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 ++ (537)
* Lighting Systems ++ (1132)
! Nutrients & Supplements (4231)
* Composters & Compost Tea Brewing (35)
* Organic Gardening (456)
* Leaf Shines & Washes (127)
* Pest & Disease Control (517)
* Cloning & Propagation (387)
* Grow Systems ++ (644)
* Meters, Timers & Instruments ++ (712)
* Pots / Containers (924)
* Pumps, Irrigation & Watering Supplies ++ (1445)
* Grow Media (558)
* Plant Seeds (10)
* Environmental Control ++ (1961)
* Greenhouses (86)
* Grow Rooms / Tents (151)
* Reflective / B&W Films (132)
* Garden Accessories ++ (817)
* Hand Tools ++ (519)
* Gardening Books & DVDs (59)
* Growing Apparel (1)
Manufacturers more
What's New? more
Sentinel G.P.S 25 m Cable
703198
Sentinel G.P.S 25 m Cable
$51.24
Quick Find
Quick Find
Use keywords to find the product you are looking for.
Advanced Search

Information
Who else is online?
There are 10 guests 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 501 to 520 (of 4231 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 
 Triflex Grow, 1 qt   Botanicare   Triflex Grow, 1 qt 
Botanicare Triflex Grow, 1 qt (BCNTFGQT)Scientifically formulated three-part bio-organic nutrient system for plants based on time-tested formulas developed for plant tissue culture and hydroponics by a Ph.D plant physiologist. The three-part nutrient consists of base formula, grow formula and bloom formula. Manufacturer's Product Inform... — 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-BCNTFGQT   $10.41 
 Sea Mag 16 oz.   Humboldt Nutrients   Sea Mag 16 oz. 
Humboldt Nutrients Sea Mag 16 oz. (HNS404)Sea Mag 1-3-4 Humboldt Nutrients Sea Mag was designed in Humboldt County to be a powerful additive for hydroponics and all growing mediums. Sea Mag may be utilized for any type of vegetable, flower or herb. Sea Mag is load... — 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-HNS404   $10.43 
 GROTEK® INSTAGREEN™ 3-0-0 - 1 LITER (6/CASE)   Grotek   GROTEK® INSTAGREEN™ 3-0-0 - 1 LITER (6/CASE) 
Grotek InstaGreen™ INSTAGREEN 1 LITER (6/CASE) InstaGreen™ 3-0-0 is a dark greening solution, scientifically formulated to bring plants back to a lush, dark color and vigor. InstaGreen™ will eliminate yellow leaves in seedlings and cuttings. Use InstaGreen™ when plants are stressed due to under-feeding or transplanting until vigor has returned. Best us... 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.
 718900   $10.46 
 Gigantamo Water Conditioner. 8 fl oz   Blackjack   Gigantamo Water Conditioner. 8 fl oz 
Blackjack Gigantamo Water Conditioner. 8 fl. oz. Make even the worst water perfect for plants.Blackjack Soil is addressing the fact that both well water and municipal water systems can cause the soil gardener great grief. Bad water is usually the last thing gardeners think could wreak havoc with their plants. Blackjack Water Conditioner conditions the water source to be more accept... — Ships from Portland, Oregon USA...more info.
 FE626   $10.46 
 OilyCann, 1 qt   HydroFarm   OilyCann, 1 qt 
Hydro Organics OilyCann, 1 qt (HOJ13172)OilyCann™ "Calcium - Magnesium - Humic Acid" A natural Calcium, Magnesium & Humic Acid liquid plant supplement formulated with ZERO Nitrogen. Horticulturally engineered for indoor/outdoor plants, hydroponic and soil gardening. Manufacturer's Product Information ... — 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-HOJ13172   $10.47 
 Sugar Peak 2-4-5 Flowering, 1 pt   Earth Juice   Sugar Peak 2-4-5 Flowering, 1 pt 
Hydro Organics / Earth Juice Sugar Peak 2-4-5 Flowering, 1 pt (HOH37121)Formula is designed specifically to encourage the development of flowers, fruit and vegetables. For high production plants use the Sugar Peak Vegetative formula during growth period and at bud and flower set switch to Sugar Peak Flowering.  Manufacturer's Produ... — 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-HOH37121   $10.47 
 Sugar Peak 3-1-5 Vegetative, 1 pt   Earth Juice   Sugar Peak 3-1-5 Vegetative, 1 pt 
Hydro Organics / Earth Juice Sugar Peak 3-1-5 Vegetative, 1 pt (HOH37101)Sugar Peak is a one-part hydro-fusion blend, optimal for both hydroponics and soil-based growing. Sugar Peak's special feature is the built-in convenience of a single hydro-fusion formula. This one, single plant helper is deal for the hobbyist who demands premium results. Sugar Peak's vegetative plant food is ... — 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-HOH37101   $10.47 
 Grow More Water Soluble (20-20-20) 5 lb (10/Cs)   GrowMore   Grow More Water Soluble (20-20-20) 5 lb (10/Cs) 
Grow More Water Soluble General Purpose 20 - 20 - 20 Grow More Fertilizers are formulated to supply sufficient amounts of extra nutrients for high yields. High solubility, purity and the special forms of nitrogen, phosphorus and potassium make Grow More Fertilizers the ideal product. Water Soluble General Purpose is an all purpose, balanced, high analysis formula for all field or ... 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.
