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 ++ (1142)
! Nutrients & Supplements (4158)
* Composters & Compost Tea Brewing (37)
* Organic Gardening (459)
* Leaf Shines & Washes (128)
* Pest & Disease Control (521)
* Cloning & Propagation (375)
* Grow Systems ++ (645)
* Meters, Timers & Instruments ++ (698)
* Pots / Containers (885)
* Pumps, Irrigation & Watering Supplies ++ (1452)
* Grow Media (535)
* Plant Seeds (10)
* Environmental Control ++ (1940)
* Greenhouses (84)
* Grow Rooms / Tents (131)
* Reflective / B&W Films (120)
* Garden Accessories ++ (763)
* Hand Tools ++ (510)
* Gardening Books & DVDs (56)
* Growing Apparel (3)
Manufacturers more
What's New? more
Grow More Mendocino Water Soluble 30-10-10 25 lb
721573
Grow More Mendocino Water Soluble 30-10-10 25 lb
$35.11
Quick Find
Quick Find
Use keywords to find the product you are looking for.
Advanced Search

Information
Who else is online?
There are 14 guests and 
1 logged in customer 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 461 to 480 (of 4158 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 
 Master A - 16 oz. - Humboldt Nutrients      Master A - 16 oz. - Humboldt Nutrients 
Master A - 16 oz. - Humboldt Nutrients (HNMA404)Humboldt Nutrients Master A&B is a premium two-part fertilizer program designed for all plants made with non-toxic, high quality ingredients. Humboldt Nutrients has formulated this vigorous 2-part nutrient solution for use on any plant, in any growing medium and contains no EDTA s. The Humboldt Nutrients team of chemists and agronom... — Ships from DL: Livermore, California USA...more info.
 dl-HNMA404   $8.31 
 Master A - 2.5 Gal. - Humboldt Nutrients      Master A - 2.5 Gal. - Humboldt Nutrients 
Master A - 2.5 Gal. - Humboldt Nutrients (HNMA415)Humboldt Nutrients Master A&B is a premium two-part fertilizer program designed for all plants made with non-toxic, high quality ingredients. Humboldt Nutrients has formulated this vigorous 2-part nutrient solution for use on any plant, in any growing medium and contains no EDTA s. The Humboldt Nutrients team of chemists and agron... — Ships separately from DL: Livermore, California USA...more info.
 dl-HNMA415   $90.67 
 Master A - 32 oz. - Humboldt Nutrients      Master A - 32 oz. - Humboldt Nutrients 
Master A - 32 oz. - Humboldt Nutrients (HNMA405)Humboldt Nutrients Master A&B is a premium two-part fertilizer program designed for all plants made with non-toxic, high quality ingredients. Humboldt Nutrients has formulated this vigorous 2-part nutrient solution for use on any plant, in any growing medium and contains no EDTA s. The Humboldt Nutrients team of chemists and agronom... — Ships from DL: Livermore, California USA...more info.
 dl-HNMA405   $14.51 
 Master B - 1 Gal. - Humboldt Nutrients      Master B - 1 Gal. - Humboldt Nutrients 
Master B - 1 Gal. - Humboldt Nutrients (HNMB410)Humboldt Nutrients Master A&B is a premium two-part fertilizer program designed for all plants made with non-toxic, high quality ingredients. Humboldt Nutrients has formulated this vigorous 2-part nutrient solution for use on any plant, in any growing medium and contains no EDTA s. The Humboldt Nutrients team of chemists and agronom... — Ships separately from DL: Livermore, California USA...more info.
 dl-HNMB410   $43.52 
 Master B - 16 oz. - Humboldt Nutrients      Master B - 16 oz. - Humboldt Nutrients 
Master B - 16 oz. - Humboldt Nutrients (HNMB404)Humboldt Nutrients Master A&B is a premium two-part fertilizer program designed for all plants made with non-toxic, high quality ingredients. Humboldt Nutrients has formulated this vigorous 2-part nutrient solution for use on any plant, in any growing medium and contains no EDTA s. The Humboldt Nutrients team of chemists and agronom... — Ships from DL: Livermore, California USA...more info.
 dl-HNMB404   $8.31 
 Master B - 2.5 Gal. - Humboldt Nutrients      Master B - 2.5 Gal. - Humboldt Nutrients 
Master B - 2.5 Gal. - Humboldt Nutrients (HNMB415)Humboldt Nutrients Master A&B is a premium two-part fertilizer program designed for all plants made with non-toxic, high quality ingredients. Humboldt Nutrients has formulated this vigorous 2-part nutrient solution for use on any plant, in any growing medium and contains no EDTA s. The Humboldt Nutrients team of chemists and agron... — LTL Shipping Required — Ships from DL: Livermore, California USA...more info.
