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 10 Years of Service to Gardeners in 91 Countries! Thank you for your business!
Categories
* Lamps / Tubes / Bulbs ++ (529)
* Lighting Systems ++ (1132)
! Nutrients & Supplements (4328)
* Composters & Compost Tea Brewing (43)
* Organic Gardening (542)
* Leaf Shines & Washes (98)
* Pest & Disease Control (568)
* Cloning & Propagation (445)
* Grow Systems ++ (590)
* Meters, Timers & Instruments ++ (672)
* Pots / Containers (1015)
* Pumps, Irrigation & Watering Supplies ++ (1630)
* Grow Media (569)
* Plant Seeds (21)
* Environmental Control ++ (1948)
* Greenhouses (89)
* Grow Rooms / Tents (167)
* Reflective / B&W Films (141)
* Garden Accessories ++ (957)
* Hand Tools ++ (525)
* Gardening Books & DVDs (59)
* Growing Apparel & Bags (45)
Manufacturers more
What's New? more
HydroDynamics Clonex Mycorrhizae Root Maximizer 8 oz Soluble (12/Cs)
726026
HydroDynamics Clonex Mycorrhizae Root Maximizer 8 oz Soluble (12/Cs)
$31.63
Quick Find
Quick Find
Use keywords to find the product you are looking for.
Advanced Search

Information
Who else is online?
There are 56 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 401 to 420 (of 4328 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 
 BioWeed Qt.   General Hydroponics   BioWeed Qt. 
General Organics BioWeed Qt. (GH5342)BioWeed is a plant and soil vitality booster featuring a natural blend of cold processed seaweed that encourage thriving growth of roots, stem, and foliage. BioWeed works in harmony with General Organics BioThrive Grow fertilizer. General Organics provides gardeners with a complete line of superior organic plant foods and supplements that combin... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-GH5342   $12.79 
 BIOWEED QUART (12/CASE)   General Hydroponics   BIOWEED QUART (12/CASE) 
General Hydroponics Bio Weed - 0.2-0-0.3 Seaweed is packed with nutrition that we make accessible to your plants. BioWeed builds healthy plants and contributes to dark green leaves and lush growth. It also builds soil composition. Enhancing the soil, instead of just diminishing it is a principle in organic farming that is very important to us. The General Organics line does that... 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.
 726832   $12.79 
 BioWeed. 1 Gallon.   General Hydroponics   BioWeed. 1 Gallon. 
BioWeed. 1 Gallon.BioWeed is derived from a blend of cold processed seaweeds that act as a plant and soil vitality enhancer. Seaweeds have long been recognized as stress reducing agents and powerful plant boosters. BioWeed encourages prolific root and foliage growth as well as larger flowers and fruits. BioWeed works synergistically with all fertilizers to promote vigorous, healthy... — Ships from Portland, Oregon USA....more info.
 FE425   $54.31 
 BioWeed. 1 Quart.   General Hydroponics   BioWeed. 1 Quart. 
BioWeed. 1 Quart.BioWeed is derived from a blend of cold processed seaweeds that act as a plant and soil vitality enhancer. Seaweeds have long been recognized as stress reducing agents and powerful plant boosters. BioWeed encourages prolific root and foliage growth as well as larger flowers and fruits. BioWeed works synergistically with all fertilizers to promote vigorous, healthy ... — Ships from Portland, Oregon USA....more info.