 721729   $10.47 
 Elements Bloom Pint 0-0-16   Earth Juice   Elements Bloom Pint 0-0-16 
Hydro Organics / Earth Juice Elements Bloom Pint 0-0-16 (HOEB35021)For use with planting mixes, native soils and as a hydroponic additive. Elements Bloom is a high Phosphorous formula developed to help promote budding, flowering and the production of essential oils and fragrances of flowers and herbs. May also be used as a Bloom Booster or as part of the Elements Total Solution. In... — 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-HOEB35021   $10.48 
 Grotek Final Flush Reg 1 Liter (6/Cs)   Grotek   Grotek Final Flush Reg 1 Liter (6/Cs) 
Final Flush - Regular Salinity can become a serious issue for those gardeners growing in containers and recirculation systems. Salt build up can cause problems for growing plants and can cause bitterness in harvested fruit. Final Flush™ is a flushing agent designed to correct over feeding issues during crop production while eliminating excess salts from the medium during the final... 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.
 739600   $10.48 
 Native Nutrients Kelp Help! Quart (12/Cs)      Native Nutrients Kelp Help! Quart (12/Cs) 
Native Nutrients Kelp Help! Kelp Help! is a certified organic all purpose biologically active liquid plant auxiliary applied to plants, soils, and seeds. Stimulates microbial activity to improve germination, growth, yields, product quality, reproduction, flavor, color, and many other desirable attributes. Can be used as a root drench or a foliar. Completely water soluble and taken... 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.
 723840   $10.52 
 Royal Flush 32 oz   Humboldt Nutrients   Royal Flush 32 oz 
Humboldt Nutrients Royal Flush 32 oz (HNRF405)A high quality crop needs a clean and effective flush to reach its full potential. By flushing your crops, you remove heavy elements and salts from the plant allowing for more aromatic and flavorful fruits and flowers. Humboldt Nutrients Royal Flush supercharges the flushing process by grabbing-up and binding together undesirabl... — 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-HNRF405   $10.53 
 Grotek Growth Booster, 20 g   Grotek   Grotek Growth Booster, 20 g 
Grotek Grotek Growth Booster, 20 g (GTGB20G)Formulated to encourage early and vigorous growth,Vegetative Growth Booster™ is an excellent supplement for growing plants. High nitrogen supports green growth while phosphorous supports photosynthetic energy production. The phosphorous also works to increase the metabolism of carbohydrates and aid in root development. Vegetati... — 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-GTGB20G   $10.60 
 Armor Si Quart (12/Case)   General Hydroponics   Armor Si Quart (12/Case) 
Armor Si is now available! Silica for Plant Growth Enhancement Armor Si ™ is suitable for all types of plants during all stages of growth. It can be used for plants growing in hydroponics, Coco Coir and all types of media. Use as a growth enhancer with irrigation water or in addition to your regular fertilizers. Armor Si improves plant structure and foliar development, increa... 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.
 732802   $10.60 
 Monster Bloom  130 g   Grotek   Monster Bloom 130 g 
Grotek Monster Bloom 130 g (GTMB130)Monster Bloom is designed to increase the plant's ability to flower. It increases the essential oil content in herbs and speeds up the development of flower bud set, putting the entire flowering phase on the fast track. Monster Bloom adds size and mass to flowers in the budding and flowering cycles. Finish using during the last two weeks of the ... — 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-GTMB130   $10.61 
 Monster Grow  130 g   Grotek   Monster Grow 130 g 
Grotek Monster Grow 130 g (GTMG130)Monster Grow is a high nitrogen fuel for high performance growing that gives an added boost to your plants while they are in the vegetative stage. It is designed to be used only once to give your plants an additional push to produce extra lush green vegetative growth. Manufacturer's Product Informatio... — 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-GTMG130   $10.61 
 EARTH JUICE™ GROW 2-1-1 Organic - QUART (12/CASE)   Earth Juice   EARTH JUICE™ GROW 2-1-1 Organic - QUART (12/CASE) 
Earth Juice Liquid Organic Fertilizers EARTH JUICE GROW QUART (12/CS) All the Earth Juice formulas are derived from entirely natural sources. Formulated for vegetables, ornamentals, shrubs, trees and lawns. Designed for soil and soilless medias, indoor or outdoor use.No hidden NPK boosting syntheticsNo artificial additives, colors, or vitaminsNo added chlorine or formaldehyde... 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.
