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 ++ (525)
* Lighting Systems ++ (1113)
! Nutrients & Supplements (4324)
* Composters & Compost Tea Brewing (43)
* Organic Gardening (520)
* Leaf Shines & Washes (104)
* Pest & Disease Control (563)
* Cloning & Propagation (425)
* Grow Systems ++ (583)
* Meters, Timers & Instruments ++ (679)
* Pots / Containers (1016)
* Pumps, Irrigation & Watering Supplies ++ (1562)
* Grow Media (571)
* Plant Seeds (18)
* Environmental Control ++ (1946)
* Greenhouses (89)
* Grow Rooms / Tents (167)
* Reflective / B&W Films (132)
* Garden Accessories ++ (923)
* Hand Tools ++ (524)
* Gardening Books & DVDs (59)
* Growing Apparel (14)
Manufacturers more
What's New? more
oxyCLONE oxyCERTS - 1 7/8", Purple, pack of 20
hf-OX50045
oxyCLONE oxyCERTS - 1 7/8", Purple, pack of 20
$13.79
Quick Find
Quick Find
Use keywords to find the product you are looking for.
Advanced Search

Information
Who else is online?
There are 51 guests and 
3 logged in customers 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 321 to 340 (of 4324 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 
 Ultrafine Mycorrhizae All-in-One, 15 lbs   HydroFarm   Ultrafine Mycorrhizae All-in-One, 15 lbs 
GreenGro Ultrafine Mycorrhizae All-in-One, 15 lbs (GG1150)GreenGro Ultrafine Mycorrhizae will increase your plant's growth potential, its fruiting and flowering potential and its nutrient storage and uptake. It will promote massive root systems, great soil structure and a diverse soil ecology for your plant. Ultrafine Mycorrhizae will also reduce drought stress and water/nutrient ... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-GG1150   $245.59 
 Humboldt Nutrients Myco Madness 5 lb.      Humboldt Nutrients Myco Madness 5 lb. 
Humboldt Nutrients Myco Madness 5 lb. (HNMMA415)Myco Madness is a soluble powder which contains a biologically active package: 9 mycorrhizal species, 15 beneficial bacteria and 2 trichoderma species well-suited to a variety of media, soil conditions, climates and plants. Myco Madness contains mycorrhizal fungi that colonize plant roots and extend the root system into the surroundin... — Ships from DL: Livermore, California USA....more info.
 dl-HNMMA415   $245.44 
 SugarDaddy 20 lt   Technaflora   SugarDaddy 20 lt 
Technaflora SugarDaddy 20 lt (TFSD20L)SugarDaddy is a revolutionary plant nutrition product that supplies essential carbohydrates and all twenty amino acids in a rapidly available form which greatly enhances the fragrance and essential oil production of flowers and fruits during all stages. SugarDaddy ensures continued rapid growth rates throughout the flowering stage as nitrogen l... — Ships separately from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-TFSD20L   $245.42 
 SUGARDADDY 20L 1/CS   Technaflora   SUGARDADDY 20L 1/CS 
SugarDaddy The unique combination of ingredients in SugarDaddy are vital for all stages of plant growth and development. During the seedling stage SugarDaddy rapidly accelerates sprout growth and prepares plants for transplanting. During the vegetative stage SugarDaddy promotes strong plant structure which is a critical precursor to final yield success.... This item is sold individually. — 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.
 726738   $245.42 
 FloraMicro 15 Gal   General Hydroponics   FloraMicro 15 Gal 
General Hydroponics FloraMicro 15 Gal (GH1416)The original Building-Block Nutrient System, often imitated but never duplicated. Flora Series contains complete Primary, Secondary and Micro Nutrients for enhanced yields and better crop quality. Users can adjust mixtures to suit specific plant needs. Flora Series enhances flavor, nutrition, aroma, potency, and essential oils in bo... — LTL Shipping Required. — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-GH1416   $244.38 
 Hardwater FloraMicro 15 Gal   General Hydroponics   Hardwater FloraMicro 15 Gal 
General Hydroponics Hardwater FloraMicro 15 Gal (GH1616)FLORAMICRO HARDWATER: If your tap water is over 200 ppm (or contains Calcium above 70 ppm), use FloraMicro Hardwater. If your water contains 30 to 50 ppm Calcium, you can mix our original FloraMicro with FloraMicro Hardwater to create a perfect Micro blend for your plants. The original Building-Block Nutrient System, often... — LTL Shipping Required. — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-GH1616   $244.38 
 GH Flora Micro 15 Gallon   General Hydroponics   GH Flora Micro 15 Gallon 
FloraMicro 5-0-1GH Flora Micro 15 Gallon (718137)The foundation of the “building-block” system. Provides Nitrogen, Potassium, Calcium and trace elements. Combine with Flora Gro® and Flora Bloom®. Manufacturer's Product Information MSRP $425 ... — 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.
