Horticulture Source » Discount Specialty Farm, Greenhouse, Garden & Hydroponics Supply Store » Nutrients & Supplements   Mobile   Secure |  My Account | Cart Contents | Checkout )
Happy National Garden Month!
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 ++ (1133)
! Nutrients & Supplements (4227)
* Composters & Compost Tea Brewing (35)
* Organic Gardening (458)
* Leaf Shines & Washes (127)
* Pest & Disease Control (519)
* Cloning & Propagation (383)
* Grow Systems ++ (648)
* Meters, Timers & Instruments ++ (708)
* Pots / Containers (928)
* Pumps, Irrigation & Watering Supplies ++ (1448)
* Grow Media (557)
* Plant Seeds (10)
* Environmental Control ++ (1967)
* Greenhouses (86)
* Grow Rooms / Tents (151)
* Reflective / B&W Films (119)
* Garden Accessories ++ (815)
* Hand Tools ++ (520)
* Gardening Books & DVDs (59)
* Growing Apparel (1)
Manufacturers more
What's New? more
Solar Gaia, 1 gal
hf-CES3318
Solar Gaia, 1 gal
$63.89
Quick Find
Quick Find
Use keywords to find the product you are looking for.
Advanced Search

Information
Who else is online?
There are 36 guests and 
2 logged in customers 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 4227 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 
 SubCulture M 150g Jar   General Hydroponics   SubCulture M 150g Jar 
General Hydroponics SubCulture M 150g Jar (GH1587)SubCulture®-MMycorrhizal Root Inoculant• Builds strong root systems• Greatly increases root mass to enhance growth and yield• Helps plants absorb nutrients and water more efficiently SubCulture-M is a Mycorrhizal Root Inoculant and contains a wide diversity of endo and ecto Mycorrhizal fungi that colonize plant r... — 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-GH1587   $15.13 
 Subculture M 300g Jar   General Hydroponics   Subculture M 300g Jar 
General Hydroponics Subculture M 300g Jar (GH1588)SubCulture®-MMycorrhizal Root Inoculant• Builds strong root systems• Greatly increases root mass to enhance growth and yield• Helps plants absorb nutrients and water more efficiently SubCulture-M is a Mycorrhizal Root Inoculant and contains a wide diversity of endo and ecto Mycorrhizal fungi that colonize plant r... — 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-GH1588   $22.54 
 Sugaree Gallon   Cutting Edge Solutions   Sugaree Gallon 
Cutting Edge Solutions Sugaree Gallon (CES2902)Sugaree provides an organic carbohydrate and electrolyte source to stimulate amino acid production and provides a carbohydrate source. It contains polysaccharides folded into a matrix fortified with an emulsion of trace minerals. This formulation acts as a compensator as lowering sunlight levels at the end of season precipitate dro... — 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-CES2902   $39.93 
 Super Nitro Bat Guano 3 Lb 15.5-1-1   Aurora Innovations   Super Nitro Bat Guano 3 Lb 15.5-1-1 
Roots Organics Super Nitro Bat Guano 3 Lb 15.5-1-1 (ROSN3)Potent and powerful high nitrogen guano consciously extracted to not disturb the bat colonies but provide an unparalleled completely natural source of nitrogen. Roots Organics Super Nitro Bat Guano is fast acting and is so powerful it should be used carefully and sparingly. All of the Roots Organics guanos have been care... — 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-ROSN3   $19.97 
 SuperNova, 32 oz   American Hydroponics   SuperNova, 32 oz 
American Hydroponics SuperNova, 32 oz (AH88047)Not for sale in OregonA nutrient additive, containing macro and micro-nutrients, carbohydrates, amino acids, and vitamins. Promotes bushier plants with an increase in flowering sites. Contains specialized amino acids and betaines, which make plants more tolerant to high nutrient levels and drought. The wetting agent in SuperNova makes ... — 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-AH88047   $31.91 
