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.
Celebrating our 11th Year of Service to Gardeners in 91 Countries! Thank you for your business!
Categories
* Lamps / Tubes / Bulbs ++ (543)
* Lighting Systems ++ (1154)
! Nutrients & Supplements (4330)
* Composters & Compost Tea Brewing (43)
* Organic Gardening (539)
* Leaf Shines & Washes (97)
* Pest & Disease Control (569)
* Cloning & Propagation (451)
* Grow Systems ++ (586)
* Meters, Timers & Instruments ++ (670)
* Pots / Containers (1014)
* Pumps, Irrigation & Watering Supplies ++ (1638)
* Grow Media (537)
* Plant Seeds (60)
* Environmental Control ++ (1944)
* Greenhouses (89)
* Grow Rooms / Tents (166)
* Reflective / B&W Films (141)
* Garden Accessories ++ (977)
* Hand Tools ++ (534)
* Gardening Books & DVDs (58)
* Growing Apparel & Bags (54)
Manufacturers more
What's New? more
High Roller Mixed Denomination Currency Counter & Counterfeit Detector (2/Cs)
700016
High Roller Mixed Denomination Currency Counter & Counterfeit Detector (2/Cs)
$752.64
Quick Find
Quick Find
Use keywords to find the product you are looking for.
Advanced Search