 FE424   $17.67 
 Bio·Bloom™ 1 ltr   BioBizz   Bio·Bloom™ 1 ltr 
What is Bio·Bloom™? Bio·Bloom™ is a complete liquid organic fertilizer which contains a small amount of nitrogen and enough phosphorous and potassium to ensure exuberant flowering. Trace elements and hormones of vegetable origin are also added to improve the flowering process. Bio·Bloom™ also contains enzymes and amino acids, which work in harmony with the soil to promote flo... — Ships from DL: Livermore, California USA....more info.
 dl-BBPG200212   $13.04 
 Bio·Bloom™ 10 ltr   BioBizz   Bio·Bloom™ 10 ltr 
What is Bio·Bloom™? Bio·Bloom™ is a complete liquid organic fertilizer which contains a small amount of nitrogen and enough phosphorous and potassium to ensure exuberant flowering. Trace elements and hormones of vegetable origin are also added to improve the flowering process. Bio·Bloom™ also contains enzymes and amino acids, which work in harmony with the soil to promote flo... — Ships separately from DL: Livermore, California USA....more info.
 dl-BBG200214   $87.34 
 Bio·Bloom™ 5 ltr   BioBizz   Bio·Bloom™ 5 ltr 
What is Bio·Bloom™? Bio·Bloom™ is a complete liquid organic fertilizer which contains a small amount of nitrogen and enough phosphorous and potassium to ensure exuberant flowering. Trace elements and hormones of vegetable origin are also added to improve the flowering process. Bio·Bloom™ also contains enzymes and amino acids, which work in harmony with the soil to promote flo... — Ships from DL: Livermore, California USA....more info.
 dl-BBG200213   $47.65 
 Black Pearl 1.5 kg   Grotek   Black Pearl 1.5 kg 
Grotek Black Pearl 1.5 kg (GTBP1.5KG)Builds soil by replenishing nutrients. Contains nitrogen, phosphorous and potassium to support vegetative growth, larger root systems, vigorous blooming and increased drought tolerance. Also contains a technical grade soluble kelp extract. High in organic matter, most of which comes from charcoal based carbon, a long lasting soil builder. ... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-GTBP1.5KG   $39.61 
 BLACKJACK BLOOM .5LBS (6/CS)      BLACKJACK BLOOM .5LBS (6/CS) 
Blackjack Gigantamo Bloom 3 - 12 - 1 Blackjack Soil Company™ offers this rich bloom fertilizer to enhance plant growth as your plants are phased into their bloom cycles. A rich source of natural phosphorus is needed to help bud and bloom development. One to two tablespoons per gallon of soil in the pot should be top-dressed and covered with ½ to 1 inch of soil. Plants respond to... 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.
 714920   $6.37 
 BLACKJACK GROW .5 LBS (6/CS)      BLACKJACK GROW .5 LBS (6/CS) 
Blackjack Gigantamo Grow 5 - 5 - 1 Blackjack Soil Company™ has developed the perfect slow release fertilizer for vegetative through bloom plant growth. It can be added to any brand of soil or placed into the garden for truly great plant growth. By blending 1½ cups of this product into 1 cubic foot of soil, plants will be fed for up to 6 weeks. Only watering is required although li... 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.
 714900   $5.32 
 Blacksmith BioScience Forge SP, 2 oz   Blacksmith BioScience Inc.   Blacksmith BioScience Forge SP, 2 oz 
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 from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-BSF0002   $18.08 
 Blacksmith BioScience Forge SP, 300 oz (Special Order)   Blacksmith BioScience Inc.   Blacksmith BioScience Forge SP, 300 oz (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 Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-BSF0300   $1,232.14 
 Blacksmith BioScience Nitryx, 16 oz   Blacksmith BioScience Inc.   Blacksmith BioScience Nitryx, 16 oz 
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 from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-BSN0016   $86.97 
 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 Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-BSN0020   $948.75 
 Blacksmith BioScience Nitryx, 4 oz   Blacksmith BioScience Inc.   Blacksmith BioScience Nitryx, 4 oz 
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 from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-BSN0004   $34.10 
 Blast Off. 1 Quart   Botanicare   Blast Off. 1 Quart 
Bontanicare Blast Off – Plant growth stimulant. Blast off contains high potency natural vitamins that act as co-factors for specific plant enzymes. These vitamins and minerals help plants achieve an abundant harvest of fruits, flowers and vegetables. For use in container gardens or soilless hydrogardening applications. (Quart)... — Ships from Portland, Oregon USA....more info.