 SUPERthrive, 1 oz   SUPERthrive   SUPERthrive, 1 oz 
Superthrive SUPERthrive, 1 oz (VI30124)Since 1940, SUPERthrive has supplied ready-made carbon-hydrogen-oxygen groups that plants would otherwise need to wait to make. Its unique vitamin and plant hormone formula will have your garden thriving. Use it with your cutting concentrate to increase your success with cuttings and increase the survival rate of difficult transplants. SUPERth... — 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-VI30124   $4.73 
 SUPERthrive, 2 oz   SUPERthrive   SUPERthrive, 2 oz 
Superthrive SUPERthrive, 2 oz (VI30131)Since 1940, SUPERthrive has supplied ready-made carbon-hydrogen-oxygen groups that plants would otherwise need to wait to make. Its unique vitamin and plant hormone formula will have your garden thriving. Use it with your cutting concentrate to increase your success with cuttings and increase the survival rate of difficult transplants. SUPERth... — 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-VI30131   $6.33 
 Sweet & Heavy 0-0-1 Prime, 1 gal   Earth Juice   Sweet & Heavy 0-0-1 Prime, 1 gal 
Hydro Organics / Earth Juice Sweet & Heavy 0-0-1 Prime, 1 gal (HOSHPGAL)The cornerstone of the multi-part formulas and is required to be used with each of the Sweet & Heavy formulas. Sweet & Heavy (Prime, Grow, Bloom and Finis) Multi-Part "Hydro-Fusion" formula is the recommended choice for the professional and serious hobbyist that desire more precise applications and the abili... — 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-HOSHPGAL   $26.12 
 Sweet & Heavy 2-6-4 Bloom, 1 gal   Earth Juice   Sweet & Heavy 2-6-4 Bloom, 1 gal 
Hydro Organics / Earth Juice Sweet & Heavy 2-6-4 Bloom, 1 gal (HOSHBGAL)Formula targets the production phase of flowers, fruit and vegetables. Sweet & Heavy (Prime, Grow, Bloom and Finis) Multi-Part "Hydro-Fusion" formula is the recommended choice for the professional and serious hobbyist that desire more precise applications and the ability to customized feeding solutions. Swee... — 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-HOSHBGAL   $26.12 
 Sweet & Heavy 2-6-4 Bloom, 1 qt   Earth Juice   Sweet & Heavy 2-6-4 Bloom, 1 qt 
Hydro Organics / Earth Juice Sweet & Heavy 2-6-4 Bloom, 1 qt (HOSHBQT)Formula targets the production phase of flowers, fruit and vegetables. Sweet & Heavy (Prime, Grow, Bloom and Finis) Multi-Part "Hydro-Fusion" formula is the recommended choice for the professional and serious hobbyist that desire more precise applications and the ability to customized feeding solutions. Sweet... — 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-HOSHBQT   $12.41 
 Sweet & Heavy 3-1-4 Grow, 1 gal   Earth Juice   Sweet & Heavy 3-1-4 Grow, 1 gal 
Hydro Organics / Earth Juice Sweet & Heavy 3-1-4 Grow, 1 gal (HOSHGGAL)Formula is designed to provide vigorous vegetative plant growth. Sweet & Heavy (Prime, Grow, Bloom and Finis) Multi-Part "Hydro-Fusion" formula is the recommended choice for the professional and serious hobbyist that desire more precise applications and the ability to customized feeding solutions. Sw... — 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-HOSHGGAL   $26.12 
 Sweet & Heavy Finis 1 gal   Earth Juice   Sweet & Heavy Finis 1 gal 
Hydro Organics / Earth Juice Sweet & Heavy Finis 1 gal (HOSHFGAL)A "finishing" formula designed for determinate flowering and fruiting plants that will encourage the increased production of essential oils, resins, fragrances and yields. Generally start using at 14 days prior to harvest. Sweet & Heavy (Prime, Grow, Bloom and Finis) Multi-Part "Hydro-Fusion" formula is the recomm... — 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-HOSHFGAL   $26.12 
 Sweet Carbo Berry - 8 oz.   Botanicare   Sweet Carbo Berry - 8 oz. 