 718655   $10.63 
 EARTH JUICE™ BLOOM 0-3-1 Organic - QUART(12/CASE)   Earth Juice   EARTH JUICE™ BLOOM 0-3-1 Organic - QUART(12/CASE) 
Earth Juice Liquid Organic Fertilizers EARTH JUICE BLOOM QUART(12/CS) All the Earth Juice formulas are derived from entirely natural sources. Formulated for vegetables, ornamentals, shrubs, trees and lawns. Designed for soil and soilless medias, indoor or outdoor use.No hidden NPK boosting syntheticsNo artificial additives, colors, or vitaminsNo added chlorine or formaldehyde... 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.
 718680   $10.63 
 EARTH JUICE™ CATALYST 0.03-0.01-0.10 Organic - QUART (12/CASE)   Earth Juice   EARTH JUICE™ CATALYST 0.03-0.01-0.10 Organic - QUART (12/CASE) 
Earth Juice Liquid Organic Fertilizers EARTH JUICE CATALYST (12/CASE) All the Earth Juice formulas are derived from entirely natural sources. Formulated for vegetables, ornamentals, shrubs, trees and lawns. Designed for soil and soilless medias, indoor or outdoor use.No hidden NPK boosting syntheticsNo artificial additives, colors, or vitaminsNo added chlorine or formaldehyde... 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.
 718705   $10.63 
 X Nutrients CalMagX (1 Quart)      X Nutrients CalMagX (1 Quart) 
X Nutrients CalMagX (1 Quart) (XNHCAMG-1QT)Calcium Magnesium adds additional calcium, magnesium and iron. It helps to prevent nutrient deficiencies and optimizes plant nutrition. It is well suited for high calcium intake plants. Available in 1 Quart 1 Gallon 2.5 Gallons 5 Gallons 15 Gallons 55 Gallons Refer to feeding schedules for amounts and usage. General/Specific... — Ships from DL: Livermore, California USA...more info.
 dl-XNHCAMG-1QT   $10.63 
Displaying 501 to 520 (of 4231 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
6 Outlet Air Manifold
I emailed and asked what size tubing this took. I was told i ..
3 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

SunMaster 400W MH Full Nova 6000K Lamp (Pulse start)
SunMaster 400W MH Full Nova 6000K Lamp (Pulse start)
$82.44
$72.41
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)
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)
TECHNAFLORA® RECIPE FOR SUCCESS STARTER KIT (10/CASE)
TECHNAFLORA® RECIPE FOR SUCCESS STARTER KIT (10/CASE)
SIPCO® HYGROZYME™ - 1 LITER (12/CASE)
SIPCO® HYGROZYME™ - 1 LITER (12/CASE)
FLORA BLOOM GALLON
FLORA BLOOM GALLON
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)
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)
FOX FARM TIGER BLOOM® QUART (12/CASE)
FOX FARM TIGER BLOOM® QUART (12/CASE)
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)
TECHNAFLORA® SOLUBLE SEAWEED EXTRACT 1-1-16 - OMRI LISTED 225G. (12/CASE)
TECHNAFLORA® SOLUBLE SEAWEED EXTRACT 1-1-16 - OMRI LISTED 225G. (12/CASE)
SUPERTHRIVE™ 2 OZ (24/CASE)
SUPERTHRIVE™ 2 OZ (24/CASE)
Bestsellers
01.Primal Harvest Powder 0-12-1, 50lbs.
02.Nutrient Trio-Soil Formula, 3 qts
03.Rainbow Mix Bloom 40lb
04.Primal Harvest 2lb (16/cs)
05.Dyna-Gro Pro-TeKt 1 gal
06.Magnum, 2.5 gal
07.White Widow 1lb
08.Orca 16 Oz.
09.B'Cuzz Root, 32 oz
10.Go Box Starter Kit
11.SUPERthrive, 1 qt
12.B'Cuzz Blossom Builder Tabzz, box of 18 Tabzz
13.Bat Guano Grow 5-2-1, .75 lbs
14.Oregonism XL 6lbs. Endo/Ecto-Mycorrhizae
15.Tiger Bloom Liquid Concentrate 1 pt
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
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