Information
Who else is online?
There are 45 guests online.
Frequent searches
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 81 to 100 (of 4330 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 
 Mother Earth Meal Mix Bloom 1000 lb (Special Order)      Mother Earth Meal Mix Bloom 1000 lb (Special Order) 
Mother Earth® Meal Mix™ is a carefully selected blend of natural materials, formulated to provide a baseline media/soil amendment to build upon for the flowering/fruiting stage. It is a distinct mix of beneficial ingredients that is intended to be used as an additive to your favorite growing media (coco, soilless, raised beds and native soils) by either blending in, top dressing or... — LTL Shipping Required. — Ships separately from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 713300   $1,042.14 
 Plant Success Tablet 7500 Pack   Plant Revolution   Plant Success Tablet 7500 Pack 
Plant Success Plant Success Tablet 7500 Pack (PRPST7500)Plant Success tablets are mycorrhizal tablets that consist of 17 carefully selected species of endomycorrhizae and ectomycorrhizae that are well suited to a variety of soils, climates, and plants. Plant Success tablets contain mycorrhizal fungi that colonize roots and extend into the surrounding soil forming an essential link ... — Ships separately from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-PRPST7500   $1,028.63 
 Sea Cal - 15 Gal. - Humboldt Nutrients      Sea Cal - 15 Gal. - Humboldt Nutrients 
Sea Cal - 15 Gal. - Humboldt Nutrients Humboldt Nutrients Sea Cal was designed in Humboldt County to be a powerful additive for hydroponics and all growing mediums. Sea Cal may be utilized for any type of vegetable, flower or herb. Sea Cal is a concentrated growth enhancer and calcium supplement that offers vital nitrogen and calcium in the ratios which are beneficial during early ... — LTL Shipping Required. — Ships from DL: Livermore, California USA....more info.
 dl-HNK425   $1,002.78 
 Diamond Nectar 55 Gal   General Hydroponics   Diamond Nectar 55 Gal 
General Hydroponics Diamond Nectar 55 Gal (GH1358)Diamond Nectar: Despite the low level of nutrients found in natural soil-based environments, plant growth nevertheless occurs because humic acids channel available nutrients directly into nearby vegetation. By accelerating nutrient absorption at the root boundary zone where minerals enter the plant, humic acids optimize nutrient... — LTL Shipping Required. — Ships from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-GH1358   $979.87 
 Sea Cal 15 gal.   Humboldt Nutrients   Sea Cal 15 gal. 
Humboldt Nutrients Sea Cal 15 gal. (HNK425)NPK 2-0-0 Humboldt Nutrients Sea Cal was designed in Humboldt County to be a powerful additive for hydroponics and all growing mediums. Sea-Cal may be utilized for any type of vegetable, flower or herb. Sea Cal is a highly concentrated growth enhancer and calcium supplement that offers vital nitrogen and calcium in the specific ratios nece... — LTL Shipping Required. — Ships from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HNK425   $978.78 
 Blacksmith BioScience Nitryx, 20 lb (Special Order)   Blacksmith BioScience Inc.   Blacksmith BioScience Nitryx, 20 lb (Special Order) 
Blacksmith BioScience is a microbial development company whose mission is to harness advanced technologies in order to increase understanding of the biology that controls and assists plant fertility. They use that knowledge to develop agricultural products that maximize existing soil nutrients, reduce fertilizer usage, increase yield and improve plant nutrition. Their long term goa... — Ships separately from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-BSN0020   $958.57 
 Elite Base Nutrient B, 55 gal barrel (Special Order)      Elite Base Nutrient B, 55 gal barrel (Special Order) 
Elite Base Nutrient B (0-5-4) is a liquid concentrate that works in tandem with Elite Base Nutrient A to eliminate waste and optimize nutrition, making sure your plants have a solid foundation so they can reach their maximum potential. How it works: Nurturing a plant's bloom potential, Elite Base Nutrient B delivers the increased potassium, phosphorous and magnesium plants crave a... — LTL Shipping Required. — Ships from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-EN21550   $958.54 
 MycoMadness 20 lb.   Humboldt Nutrients   MycoMadness 20 lb. 
Humboldt Nutrients MycoMadness 20 lb. (HNMMA420)Myco Madness is a soluble powder which contains a biologically active package: 9 mycorrhizal species, 15 beneficial bacteria and 2 trichoderma species well-suited to a variety of media, soil conditions, climates and plants. Myco Madness contains mycorrhizal fungi that colonize plant roots and extend the root system in... — Ships separately from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HNMMA420   $938.46 
 KIND Bloom, 55 gal (Special Order)   Botanicare   KIND Bloom, 55 gal (Special Order) 
KIND® represents the culmination of more than 15 years of knowledge and expertise, combined with extensive experimentation and testing. KIND provides optimal plant nutrition in perfect balance to meet your plants demands at any stage of growth, in any medium. KIND was formulated to be more versatile, easy to use, and effective than any nutrient ever created. This ground breaki... — LTL Shipping Required. — Ships from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-BCNKBLM55   $932.42 
 KIND Grow, 55 gal (Special Order)   Botanicare   KIND Grow, 55 gal (Special Order) 
KIND® represents the culmination of more than 15 years of knowledge and expertise, combined with extensive experimentation and testing. KIND provides optimal plant nutrition in perfect balance to meet your plants demands at any stage of growth, in any medium. KIND was formulated to be more versatile, easy to use, and effective than any nutrient ever created. This ground breaki... — LTL Shipping Required. — Ships from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-BCNKG55   $932.42 