 718137   $244.38 
 Grow 20 gal   Cutting Edge Solutions   Grow 20 gal 
Cutting Edge Solutions Grow 20 gal (CES2206)CES GROW is another component of the CES base 3-part. To be used in the vegetative stage, GROW adds more Nitrogen for growth, and Potassium to enhance the plant's photosynthetic rate and energy transfer throughout the plant. GROW is used only in the vegetative stage and is completely omitted during the blooming stage. ... — LTL Shipping Required. — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-CES2206   $242.65 
 Cutting Edge Bloom 20 Gallon   Cutting Edge Solutions   Cutting Edge Bloom 20 Gallon 
Cutting Edge Bloom 20 Gallon (715650)Cutting Edge Solutions Bloom 0 - 6 - 5 BLOOM is a Phosphorus heavy formula for enhancing ower production, as well as to encourage a plant to shift it's hormonal signals from vegetative to owering. BLOOM also contains Potassium to enhance the plant's photosynthetic rate and energy transfer throughout the plant. BLOOM also contains lesser amo... — 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.
 715650   $242.65 
 Cutting Edge Grow 20 Gallon   Cutting Edge Solutions   Cutting Edge Grow 20 Gallon 
Cutting Edge Grow 20 Gallon (715620)Cutting Edge Solutions Grow 2 - 1 - 6 GROW is another component of the CES base 3-part. To be used in the vegetative stage, GROW adds more Nitrogen for growth, and Potassium to enhance the plant's photosynthetic rate and energy transfer throughout the plant. GROW is used only in the vegetative stage and is completely omitted during the bloomin... — 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.
 715620   $242.65 
 Plant Success Soluble 5 lb.   Plant Revolution   Plant Success Soluble 5 lb. 
Plant Success Plant Success Soluble 5 lb. (PRPSSOL5)Plant Success Soluble is a soil drench for porous soil and contains 13 carefully selected mycorrhizal fungi, 2 tricoderma species, and 17 bacterial species well-suited to a variety of soils, climates, and plants. Plant Success Soluble contains mycorrhizal fungi that colonize plant roots and extend the root system into the surround... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-PRPSSOL5   $241.50 
 Emerald Harvest Honey Chome 6 Gallon/22.7 Liter (1/Cs) 0.5 - 0.5 - 1   Emerald Harvest Co.   Emerald Harvest Honey Chome 6 Gallon/22.7 Liter (1/Cs) 0.5 - 0.5 - 1 
Intensify fragrance and flavor in your plants with Honey Chome®, a resin and aroma enricher from Emerald Harvest®. Designed to enrich your valuable crops with a robust bouquet and plenty of resins during the flowering phase. This rich formulation is fortified with a boost of all three primary macroelements: nitrogen, phosphorus and potassium. The extra N, P and K in the bottle enco... This item is sold individually. — 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.
 723940   $241.50 
 Pure Flower 0-30-20, 5 gal   Higrocorp   Pure Flower 0-30-20, 5 gal 
Pure Flowers liquid was scientifically formulated with cutting edge phosphite technology. Pure Flowers 0-30-20 has the highest nutrient levels ever achieved in a completely solubilized liquid. The unique molecular structure of a phosphite is easily absorbed through the roots and leaves ensuring the crop instantly uptakes potassium and phosphorus. The ultimate flowering supplement w... — Ships separately from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-EH6030   $241.44 
 Monster Bloom 5kg   Grotek   Monster Bloom 5kg 
Grotek Monster Bloom 5kg (GTMB5)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 flowe... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-GTMB5   $239.73 
 GROTEK® MONSTER BLOOM™ 0-50-30 - 5KG   Grotek   GROTEK® MONSTER BLOOM™ 0-50-30 - 5KG 
Grotek Monster Bloom™ MONSTER BLOOM 5KG 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 and the total flowering phase. Monster Bloom™ adds size and mass to flowers in the budding and flowering cycles. Stop using the last two weeks of the ... — 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.
