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 ++ (535)
* Lighting Systems ++ (1141)
! Nutrients & Supplements (4323)
* Composters & Compost Tea Brewing (43)
* Organic Gardening (542)
* Leaf Shines & Washes (98)
* Pest & Disease Control (569)
* Cloning & Propagation (447)
* Grow Systems ++ (583)
* Meters, Timers & Instruments ++ (671)
* Pots / Containers (1013)
* Pumps, Irrigation & Watering Supplies ++ (1636)
* Grow Media (541)
* Plant Seeds (60)
* Environmental Control ++ (1940)
* Greenhouses (89)
* Grow Rooms / Tents (166)
* Reflective / B&W Films (141)
* Garden Accessories ++ (965)
* Hand Tools ++ (534)
* Gardening Books & DVDs (58)
* Growing Apparel & Bags (53)
Manufacturers more
What's New? more
Revelry Supply The Around-Towner Medium Duffle, Black
hf-RV20000
Revelry Supply The Around-Towner Medium Duffle, Black
$86.85
Quick Find
Quick Find
Use keywords to find the product you are looking for.
Advanced Search

Information
Who else is online?
There are 59 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 241 to 260 (of 4323 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 
 Supernatural Gro Aqua 10 kg   Supernatural Brand   Supernatural Gro Aqua 10 kg 
Super Natural Gro Aqua Used during the vegetative stage in hydroponics to promote healthy plant growth, Gro Aqua® contains essential macro and micro elements needed for proper plant development.... — Ships separately 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.
 717332   $349.97 
 Myco Maximum - 20 lb. - Humboldt Nutrients      Myco Maximum - 20 lb. - Humboldt Nutrients 
Myco Maximum - 20 lb. - Humboldt Nutrients Myco Maximum is a granular powder containing 7 species of growth-enhancing mycorrhizal fungi, proprietary ingredients, 11 strains of beneficial bacteria, and 2 trichoderma species. Myco Maximum adds organic matter and helps to break down nutrients and micro-nutrients present in your growing medium or soil which are necessary for plants ... — Ships separately from DL: Livermore, California USA....more info.
 dl-MMX425   $349.50 
 Sea Cal - 5 Gal. - Humboldt Nutrients      Sea Cal - 5 Gal. - Humboldt Nutrients 
Sea Cal - 5 Gal. - Humboldt Nutrients (HNK420)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... — LTL Shipping Required. — Ships from DL: Livermore, California USA....more info.
 dl-HNK420   $349.50 
 Sonic Bloom w/Vits 25lb      Sonic Bloom w/Vits 25lb 
Sonic Bloom w/Vits 25lb Looks like Powdered Sunshine!!! Our ultra-potent PK booster takes it to the next level. 20 times the B1 of other PK boosters plus serious amounts of B2, B3, B6 that are missing from others. Outperforms any powder on the market. Manufacturer's Product Information ... — Ships separately from DL: Livermore, California USA....more info.
 dl-ETSB-25lb   $349.50 
 MycoMaximum 20 lb.   Humboldt Nutrients   MycoMaximum 20 lb. 