 KIND Base, 55 gal (Special Order)   Botanicare   KIND Base, 55 gal (Special Order) 
KIND® represents the culmination of more than 15 years of knowledge and expertise, combined with extensive experimentation and testing. KIND provides optimal plant nutrition in perfect balance to meet your plants demands at any stage of growth, in any medium. KIND was formulated to be more versatile, easy to use, and effective than any nutrient ever created. This ground breaki... — LTL Shipping Required. — Ships from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-BCNKBS55   $922.88 
 FloraMicro 55 Gal   General Hydroponics   FloraMicro 55 Gal 
General Hydroponics FloraMicro 55 Gal (GH1418)FLORABLOOM: Stimulates flower and fruit development. Enhances flavor, aroma, and essential oils. Provides high Phosphorous, Potassium, Magnesium, and Sulfur. The original Building-Block Nutrient System, often imitated but never duplicated. Flora Series contains complete Primary, Secondary and Micro Nutrients for enhanced yields and bett... — LTL Shipping Required. — Ships from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-GH1418   $905.32 
 Hardwater FloraMicro 55 Gal   General Hydroponics   Hardwater FloraMicro 55 Gal 
General Hydroponics Hardwater FloraMicro 55 Gal (GH1618)FLORAMICRO HARDWATER: If your tap water is over 200 ppm (or contains Calcium above 70 ppm), use FloraMicro Hardwater. If your water contains 30 to 50 ppm Calcium, you can mix our original FloraMicro with FloraMicro Hardwater to create a perfect Micro blend for your plants. The original Building-Block Nutrient System, often... — LTL Shipping Required. — Ships from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-GH1618   $905.32 
 B.C. Bloom, 205 lt   Technaflora   B.C. Bloom, 205 lt 
Technaflora B.C. Bloom, 205 lt (TFBCBLM205L)B.C. Hydroponic Nutrients are a power-packed trio for nurturing generous vegetative crops and extraordinary floral growth. B.C. Boost, B.C. Bloom, and B.C. Grow are complete, professionally formulated, highly concentrated fertilizing agents. Unlike other brands, which include micronutrients in only one part of the formula, both B.C. Grow ... — LTL Shipping Required. — Ships from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-TFBCBLM205L   $901.70 
 B.C. Grow, 205 lt   Technaflora   B.C. Grow, 205 lt 
Technaflora B.C. Grow, 205 lt (TFBCGR205L)B.C. Hydroponic Nutrients are a power-packed trio for nurturing generous vegetative crops and extraordinary floral growth. B.C. Boost, B.C. Bloom, and B.C. Grow are complete, professionally formulated, highly concentrated fertilizing agents. Unlike other brands, which include micronutrients in only one part of the formula, both B.C. Grow an... — LTL Shipping Required. — Ships from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-TFBCGR205L   $901.70 
 Pure Blend Tea 55 gal   Botanicare   Pure Blend Tea 55 gal 
Botanicare Pure Blend Tea 55 gal (BCNSPBT55)Pure Blend Tea™ combines the key elements of both Pure Blend Original Grow and Bloom, into one highly effective formula. Pure Blend Tea is enhanced and fortified with a premium blend of ultra-soluble humates, organic plant acids, trace minerals, vitamins, and select amino acids. Pure Blend Tea redefines what a complete organic pl... — LTL Shipping Required. — Ships from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-BCNSPBT55   $816.23 
 Botanicare Pure Blend Tea 55 Gallon   Botanicare   Botanicare Pure Blend Tea 55 Gallon 
Pure Blend Tea Pure Blend Tea (formerly Pure Blend Original Grow & Bloom) combines the key elements of both Pure Blend Original Grow and Bloom, into one highly effective formula. Pure Blend Tea is enhanced and fortified with a premium blend of ultra-soluble humates, organic plant acids, trace minerals, vitamins and select amino acids. Pure Blend Tea redefines what a complete orga... — LTL Shipping Required. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 732655   $813.50 
 Earth Juice Catalyst, 55 Gal Drum   Earth Juice   Earth Juice Catalyst, 55 Gal Drum 
Hydro Organics / Earth Juice Earth Juice Catalyst, 55 Gal Drum (HOJ01701)Electrifying! Since 1991 the #1 additive for Hydroponics and soil gardeners world wide. A natural-organic molasses-kelp based liquid nutrient that aids plant growth and production. To be used as part of a complete fertilization program through all stages of plant development. Also functions as an excellent "fi... — LTL Shipping Required. — Ships from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HOJ01701   $805.94 
 Earth Juice Grow, 55 Gal Drum (Special Order)   Earth Juice   Earth Juice Grow, 55 Gal Drum (Special Order) 
An intense Nitrogen formulation that may be used as a potent Grow fertilizer that will generate lavish vegetative growth, or a dynamic General-Purpose formula that will provide robust growth along with an explosion of flowers, vegetables and fruit. It is the best choice for those who prefer a single formula for both growth and blooming (production). For use with planting mixes, ... — LTL Shipping Required. — Ships separately from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HOJ03701   $805.94 
 FloraDuo A 55 Gal   General Hydroponics   FloraDuo A 55 Gal 
General Hydroponics FloraDuo A 55 Gal (GH1678)FloraDuo is a two-part mineral nutrient, FloraDuo A (formerly Grow) and FloraDuo B (formerly Bloom).Using only two components it is possible to mix a large range of different nutrient blends for different kinds of plants and for different phases of growth from seedling through harvest. The ratios of primary, secondary and micronutrie... — LTL Shipping Required. — Ships from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-GH1678   $798.81 
Displaying 81 to 100 (of 4330 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
8' POWER CORD W/ MOGUL BASE SOCKET (FOR SELF-BALLASTED CFL/LED LAMPS)
GREAT QUALITY. BEST PRICE! Great fixture! Got it because it ..
5 of 5 Stars!
BizRate Customer Certified (GOLD) Site - HorticultureSource.com -Specialty Gardening Supply Reviews at Bizrate