 HY477   $17.43 
 BLASTOFF 15 GALLON (Special Order)   Botanicare   BLASTOFF 15 GALLON (Special Order) 
Blast Off Plant Growth Stimulant 0-0.1-0.1 Blast Off™ contains high potency natural vitamins and hormones that act as cofactors or substrates for specific plant enzymes. In the presence of these vitamins and hormones the enzymes are activated to carry out crucial biochemical reactions which result in accelerated plant growth. Thus, addition of Blast Off™, with your favorite nutrie... — LTL Shipping Required. — 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.
 732102   $376.91 
 BLASTOFF 55 GALLON (Special Order)   Botanicare   BLASTOFF 55 GALLON (Special Order) 
Blast Off Plant Growth Stimulant 0-0.1-0.1 Blast Off™ contains high potency natural vitamins and hormones that act as cofactors or substrates for specific plant enzymes. In the presence of these vitamins and hormones the enzymes are activated to carry out crucial biochemical reactions which result in accelerated plant growth. Thus, addition of Blast Off™, with your favorite nutrie... — LTL Shipping Required. — 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.
 732104   $1,327.79 
 BLASTOFF QUART (12/CASE)   Botanicare   BLASTOFF QUART (12/CASE) 
Blast Off Plant Growth Stimulant 0-0.1-0.1 Blast Off™ contains high potency natural vitamins and hormones that act as cofactors or substrates for specific plant enzymes. In the presence of these vitamins and hormones the enzymes are activated to carry out crucial biochemical reactions which result in accelerated plant growth. Thus, addition of Blast Off™, with your favorite nutrie... 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.
 732085   $12.65 
 Blood Meal 3.5 lb bag      Blood Meal 3.5 lb bag 
Espoma Blood Meal 3.5 lb bag (EP5080)• Safe source of organic nitrogen• Naturally produces more vigorous plants with richer, greener leaves• A time proven remedy for sickly plants• For organic gardening     Manufacturer's Product Information ... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-EP5080   $11.55 
Displaying 401 to 420 (of 4328 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!
 Get Quote by adding products to the cart!
Shop By Price
Reviews more
Precision Pruner Spring, pack of 10
My second time ordering these replacement springs and all i ..
5 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
$58.65
$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)
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)
EARTH JUICE™ GROW 2-1-1 Organic - QUART (12/CASE)
EARTH JUICE™ GROW 2-1-1 Organic - QUART (12/CASE)
GH Flora Series Performance Pack
GH Flora Series Performance Pack
Bestsellers
01.Nutrient Trio-Soil Formula, 3 qts
02.Primal Harvest Powder 0-12-1, 50lbs.
03.Primal Harvest 2lb (16/cs)
04.Rainbow Mix Bloom 40lb
05.White Widow 1lb
06.Go Box Starter Kit
07.Grow More Water Soluble 0-50-30 25lb
08.RAW BLOOM, 10 lbs
09.Dirty Dozen Starter Kit
10.Earth Juice Godsilica, 1 qt
11.Oregonism XL 6lbs. Endo/Ecto-Mycorrhizae
12.RAW MICROBES Grow Stage, 8 oz
13.Rock Phosphate 7.25 lb bag
14.Dyna-Gro Pro-TeKt 1 gal
15.FloraBloom 1 gal
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  Celebrating 10 Years of Service to Gardeners in 91 Countries! Thank you for your business!  Proud Hydro for Hunger Participant
APO/FPO addresses are no problem.
International orders are always welcome!
UPSFedExUSPS OnTrac CalOver EstesR+LSouthEasternSAIA
Copyright © 2005 — 2016 Usisu, Inc.: Conditions of Use VISAMasterCardAmerican ExpressDiscoverDiners ClubJBCPayPal Money Order