Humboldt Nutrients MycoMaximum 20 lb. (HNMMX425)Myco Maximum Granular contains 8 species of growth-enhancing mycorrhizal fungi, proprietary ingredients, 12 strains of beneficial bacteria, and 2 Trichoderma species. Adds organic matter and helps to break down nutrients and micro-nutrients present in your growing medium or soil which are necessary for plants throughout their life cyc... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HNMMX425   $347.40 
 Great White 5 lb   Plant Revolution   Great White 5 lb 
Plant Success Great White 5 lb (PRPSGW5)Great White is the most advanced mycorrhizal product on the market today. The cutting edge formula contains 15 different species of mycorrhizal fungi, 19 different species of beneficial bacteria, 2 species of trichoderma, plant vitamins, and glycine all in one product. Research shows that this powerful formula will ignite plant and root growt... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-PRPSGW5   $344.59 
 Awesome Blossoms, 20 lt   Technaflora   Awesome Blossoms, 20 lt 
Technaflora Awesome Blossoms, 20 lt (TFAB20L)Awesome Blossoms is a scientifically blended superior flower stimulant designed to nurture prolific and bold blooms in all your flowering plants. This ultra-fertilizing tincture of super phosphates is formulated with macro and micro elements, stimulating dense, vigorous flowering. Awesome Blossoms fosters explosive flower growth, promoti... — LTL Shipping Required. — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-TFAB20L   $343.10 
 Cal Mag Plus 15 Gal   Botanicare   Cal Mag Plus 15 Gal 
Botanicare Cal Mag Plus 15 Gal (BCCM15)A custom designed, highly beneficial calcium, magnesium, iron and trace mineral plant nutrient supplement that helps with calcium, magnesium and iron deficiencies in nutrient fertilizer programs. Manufacturer's Product Information MSRP ea... — LTL Shipping Required. — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-BCCM15   $339.87 
 Cutting Edge Sonoma Gold Bloom 20 Gallon   Cutting Edge Solutions   Cutting Edge Sonoma Gold Bloom 20 Gallon 
Sonoma Gold BloomCutting Edge Sonoma Gold Bloom 20 Gallon (715815)For use during your plant's flowering cycle. Manufacturer's Product Information MSRP $530 ... — LTL Shipping Required. — Ships separately 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.
 715815   $339.81 
 Vermi-T 5/10 Extractor   Vermicorp Organics   Vermi-T 5/10 Extractor 
Vermicrop Vermi-T 5/10 Extractor (VC510EXT)This new revolutionary tea brewing process is used to multiply beneficial micro organisms through the recirculation and injection of highly aerated water into a Vermi T Bio-Cartridge. This extractor can be used with the Vermi T 5 or 10 gallon cartridges. Just drop Vermi T cartridge into slot, fill to the appropriate water line and 24 hours... — Ships separately from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-VC510EXT   $335.82 
 SIPCO® HYGROZYME™ - 10 LITER  (2/CASE)   Sipco Industries   SIPCO® HYGROZYME™ - 10 LITER (2/CASE) 
Hygrozyme HYGROZMYE 10 LITER (2/CASE) Hygrozyme is a true breakthrough in enzyme based products that breaks down old root mass to allow for and stimulate new growth. Manufactured in an entirely unique way, Hygrozyme offers growers a number of advantages over competing products. It is bacteria free meaning that it has a virtually unlimited shelf life and there is absolutely no... 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. Free Shipping when ordering $50 or more of qualifying items....more info.
 718990   $323.95 
 Fusion Bloom Base Nutrient 20L   HydroFarm   Fusion Bloom Base Nutrient 20L 
Rock Nutrients Fusion Bloom Base Nutrient 20L (GGFBN20L)Rock Fusion Grow and Rock Fusion Bloom are here to astonish you. This single part nutrient is stronger than most 2 part nutrients and 3 times stronger than any clear single part nutrient on the market today. Other single part nutrients are clear with no fallout but in order for this to happen it has to be made a lot weaker so ... — LTL Shipping Required. — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-GGFBN20L   $317.64 
 Fusion Grow Base Nutrient 20L   HydroFarm   Fusion Grow Base Nutrient 20L 
Rock Nutrients Fusion Grow Base Nutrient 20L (GGFGN20L)Rock Fusion Grow and Rock Fusion Bloom are here to astonish you. This single part nutrient is stronger than most 2 part nutrients and 3 times stronger than any clear single part nutrient on the market today. Other single part nutrients are clear with no fallout but in order for this to happen it has to be made a lot weaker ... — LTL Shipping Required. — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-GGFGN20L   $317.64 
 Xtreme Gardening CalCarb 12 lb.   Xtreme Gardening   Xtreme Gardening CalCarb 12 lb. 
Xtreme Gardening CalCarb 12 lb. (721280)Xtreme Gardening CalCarb CO2 (CalCarb in CA) Calcium Carbonate Foliar Spray Increases rate of Photosynthesis and Cell Wall structure. Manufacturer's Product Information MSRP $459.99 ... — 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.