 718835   $239.73 
 Monster Bloom, 5 kg   Grotek   Monster Bloom, 5 kg 
Monster Bloom™ has gained a reputation for its ability to assist plants during the middle stages of flower development and increase the overall harvest. The high concentration of phosphorous encourages blooming and plays a vital role in plant metabolism. Potassium in the formula improves bloom and fruit quality while impacting photosynthesis and assists starch production withi... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-GTMB6050   $239.73 
 Super Natural Bud Blaster 2.26kg (4/Cs)   Supernatural Brand   Super Natural Bud Blaster 2.26kg (4/Cs) 
Super Natural Bud Blaster Used to promote increased flower size and quality, Bud Blaster® ensures a strong final ripening stage.... 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.
 717364   $239.66 
 Humboldt Nutrients Humboldt Roots 1/2 Gal      Humboldt Nutrients Humboldt Roots 1/2 Gal 
Humboldt Nutrients Humboldt Roots 1/2 Gal (HNHR420)Humboldt Roots is a highly concentrated organic root stimulant that expands the root zone during the critical growth stage. The soul of every plant resides in the roots. Many gardeners neglect this fact and concentrate on the visual aspects of their plants. A large yield is directly related to a plant’s metabolism rates, and plant ... — Ships from DL: Livermore, California USA....more info.
 dl-HNHR420   $236.85 
 Myco Madness - 5. - Humboldt Nutrients      Myco Madness - 5. - Humboldt Nutrients 
Myco Madness - 5. - Humboldt Nutrients (MMA415)Myco Madness is a soluble powder which contains a biologically active package: 9 mycorrhizal species, 15 beneficial bacteria and 2 trichoderma species well-suited to a variety of media, soil conditions, climates and plants. Myco Madness contains mycorrhizal fungi that colonize plant roots and extend the root system into the surrounding... — Ships from DL: Livermore, California USA....more info.
 dl-MMA415   $236.00 
 Ginormous 5 gal.   Humboldt Nutrients   Ginormous 5 gal. 
Humboldt Nutrients Ginormous 5 gal. (HNHG420)Ginormous was specifically formulated to help your favorite plants yield the largest fruits, higher brix levels and better aromas. Ginormous is free of any harmful hormones and is 100% bio-degradable. Using naturally derived premium ingredients, macro and micro elements and carbohydrates, this unique formula will assist in the highest le... — LTL Shipping Required. — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HNHG420   $235.75 
Displaying 321 to 340 (of 4324 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
ECOPLUS™ COMMERICAL AIR 1 - 18 WATT SINGLE OUTLET
I bought this air pump to push air through 4 double micro po ..
5 of 5 Stars!
BizRate Customer Certified (GOLD) Site - HorticultureSource.com -Specialty Gardening Supply Reviews at Bizrate


Specials more
Natural Armor Animal Repellent - Ready to Use Spray, Quart Rosemary Scent
Natural Armor Animal Repellent - Ready to Use Spray, Quart Rosemary Scent
$15.99
$14.39
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)
BOTANICARE® LIQUID KARMA™ QUARTS (12/CASE)
BOTANICARE® LIQUID KARMA™ QUARTS (12/CASE)
BOTANICARE® CAL-MAG PLUS QUART (12/CASE)
BOTANICARE® CAL-MAG PLUS QUART (12/CASE)
SUPERTHRIVE™ GALLON (4/CASE)
SUPERTHRIVE™ GALLON (4/CASE)
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.Oregonism XL 6lbs. Endo/Ecto-Mycorrhizae
09.RAW BLOOM, 10 lbs
10.Earth Juice Godsilica, 1 qt
11.RAW MICROBES Grow Stage, 8 oz
12.Dirty Dozen Starter Kit
13.Dyna-Gro Pro-TeKt 1 gal
14.Rock Phosphate 7.25 lb bag
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