 dl-HNMB415   $90.67 
 Master B - 32 oz. - Humboldt Nutrients      Master B - 32 oz. - Humboldt Nutrients 
Master B - 32 oz. - Humboldt Nutrients (HNMB405)Humboldt Nutrients Master A&B is a premium two-part fertilizer program designed for all plants made with non-toxic, high quality ingredients. Humboldt Nutrients has formulated this vigorous 2-part nutrient solution for use on any plant, in any growing medium and contains no EDTA s. The Humboldt Nutrients team of chemists and agronom... — Ships from DL: Livermore, California USA...more info.
 dl-HNMB405   $14.51 
 Maxsea Acid Plant Food 14-18-14 - 1.5 lb (12/Cs)      Maxsea Acid Plant Food 14-18-14 - 1.5 lb (12/Cs) 
Maxsea Acid Plant Food Maxsea 14-18-14 Acid Plant Food is especially formulated for all acid loving plants. Boosted with soil acidifiers and fast acting chelated iron and zinc, this formula will acidify alkaline soils and correct and prevent chlorosis (yellow foliage). In addition to a regular feeding program for acid loving plants, this is an excellent formula to give ailing plan... 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...more info.
 722280   $12.40 
 Mayan MicroZyme - 1 Gal. - Humboldt Nutrients      Mayan MicroZyme - 1 Gal. - Humboldt Nutrients 
Mayan MicroZyme - 1 Gal. - Humboldt Nutrients (MM410)Mayan MicroZyme in a bacterial-enzymatic concentrate full of microorganisms that can increase fertility while providing vital nutrients to all types of plants and crops. The micro-organisms present in Mayan MicroZyme (MMZ) mineralize nutrients, produce and regulate nitrogen, build organic matter in your soil, and can improve fert... — Ships from DL: Livermore, California USA...more info.
 dl-MM410   $360.00 
 Mayan MicroZyme - 16 oz. - Humboldt Nutrients      Mayan MicroZyme - 16 oz. - Humboldt Nutrients 
Mayan MicroZyme - 16 oz. - Humboldt Nutrients (MM400)Mayan MicroZyme in a bacterial-enzymatic concentrate full of microorganisms that can increase fertility while providing vital nutrients to all types of plants and crops. The micro-organisms present in Mayan MicroZyme (MMZ) mineralize nutrients, produce and regulate nitrogen, build organic matter in your soil, and can improve fert... — Ships from DL: Livermore, California USA...more info.
 dl-MM400   $34.10 
 Mayan MicroZyme - 4 oz. - Humboldt Nutrients      Mayan MicroZyme - 4 oz. - Humboldt Nutrients 
Mayan MicroZyme - 4 oz. - Humboldt Nutrients (MM404)Mayan MicroZyme in a bacterial-enzymatic concentrate full of microorganisms that can increase fertility while providing vital nutrients to all types of plants and crops. The micro-organisms present in Mayan MicroZyme (MMZ) mineralize nutrients, produce and regulate nitrogen, build organic matter in your soil, and can improve ferti... — Ships from DL: Livermore, California USA...more info.
 dl-MM404   $12.40 
 Mayan MicroZyme - 8 oz. - Humboldt Nutrients      Mayan MicroZyme - 8 oz. - Humboldt Nutrients 
Mayan MicroZyme - 8 oz. - Humboldt Nutrients (MM408)Mayan MicroZyme in a bacterial-enzymatic concentrate full of microorganisms that can increase fertility while providing vital nutrients to all types of plants and crops. The micro-organisms present in Mayan MicroZyme (MMZ) mineralize nutrients, produce and regulate nitrogen, build organic matter in your soil, and can improve ferti... — Ships from DL: Livermore, California USA...more info.
 dl-MM408   $19.84 
 Micro - 1 Gal. - Humboldt Nutrients      Micro - 1 Gal. - Humboldt Nutrients 
Micro - 1 Gal. - Humboldt Nutrients (HNM410)Humboldt Nutrients Micro formula was designed in Humboldt County to be used with our Grow and Bloom to be a complete growing nutrient system for hydroponics as well as other growing mediums. Through extensive research and development, the Humboldt Nutrients team of chemists has formulated an easy to use fertilizing program for a variety o... — Ships from DL: Livermore, California USA...more info.
 dl-HNM410   $22.49 
 Micro - 15 Gal. - Humboldt Nutrients      Micro - 15 Gal. - Humboldt Nutrients 
Micro - 15 Gal. - Humboldt Nutrients Humboldt Nutrients Micro formula was designed in Humboldt County to be used with our Grow and Bloom to be a complete growing nutrient system for hydroponics as well as other growing mediums. Through extensive research and development, the Humboldt Nutrients team of chemists has formulated an easy to use fertilizing program for a variety of veget... — LTL Shipping Required — Ships from DL: Livermore, California USA...more info.