 721280   $315.70 
 CaliMagic 15 Gal   General Hydroponics   CaliMagic 15 Gal 
General Hydroponics CaliMagic 15 Gal (GH1777)CALiMAGicTM is a concentrated blend of readily available Calcium and Magnesium. It is formulated to assist fast growing plants by preventing secondary nutrient deficiencies. CALiMAGic helps optimize plant nutrition and enhances plant growth and development while preventing blossom end rot and tip burn in many crops such as to... — LTL Shipping Required. — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-GH1777   $311.50 
 Diamond Black 15 Gal   General Hydroponics   Diamond Black 15 Gal 
General Hydroponics Diamond Black 15 Gal (GH5366)Diamond Black® is derived from 100% pure Leonardite, a naturally occurring form of carbon drawn from prehistoric peat bogs. Diamond Black contains an exceptionally high percentage of plant-active humates. These organic compounds improve nutrient absorption, stimulate microbial activity, promote soil structure, increase nutrie... — LTL Shipping Required. — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-GH5366   $311.36 
 Fulvex 15 Gal   Botanicare   Fulvex 15 Gal 
Botanicare Fulvex 15 Gal (BCNSFX15)Fulvex is an OMRI listed liquid trace mineral extract that chelates nutrients and amplifies uptake. Formulated using a patented formula, Fulvex increases the availability of nutrients and enhances mineral diffusion into root cells without the use of harsh chemicals. Formulated to maximize plant growth and yield capacities, Fulvex is fortified ... — LTL Shipping Required. — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-BCNSFX15   $311.27 
 Snow Storm Ultra, 5 Gal   Humboldt County's Own   Snow Storm Ultra, 5 Gal 
A Humboldt County original. This amino acid based product tricks the plant into thinking its heat stressed. The result is intense resin, fragrance and flavor production plus the well-known "frosted" look that growers love. Emerald Triangle separated the Snow Storm from Purple Maxx and optimized it. No carbohydrates or sugar water. This is the real deal. An honest, one-of-a-kind ... — LTL Shipping Required. — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-ETSS5GAL   $310.11 
 Complete Greenhouse Controller w/PPM option   HydroFarm   Complete Greenhouse Controller w/PPM option 
C.A.P. (Custom Automated Products) Complete Greenhouse Controller w/PPM option (CACGC1)The CGC-1 Complete Electronic Greenhouse Controller controls all of the main devices required in today's modern hydroponic garden. Your HID lights, supplemental CO2, hydroponic pumps, exhaust fans or air conditioner. C.A.P. strongly believes that the only way to design and manufacture controller... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-CACGC1   $306.87 
 Plant Success Granular 25 lb.   Plant Revolution   Plant Success Granular 25 lb. 
Plant Success Plant Success Granular 25 lb. (PRPSGR25)Plant Success Granular mycorrhizal granular inoculum consists of 13 carefully selected species of endomycorrhizae, ectomycorrhizae and tricoderma fungal species, as well as humic acid. A high quality biostimulant package containing kelp meal, humus, vitamins, and amino acids is also added to improve mycorrhizal germination and e... — Ships separately from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-PRPSGR25   $303.98 
Displaying 241 to 260 (of 4323 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
DRIP CAP 6" (125/CS)
A must for alge & i like the 4 feeders on the bottom but?? T ..
2 of 5 Stars!
BizRate Customer Certified (GOLD) Site - HorticultureSource.com -Specialty Gardening Supply Reviews at Bizrate


Specials more
VermiBrix 2 Gallon Bucket
VermiBrix 2 Gallon Bucket
$59.06
$53.04
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.SUPERTHRIVE™ GALLON (4/CASE)
10.Flora Bloom Quart
11.GHBB® LIQUID KOOLBLOOM™ QT 12/CASE
12.FOX FARM TIGER BLOOM® QUART (12/CASE)
13.BOTANICARE® LIQUID KARMA™ GALLON (4/CASE)
14.FOX FARM BIG BLOOM™ 0-4-0 GALLON (4/CASE)
15.GHBB® FLORA GRO™ QUART
Languages
English Deutsch Español
Currencies
Feeds
RSS 2.0
Google Sitemap
ROR Sitemap
ROR Feed
Ads
Amazon Ad
Matched Content
Ads
Global Tech LED Mammoth

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