Specials more
Dyna-Gro KLN 32 oz
Dyna-Gro KLN 32 oz
$20.45
$18.30
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)
Nutrient Trio-Soil Formula, 3 qts
Nutrient Trio-Soil Formula, 3 qts
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)
EARTH JUICE™ BLOOM 0-3-1 Organic - QUART(12/CASE)
EARTH JUICE™ BLOOM 0-3-1 Organic - QUART(12/CASE)
TECHNAFLORA® RECIPE FOR SUCCESS STARTER KIT (10/CASE)
TECHNAFLORA® RECIPE FOR SUCCESS STARTER KIT (10/CASE)
SUPERTHRIVE™ GALLON (4/CASE)
SUPERTHRIVE™ GALLON (4/CASE)
BOTANICARE® LIQUID KARMA™ QUARTS (12/CASE)
BOTANICARE® LIQUID KARMA™ QUARTS (12/CASE)
Botanicare Cal-Mag Plus Quart (12/Cs)
Botanicare Cal-Mag Plus Quart (12/Cs)
FLORA BLOOM GALLON
FLORA BLOOM GALLON
SIPCO® HYGROZYME™ - 1 LITER (12/CASE)
SIPCO® HYGROZYME™ - 1 LITER (12/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)
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)
FOX FARM OPEN SESAME® 1 LB (5- 45- 19)
FOX FARM OPEN SESAME® 1 LB (5- 45- 19)
GH Flora Series Performance Pack
GH Flora Series Performance Pack
EARTH JUICE™ GROW 2-1-1 Organic - QUART (12/CASE)
EARTH JUICE™ GROW 2-1-1 Organic - QUART (12/CASE)
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)
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/Cs)
07.FOX FARM BIG BLOOM™ 0-4-0 QUART (12/CASE)
08.BOTANICARE® LIQUID KARMA™ QUARTS (12/CASE)
09.Flora Bloom Quart
10.SUPERTHRIVE™ GALLON (4/CASE)
11.GHBB® LIQUID KOOLBLOOM™ QT 12/CASE
12.GHBB® FLORA GRO™ QUART
13.FOX FARM TIGER BLOOM® QUART (12/CASE)
14.BOTANICARE® LIQUID KARMA™ GALLON (4/CASE)
15.FOX FARM BIG BLOOM™ 0-4-0 GALLON (4/CASE)
Languages
English Deutsch Español
Currencies
Feeds
RSS 2.0
Google Sitemap
ROR Sitemap
ROR Feed
Ads
Amazon Ad
Matched Content
Ads

Customer Service

 

Shopping Help

 

My Account

 

Tools & Resources

BizRate Customer Certified (GOLD) Site - HorticultureSource.com -Specialty Gardening Supply Reviews at Bizrate ShopWiki Certified Store Official PayPal Seal
Merchant Services
Secured by RapidSSL 100% Satisfaction Guaranteed  Proud Hydro for Hunger Participant
APO/FPO addresses are no problem.
International orders are always welcome!
UPSFedExUSPS OnTrac CalOver EstesR+LSouthEasternSAIA
Copyright © 2005 — 2017 Usisu, Inc.: Conditions of Use VISAMasterCardAmerican ExpressDiscoverDiners ClubJBCPayPal Money Order