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 our 11th Year of Service to Gardeners in 91 Countries! Thank you for your business!
Categories
* Lamps / Tubes / Bulbs ++ (535)
* Lighting Systems ++ (1141)
! Nutrients & Supplements (4329)
* Composters & Compost Tea Brewing (43)
* Organic Gardening (542)
* Leaf Shines & Washes (98)
* Pest & Disease Control (569)
* Cloning & Propagation (446)
* Grow Systems ++ (583)
* Meters, Timers & Instruments ++ (671)
* Pots / Containers (1013)
* Pumps, Irrigation & Watering Supplies ++ (1636)
* Grow Media (541)
* Plant Seeds (60)
* Environmental Control ++ (1941)
* Greenhouses (89)
* Grow Rooms / Tents (166)
* Reflective / B&W Films (141)
* Garden Accessories ++ (965)
* Hand Tools ++ (534)
* Gardening Books & DVDs (58)
* Growing Apparel & Bags (53)
Manufacturers more
What's New? more
ARS Sharpening Stone
hf-ARS240SS
ARS Sharpening Stone
$12.49
Quick Find
Quick Find
Use keywords to find the product you are looking for.
Advanced Search

Information
Who else is online?
There are 11 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 461 to 480 (of 4329 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 
 VermaPlex Black Sea Kelp Quart (12/Cs)      VermaPlex Black Sea Kelp Quart (12/Cs) 
VermaPlex Black Sea Kelp Black Sea Kelp provides nutrition in the form of a balanced blend of sea plant derived nutrients including: amino acids, humic acid, colloidal minerals and sea kelp extracts. Amino acids feed plants directly but more importantly, they feed beneficial microbes. Contains natural rooting hormones that improve root length, root mass a... 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.
 724215   $9.60 
 Rx Green Solutions Part A Bloom Reproductive Growth 32-Ounce      Rx Green Solutions Part A Bloom Reproductive Growth 32-Ounce 
Bloom Part A (1-0-2) is part of Rx Green Solutions' 4 Part Professional Nutrient Series. Containing a unique blend of nutrients, natural ingredients, and patented technologies, Bloom A optimizes reproductive development by helping the plant take in and protect phosphorus sources. When combined with Grow A and B and Bloom B, all essential micro- and macronutrients are delivered to t... — Ships from DL: Livermore, California USA....more info.
 dl-RXPROBLMA32   $9.60 
 Rx Green Solutions Part A Grow Vegetative Growth, 32-Ounce      Rx Green Solutions Part A Grow Vegetative Growth, 32-Ounce 
Grow Part A (1-0-1) is part of Rx Green Solutions' 4 Part Professional Nutrient Series. Containing a unique blend of nutrients, natural ingredients, and patented technologies, Grow A optimizes vegetative development by helping the plant take in and break down nitrogen sources. When combined with Grow B and Bloom A and B, all essential micro- and macronutrients are delivered to the ... — Ships from DL: Livermore, California USA....more info.
 dl-RXPROGRWA32   $9.60 
 Rx Green Solutions Part B Bloom Reproductive Growth, 32-Ounce      Rx Green Solutions Part B Bloom Reproductive Growth, 32-Ounce 
Bloom Part B (0-4-2) is part of Rx Green Solutions' 4 Part Professional Nutrient Series. Containing a unique blend of nutrients, natural ingredients, and patented technologies, Bloom B optimizes reproductive development by helping the plant take in and protect phosphorus sources. When combined with Grow A and B and Bloom A, all essential micro- and macronutrients are delivered to t... — Ships from DL: Livermore, California USA....more info.
 dl-RXPROBLMB32   $9.60 
 Rx Green Solutions Part B Grow Vegetative Growth, 32-Ounce      Rx Green Solutions Part B Grow Vegetative Growth, 32-Ounce 
Grow Part B (0-1-2) is part of Rx Green Solutions' 4 Part Professional Nutrient Series. Containing a unique blend of nutrients, natural ingredients, and patented technologies, Grow B optimizes vegetative development by helping the plant take in and break down nitrogen sources. When combined with Grow A and Bloom A and B, all essential micro- and macronutrients are delivered to the ... — Ships from DL: Livermore, California USA....more info.