Botanicare Sweet Carbo Berry - 8 oz. (BCNSSWB8)Sweet all natural mineral supplements contains carbohydrates and essential secondary elements which are utilized for the bio-synthesis of crucial compounds to maintain optimal metabolism.Plant Physiologists have determined that a high phosphorous:nitrogen (P/N) ratio favors flowering and fruit development, whereas, a low P/N ratio favo... — 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-BCNSSWB8   $8.71 
 Sweet Carbo Berry - qt   Botanicare   Sweet Carbo Berry - qt 
Botanicare Sweet Carbo Berry - qt (BCNSSWBQT) Sweet all natural mineral supplements contains carbohydrates and essential secondary elements which are utilized for the bio-synthesis of crucial compounds to maintain optimal metabolism.Plant Physiologists have determined that a high phosphorous:nitrogen (P/N) ratio favors flowering and fruit development, whereas, a low P/N ratio favor... — 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-BCNSSWBQT   $19.30 
 Sweet Raw Gal   Botanicare   Sweet Raw Gal 
Botanicare Sweet Raw Gal (BCNSSWRGAL)Botanicare has combined the Superiority of Sweet with the Flavors of Nature in the newest addition to the popular Sweet line - Sweet Raw. Sweet Raw helps maintain optimum metabolic levels by supplying plants with the vital energy they need during the entire grow cycle. Sweet Raw offers the same premium ingredients as the original flavored versio... — 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-BCNSSWRGAL   $47.99 
 Sweet Raw Qt   Botanicare   Sweet Raw Qt 
Botanicare Sweet Raw Qt (BCNSSWRQT)Botanicare has combined the Superiority of Sweet with the Flavors of Nature in the newest addition to the popular Sweet line- Sweet Raw. Sweet Raw helps maintain optimum metabolic levels by supplying plants with the vital energy they need during the entire grow cycle. Sweet Raw offers the same premium ingredients as the original flavored versions,... — 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-BCNSSWRQT   $19.30 
 Tomato Maker Fertilizer & Blossom End Rot Prevention   Organic Laboratories   Tomato Maker Fertilizer & Blossom End Rot Prevention 
Organic Laboratories Tomato Maker Fertilizer & Blossom End Rot Prevention (OLTOMF)Tomato Maker is a revolutionary fertilizer and soil conditioner that produces a robust crop of firm, tasty tomatoes. A natural-based product, it provides comprehensive (major and micro) nutrition including Calcium, Magnesium and Iron. Tomato Maker has shown to correct plant nutritional deficiencies an... — 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-OLTOMF   $11.28 
 Triflex Grow, 2.5 gal   Botanicare   Triflex Grow, 2.5 gal 
Botanicare Triflex Grow, 2.5 gal (BCNTFG2.5)TRIFLEX, a scientifically formulated three-part bio-organic nutrient system for plants, is based on the time-tested formulas developed for plant tissue culture and hydroponics by Murashige and Skoog; Knudson; Gamborg et. Al., and Hoagland. Available in Gropak Quarts and Gallons! Manufacturer's... — Ships separately 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-BCNTFG2.5   $53.24 
 Trypack Outdoor, pack of 3 - 250 ml   BioBizz   Trypack Outdoor, pack of 3 - 250 ml 
Biobizz Trypack Outdoor, pack of 3 - 250 ml (BBTPOUTDOOR)If the climate in your region allows it and outdoor cultivation is your choice, but you don't know how to start, let Biobizz make it easy for you! Try the Outdoor-Pack, one of the new Try-Packs from Biobizz. Grow like a pro with a high quality complete pack that has been designed to be easy to handle, easy to use, easy to com... — 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-BBTPOUTDOOR   $13.89 
 Uprising Bloom 3lb   Aurora Innovations   Uprising Bloom 3lb 
Roots Organics Uprising Bloom 3lb (ROUB3)Roots Organics Uprising Bloom is a diverse blend of natural and organic ingredients specially formulated for maximum results. This formula is effective alone as an amendment or as a top dress for encouraging vigorous flowering and fruiting. Uprising Bloom is most effective when used in conjunction with Roots Organics Uprising Grow for a ... — 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-ROUB3   $8.71  $7.70 
Displaying 461 to 480 (of 4227 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
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


PriceGrabber User Ratings for Horticulture Source
Specials more
INVENTORY BLOWOUT SALE
MANY ITEMS FAR BELOW COST - while quantities last

GROW BAGS 7 GALLON 0.075MM (25/BOX) AVAILABLE IN CASE QUANTITIES ONLY
GROW BAGS 7 GALLON 0.075MM (25/BOX) AVAILABLE IN CASE QUANTITIES ONLY
$9.15
$8.33
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)
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 Powder 0-12-1, 50lbs.
02.Rainbow Mix Bloom 40lb
03.Nutrient Trio-Soil Formula, 3 qts
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.Oregonism XL 6lbs. Endo/Ecto-Mycorrhizae
14.Tiger Bloom Liquid Concentrate 1 pt
15.Biomin Calcium, 1 qt
Languages
English Deutsch Español
Currencies
Feeds
RSS 2.0
Google Sitemap
ROR Sitemap
ROR Feed
Ads
Ads
Check the great prices at DirectGardening.com

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