 dl-HNM425   $266.36 
 Micro - 16 oz. - Humboldt Nutrients      Micro - 16 oz. - Humboldt Nutrients 
Micro - 16 oz. - Humboldt Nutrients (HNM404)Humboldt Nutrients Micro formula was designed in Humboldt County to be used with our Grow and Bloom to be a complete growing nutrient system for hydroponics as well as other growing mediums. Through extensive research and development, the Humboldt Nutrients team of chemists has formulated an easy to use fertilizing program for a variety o... — Ships from DL: Livermore, California USA...more info.
 dl-HNM404   $5.63 
 Micro - 2.5 Gal. - Humboldt Nutrients      Micro - 2.5 Gal. - Humboldt Nutrients 
Micro - 2.5 Gal. - Humboldt Nutrients (HNM415)Humboldt Nutrients Micro formula was designed in Humboldt County to be used with our Grow and Bloom to be a complete growing nutrient system for hydroponics as well as other growing mediums. Through extensive research and development, the Humboldt Nutrients team of chemists has formulated an easy to use fertilizing program for a variety... — Ships separately from DL: Livermore, California USA...more info.
 dl-HNM415   $51.50 
 Micro - 32 oz. - Humboldt Nutrients      Micro - 32 oz. - Humboldt Nutrients 
Micro - 32 oz. - Humboldt Nutrients (HNM405)Humboldt Nutrients Micro formula was designed in Humboldt County to be used with our Grow and Bloom to be a complete growing nutrient system for hydroponics as well as other growing mediums. Through extensive research and development, the Humboldt Nutrients team of chemists has formulated an easy to use fertilizing program for a variety o... — Ships from DL: Livermore, California USA...more info.
 dl-HNM405   $9.80 
 Micro - 5 Gal. - Humboldt Nutrients      Micro - 5 Gal. - Humboldt Nutrients 
Micro - 5 Gal. - Humboldt Nutrients (HNM420)Humboldt Nutrients Micro formula was designed in Humboldt County to be used with our Grow and Bloom to be a complete growing nutrient system for hydroponics as well as other growing mediums. Through extensive research and development, the Humboldt Nutrients team of chemists has formulated an easy to use fertilizing program for a variety o... — LTL Shipping Required — Ships from DL: Livermore, California USA...more info.
 dl-HNM420   $98.65 
 Microbe Life Photosynthesis Plus 2.5 Gallon (2/Cs)      Microbe Life Photosynthesis Plus 2.5 Gallon (2/Cs) 
Microbe Life Photosynthesis PlusMicrobe Life Photosynthesis Plus 2.5 Gallon (2/Cs) (717515)Enhances plant functions at the foliar level and the root zone in both soil and soilless substrates. Enhances photosynthesis and biological function by allowing plants to capture and utilize radiant energy more efficiently. Speeds uptake and distribution of essential macro- and micro- nut... This item is sold individually. — 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.
 717515   $129.56 
 Microbial Infusion. 100g      Microbial Infusion. 100g 
Microbes and plants have had a symbiotic relationship with one another for millions of years. This mutual attraction came into being when both species had something the other needed. Need, of course, is the mother of all invention and a strong bond was set into place to propel microbes and plants into a favorable symbiotic future. The longest lasting relationships in humans are for... — Ships from Portland, Oregon USA...more info.
 FE641   $36.95 
Displaying 461 to 480 (of 4158 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

ULTRA SUN™  METAL HALIDE CONVERSION LAMP 600 WATTS MH600W/LU T-25 57,000 LUMENS (24/CASE)
ULTRA SUN™ METAL HALIDE CONVERSION LAMP 600 WATTS MH600W/LU T-25 57,000 LUMENS (24/CASE)
$61.88
$58.03
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)
TECHNAFLORA® RECIPE FOR SUCCESS STARTER KIT (10/CASE)
TECHNAFLORA® RECIPE FOR SUCCESS STARTER KIT (10/CASE)
FLORA BLOOM GALLON
FLORA BLOOM GALLON
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 GROW BIG® QUART (12/CASE)
FOX FARM GROW BIG® QUART (12/CASE)
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 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)
FOX FARM OPEN SESAME® 1 LB (5- 45- 19)
FOX FARM OPEN SESAME® 1 LB (5- 45- 19)
Flora Bloom Quart
Flora Bloom Quart
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)
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.Primal Harvest 2lb (16/cs)
02.Primal Harvest Powder 0-12-1, 50lbs.
03.Orca 16 Oz.
04.SUPERthrive, 1 qt
05.White Widow 1lb
06.B'Cuzz Blossom Builder Tabzz, box of 18 Tabzz
07.B'Cuzz Root, 32 oz
08.Biomin Calcium, 1 qt
09.Go Box Starter Kit
10.Oregonism XL 6lbs. Endo/Ecto-Mycorrhizae
11.Tiger Bloom Liquid Concentrate 1 pt
12.Grow More Water Soluble 0-50-30 25lb
13.Happy Frog Premium Lawn Fertilizer, 18 lbs.
14.Big Bloom Liquid Concentrate 1 pt
15.Bloombastic 5.5 Liter
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