 dl-RXPROGRWB32   $9.60 
 Elements Micro Qt 0-0-1   Earth Juice   Elements Micro Qt 0-0-1 
Hydro Organics / Earth Juice Elements Micro Qt 0-0-1 (HOEM35042)Mixes, native soils and as a hydroponic additive. Elements Micro is a micronutrient formula developed for plants to help prevent and treat micronutrient deficiencies. For use as a Micronutrient Booster or as part of Elements Total Solution. Indoor/outdoor plants, soil and hydroponics. ... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HOEM35042   $9.61 
 Killer Tea 1qt      Killer Tea 1qt 
Killer Tea 1qt Made from pure organic worm castings and the highest quality potent seabird and bat guanos. Highly concentrated and all natural – over 2 years spent sourcing and testing ingredients in order to get it just right. Not just another tea! Manufacturer's Product Information ... — Ships from DL: Livermore, California USA....more info.
 dl-ETKT-32oz   $9.61 
 Myco Maximum - 4 oz. - Humboldt Nutrients      Myco Maximum - 4 oz. - Humboldt Nutrients 
Myco Maximum - 4 oz. - Humboldt Nutrients (MMX400)Myco Maximum is a granular powder containing 7 species of growth-enhancing mycorrhizal fungi, proprietary ingredients, 11 strains of beneficial bacteria, and 2 trichoderma species. Myco Maximum adds organic matter and helps to break down nutrients and micro-nutrients present in your growing medium or soil which are necessary for pl... — Ships from DL: Livermore, California USA....more info.
 dl-MMX400   $9.61 
 HAWAIIAN BUD 5-50-17 1.5LB      HAWAIIAN BUD 5-50-17 1.5LB 
Grow More Hawaiian Bud Specially formulated to supply phosphate and potash for late flowering cycle. Fortified with six trace elements plus Humic Acid and Norwegian kelp extract to help produce heavy weight flowers and buds. Correct nutrient ratio to mobilize essential oils and resins for aromatic flowering plants. Developed for use in soilless, hydroponic, organic soils, coco c... — 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.
 721610   $9.65 
 Micro quart   Cutting Edge Solutions   Micro quart 
Cutting Edge Solutions Micro quart (CES2401)CES MICRO is the foundation of the CES mineral-based line. MICRO is to be used in conjunction with the GROW and/or BLOOM, in order to achieve a solid fertilizer base which can be used on it's own, or built on with CES additives to achieve maximum growth. MICRO is comprised of a high quality Nitrogen and Calcium base, fortified with micro ... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-CES2401   $9.66 
 Grow More Hula Bloom 1.5 lb (12/Cs)   GrowMore   Grow More Hula Bloom 1.5 lb (12/Cs) 
Grow More Hula Bloom 0 - 50 - 30 Hula Bloom is formulated to help increase flowering quality and development of blooms, while helping to increase yields. Hula Bloom provides super phosphates and minerals that are rapidly absorbed in the flowering and final ripening stages of plant growth for a superior, top quality product. Recommended for plumerias, gingers, adenium, aquatic po... 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.
 721617   $9.67 
 Master-A, 16 oz.   Humboldt Nutrients   Master-A, 16 oz. 
Humboldt Nutrients Master-A, 16 oz. (HNMA404)NPK 4-0-3 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 ... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HNMA404   $9.68 
 Master-B 16 oz.   Humboldt Nutrients   Master-B 16 oz. 
Humboldt Nutrients Master-B 16 oz. (HNMB404)NPK 1-5-6 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 agr... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HNMB404   $9.68 
 X Nutrients Bloom Spray (1 Quart)      X Nutrients Bloom Spray (1 Quart)  
X Nutrients Bloom Spray (1 Quart) (XNHBLSP-1QT)The flowering or fruit stage of a plant is the most satisfying. This is the time when all the hard work starts to pay-off. Along with changing a plants environment, you should change its nutrients. Bloom Spray is specifically designed for the flowering and fruit stage. Its unique combination of fertilizer and trace elements help... — Ships from DL: Livermore, California USA....more info.
 dl-XNHBLSP-1QT   $9.68 
 Ginormous - 16 oz. - Humboldt Nutrients      Ginormous - 16 oz. - Humboldt Nutrients 
Ginormous - 16 oz. - Humboldt Nutrients (HG404)GIANT flowers and ENORMOUS fruits are what we all want to harvest consistently throughout our lives. Humboldt Nutrients is here to help you accomplish that goal. Through extensive research and development, the Humboldt Nutrients teams of agronomists and chemists have created Ginormous (0-6-16). Ginormous was specifically formulated t... — Ships from DL: Livermore, California USA....more info.
 dl-HG404   $9.69 
 Magnum Quart (12/Cs)      Magnum Quart (12/Cs) 
Magnum Magnum is a concentrated Magnesium supplement with vitamin B1 for supplying extra Magnesium and Sulfur during the Bloom phase.... 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.
