humic acid to a powerful fish base creates a potent fusion of natural compounds to enhance the distinctive qualities and flavor of your harvest. Faster g... — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-ROSRQ   $12.20 
 Sweet & Heavy 2-6-4 Bloom, 1 qt   Earth Juice   Sweet & Heavy 2-6-4 Bloom, 1 qt 
Hydro Organics / Earth Juice Sweet & Heavy 2-6-4 Bloom, 1 qt (HOSHBQT)Formula targets the production phase of flowers, fruit and vegetables. Sweet & Heavy (Prime, Grow, Bloom and Finis) Multi-Part "Hydro-Fusion" formula is the recommended choice for the professional and serious hobbyist that desire more precise applications and the ability to customized feeding solutions. Sweet... — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-HOSHBQT   $11.59 
 Sweet Raw Qt   Botanicare   Sweet Raw Qt 
Botanicare Sweet Raw Qt (BCNSSWRQT)Botanicare has combined the Superiority of Sweet with the Flavors of Nature in the newest addition to the popular Sweet line- Sweet Raw. Sweet Raw helps maintain optimum metabolic levels by supplying plants with the vital energy they need during the entire grow cycle. Sweet Raw offers the same premium ingredients as the original flavored versions,... — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-BCNSSWRQT   $18.02 
 Triflex Base, 2.5 gal   Botanicare   Triflex Base, 2.5 gal 
Botanicare Triflex Base, 2.5 gal (BCNTFBS2.5)TRIFLEX, a scientifically formulated three-part bio-organic nutrient system for plants, is based on the time-tested formulas developed for plant tissue culture and hydroponics by Murashige and Skoog; Knudson; Gamborg et. Al., and Hoagland. Available in Gropak Quarts and Gallons! Manufa... — Ships separately from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-BCNTFBS2.5   $66.50 
 Triflex Bloom, 2.5 gal   Botanicare   Triflex Bloom, 2.5 gal 
Botanicare Triflex Bloom, 2.5 gal (BCNTFBLM2.5)TRIFLEX, a scientifically formulated three-part bio-organic nutrient system for plants, is based on the time-tested formulas developed for plant tissue culture and hydroponics by Murashige and Skoog; Knudson; Gamborg et. Al., and Hoagland. Available in Gropak Quarts and Gallons! Manufacture... — Ships separately from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-BCNTFBLM2.5   $53.45 
 Uprising Bloom 40 lbs   Aurora Innovations   Uprising Bloom 40 lbs 
Roots Organics Uprising Bloom 40 lbs (ROUB40)Roots Organics Uprising Bloom is a diverse blend of natural and organic ingredients specially formulated for maximum results. This formula is effective alone as an amendment or as a top dress for encouraging vigorous flowering and fruiting. Uprising Bloom is most effective when used in conjunction with Roots Organics Uprising Grow for a ... — Ships separately from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-ROUB40   $54.81 
 Uprising Foundation 40 lbs   Aurora Innovations   Uprising Foundation 40 lbs 
Roots Organics Uprising Foundation 40 lbs (ROUF40)Roots Organics Uprising Foundation is a diverse blend of natural and organic ingredients specially formulated for maximum results. When used alone as an amendment or as a top dress this formulais very effective for supplementing calcium, magnesium andiron. However it is particularly effective when blended withRoots Organics Upri... — Ships separately from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-ROUF40   $66.67 
 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 element... — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-ML21367   $10.40 
 Vitamin & Amino Acids 32oz   MICROBE Life Hydroponics   Vitamin & Amino Acids 32oz 
Microbe Life Hydroponics Vitamin & Amino Acids 32oz (ML23168)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 element... — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-ML23168   $13.64 
 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 Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-HNWW10   $12.28 
 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 Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-HNWW40   $34.34 
Displaying 341 to 360 (of 4297 products) Result Pages: [<< Prev]   1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  18  19  20 ...  [Next >>] 
Ads
Social Bookmark
Shopping Cart more
0 items - Add an item to the cart to get a quote!
 Get Quote by adding products to the cart!
Shop By Price
Reviews more
World Wide Garden Supply     Equipment Board for GrowLab Grow Room
This product is great for tents!! I was able to hang this in ..
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
Gro Pro NX Level Pot Elevator - 16 in (30/Cs)
Gro Pro NX Level Pot Elevator - 16 in (30/Cs)
$2.11
$1.90
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)
Nutrient Trio-Soil Formula, 3 qts
Nutrient Trio-Soil Formula, 3 qts
TECHNAFLORA® RECIPE FOR SUCCESS STARTER KIT (10/CASE)
TECHNAFLORA® RECIPE FOR SUCCESS STARTER KIT (10/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)
BOTANICARE® LIQUID KARMA™ QUARTS (12/CASE)
BOTANICARE® LIQUID KARMA™ QUARTS (12/CASE)
BOTANICARE® CAL-MAG PLUS QUART (12/CASE)
BOTANICARE® CAL-MAG PLUS QUART (12/CASE)
SIPCO® HYGROZYME™ - 1 LITER (12/CASE)
SIPCO® HYGROZYME™ - 1 LITER (12/CASE)
FLORA BLOOM GALLON
FLORA BLOOM GALLON
SUPERTHRIVE™ GALLON (4/CASE)
SUPERTHRIVE™ GALLON (4/CASE)
FOX FARM GROW BIG® QUART (12/CASE)
FOX FARM GROW BIG® QUART (12/CASE)
FOX FARM BEASTIE BLOOMZ®  1LB (0- 50- 30)
FOX FARM BEASTIE BLOOMZ® 1LB (0- 50- 30)
FOX FARM TIGER BLOOM® QUART (12/CASE)
FOX FARM TIGER BLOOM® QUART (12/CASE)
GHBB® FLORA GRO™ GALLON (4/CASE)
GHBB® FLORA GRO™ GALLON (4/CASE)
FOX FARM OPEN SESAME® 1 LB (5- 45- 19)
FOX FARM OPEN SESAME® 1 LB (5- 45- 19)
GHBB® FLORA MICRO™ GALLON (4/CASE)
GHBB® FLORA MICRO™ GALLON (4/CASE)
TECHNAFLORA® SOLUBLE SEAWEED EXTRACT 1-1-16 - OMRI LISTED 225G. (12/CASE)
TECHNAFLORA® SOLUBLE SEAWEED EXTRACT 1-1-16 - OMRI LISTED 225G. (12/CASE)
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
Bestsellers
01.Nutrient Trio-Soil Formula, 3 qts
02.Primal Harvest Powder 0-12-1, 50lbs.
03.Rainbow Mix Bloom 40lb
04.Primal Harvest 2lb (16/cs)
05.White Widow 1lb
06.Dyna-Gro Pro-TeKt 1 gal
07.Go Box Starter Kit
08.Magnum, 2.5 gal
09.Earth Juice Godsilica, 1 qt
10.RAW BLOOM, 10 lbs
11.SUPERthrive, 1 qt
12.Happy Frog Japanese Maple, 4 lbs.
13.Orca 16 Oz.
14.Oregonism XL 6lbs. Endo/Ecto-Mycorrhizae
15.Purple Maxx, 32 oz
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
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