 739210   $9.69 
 Grow More Bio Cozyme Bio Stimulant, 1qt   GrowMore   Grow More Bio Cozyme Bio Stimulant, 1qt 
A 100% organic biostimulant that enhances a plants ability to absorb and utilize nutrients. Derived from natural occurring cytokinins, hormones, enzymes, vitamins, amino acids and micronutrients. Works by enhancing the plants ability to control the movement of nutrients through the stem and leaves and augments the existing enzyme functions in the plant. Increases the synthesis of c... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-GR16044   $9.70 
 Grow More Mendocino Honey, 1 qt   GrowMore   Grow More Mendocino Honey, 1 qt 
Natural organic honey plus Montmorillinite, a source of over 70 trace elements. A naturally sweet carbohydrate plus organic carbon to stimulate growth. When used in a hydroponic system, it supplies a valuable source of organic carbon & carbohydrates. Increases brix levels resulting in a sweeter taste and aroma. Recommended for plants grown in soil, soilless mixes or hydroponic syst... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-GR17538   $9.70 
 Grow More Mendocino N-Cal Mag, 1qt   GrowMore   Grow More Mendocino N-Cal Mag, 1qt 
Specially designed to correct physiological nutrient disorders caused by Calcium and Magnesium deficiencies. Improves the mass flow of nutrients within the phloem and improves the translocation of carbohydrates. Calcium deficiency retards growth of stems, leaves, roots and causes blossom end drop and die back. A calcium deficiency also reduces thickness of leaves and interferes wit... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-GR25170   $9.70 
 T-Rex 2 oz   Cutting Edge Solutions   T-Rex 2 oz 
Cutting Edge Solutions T-Rex 2 oz (CES3311)T-Rex - custom blended in Northern California, never dried or dehydrated! T-Rex is to be used in the first 1-3 weeks of the vegetative cycle. It is recommended to foliar spray once during the last week of vegetation cycle or during the first week of the flowering cycle in order to remain on the flowering sites through maturity. For slower ... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-CES3311   $9.73 
Displaying 461 to 480 (of 4329 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
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


Specials more
3” Net Cups (100 per bag)
3” Net Cups (100 per bag)
$33.89
$27.00
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)
GH Flora Series Performance Pack
GH Flora Series Performance Pack
EARTH JUICE™ GROW 2-1-1 Organic - QUART (12/CASE)
EARTH JUICE™ GROW 2-1-1 Organic - QUART (12/CASE)
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)
Bestsellers
01.SUPERTHRIVE™ 4 OZ (12/CASE)
02.FLORA BLOOM GALLON
03.SUPERTHRIVE™ 2 OZ (24/CASE)
04.GHBB® FLORA MICRO™ GALLON (4/CASE)
05.GHBB® FLORA GRO™ GALLON (4/CASE)
06.Botanicare Cal-Mag Plus Quart (12/Cs)
07.FOX FARM BIG BLOOM™ 0-4-0 QUART (12/CASE)
08.BOTANICARE® LIQUID KARMA™ QUARTS (12/CASE)
09.SUPERTHRIVE™ GALLON (4/CASE)
10.Flora Bloom Quart
11.GHBB® LIQUID KOOLBLOOM™ QT 12/CASE
12.FOX FARM TIGER BLOOM® QUART (12/CASE)
13.BOTANICARE® LIQUID KARMA™ GALLON (4/CASE)
14.FOX FARM BIG BLOOM™ 0-4-0 GALLON (4/CASE)
15.GHBB® FLORA GRO™ QUART
Languages
English Deutsch Español
Currencies
Feeds
RSS 2.0
Google Sitemap
ROR Sitemap
ROR Feed
Ads
Amazon Ad
Matched Content
Ads
Global Tech LED Mammoth

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  Proud Hydro for Hunger Participant
APO/FPO addresses are no problem.
International orders are always welcome!
UPSFedExUSPS OnTrac CalOver EstesR+LSouthEasternSAIA
Copyright © 2005 — 2017 Usisu, Inc.: Conditions of Use VISAMasterCardAmerican ExpressDiscoverDiners ClubJBCPayPal Money Order