Horticulture Source » Gardening & Hydroponics Store » Nutrients & Supplements   Mobile   Secure |  My Account | Cart Contents | Checkout )
Horticulture Source
Quick Find
Help [?]   Search Descriptions Phrase   Advanced
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! Thank you for your business!
Specials more
LINEAR LIGHT MOVERS LIGHT RAIL 3.5 - SLIDE NUT WITH THUMB SCREW
LINEAR LIGHT MOVERS LIGHT RAIL 3.5 - SLIDE NUT WITH THUMB SCREW
$0.89
$0.83
What's New? more
Hydro-Logic Big Boy KDF85/Catalytic Carbon Upgrade Filter
741626
Hydro-Logic Big Boy KDF85/Catalytic Carbon Upgrade Filter
$88.48
Shop By Price
Categories
* Lamps / Tubes / Bulbs ++ (535)
* Lighting Systems ++ (1200)
! Nutrients & Supplements (4269)
* Composters & Compost Tea Brewing (42)
* Organic Gardening (527)
* Leaf Shines & Washes (94)
* Pest & Disease Control (603)
* Cloning & Propagation (440)
* Grow Systems ++ (717)
* Meters, Timers & Instruments ++ (637)
* Pots / Containers (1038)
* Pumps, Irrigation & Watering Supplies ++ (1739)
* Grow Media (554)
* Plant Seeds (62)
* Environmental Control ++ (2033)
* Greenhouses (84)
* Grow Rooms / Tents (166)
* Reflective / B&W Films (143)
* Garden Accessories ++ (1086)
* Hand Tools ++ (450)
* Gardening Books & DVDs (56)
* Growing Apparel & Bags (119)
Manufacturers more
Ads
Ads
Languages
English Deutsch Español

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 601 to 620 (of 4269 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 
 HD EUROPONIC® FOSSIL FUEL™ QUART (12/CASE)   HydroDynamics International   HD EUROPONIC® FOSSIL FUEL™ QUART (12/CASE) 
Hydrodynamics Fossil Fuel FOSSIL FUEL QUART (12/CASE) Liquid Humic & Fulvic acids for foliar or root applications. Fossil Fuel is 98% soluble and provides numerous organic molecules not present in most mineral salt nutrients. Fossil Fuel pro vides building blocks for sugars, amino acids and chlorophyll. Manufacturer's Product Information... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 732220   $14.94 
 HONEY HYDRO CARBS QUART 12/CS   Humboldt Nutrients   HONEY HYDRO CARBS QUART 12/CS 
Humboldt Honey Hydro Carbs Humboldt Honey Hydro Carbs is an excellent source of carbohydrates. It promotes and facilitates the growth of beneficial bacteria and fungi in your soil or soil-less media, and dramatically enhances the quality of any plant’s fruit. Hydro Carbs are the fuel of the microscopic world, supplying the energy needed to drive biochemical systems. It ... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 723104   $8.42 
 Honey Organic ES 16 oz.   Humboldt Nutrients   Honey Organic ES 16 oz. 
Humboldt Nutrients Honey Organic ES 16 oz. (HNHHO404)Humboldt Nutrients Humboldt Honey ES is a premium blend of cane molasses, yucca, kelp and ocean fish, this carb source is as unique, as it is strong. The ES means Extra Strength. It increases brix levels by providing sugars to beneficial bacteria, fungi, and your... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-HNHHO404   $8.92 
 HUMBOLDT NATURAL GROW 32OZ 12/CS   Humboldt Nutrients   HUMBOLDT NATURAL GROW 32OZ 12/CS 
Humboldt Nutrients Natural Grow Humboldt Nutrients Natural Grow is an ultra-concentrated organic grow formula designed to give your plants the balanced nutrition needed during the vegetation and flowering period. Natural Grow is made using the finest and freshest organic ingredients available anywhere. None of our products are imported from overseas making our prices affordable ... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 723044   $16.87 
 HUMBOLDT PROZYME 1 GALLON 4/CS   Humboldt Nutrients   HUMBOLDT PROZYME 1 GALLON 4/CS 
Humboldt Nutrients ProZyme ProZyme is made up of over 80 different enzymes in a concentrated form. The enzymes present in ProZyme will break down dead root mass, starches, carbohydrates and nutrients to make them readily avialable to the plant. ProZyme will encourage the development of beneficial bacteria and catalyze water and elements.... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 723098   $89.72 
 HUMBOLDT VERDE 32oz 12/CS   Humboldt Nutrients   HUMBOLDT VERDE 32oz 12/CS 
Humboldt Verde 16-1-2 It's Spanish for green. Lush, green colors and vigorous growth are what you can expect with Verde. Used as a foliar spray or a growth catalyst for hydroponic or soil crops, Verde keeps plants healthy throughout their life cycle. Verde is a well balanced growth catalyst with 16% nitrogen, 1% phosphorus, and 2% potassium, as well as calcium, iron, magnesium, ... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 723156   $14.71 
 Hydroguard, 8 oz   Botanicare   Hydroguard, 8 oz 
Botanicare Hydroguard, 8 oz (BCNBHG8)Hydroguard is back with a new, clean look and a more powerful, concentrated formula. Hydroguard's reformulation makes it even more effective than before. It's unique formula, available exclusively from Botanicare, contains an isolated form of Bacillus bacteria known as Bacillus Amyloliquefaciens. This scientifically isolated bacterium was selec... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-BCNBHG8   $8.65 
 Hygrozyme Horticultural Enzymatic Formula 20 Liter   Sipco Industries   Hygrozyme Horticultural Enzymatic Formula 20 Liter 
Hygrozyme® is North America’s #1 concentrated enzyme formula and is an essential addition to any grow system. With over 20 years of medical and horticultural enzyme formulation and production experience, SIPCO perfected a proprietary formula to help plants reach their full genetic potential. Hygrozyme® provides a cleaner root zone by accelerating the breakdown of dead root matter. ... — LTL Shipping Required. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 718995   $609.95 
 Killer Tea Gal   Humboldt County's Own   Killer Tea Gal 
Emerald Triangle Killer Tea Gal (ETKTGAL)Made from the freshest and most potent seabird and bat guanos available, however it's the species of worm used for Emerald Triangle's PURE worm castings that make it the best there is. This product is clean with a very long shelf life, no horrible anaerobic stench. Killer Tea is suitable for all hydro, NFT, and aeroponic systems. Great for ... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-ETKTGAL   $25.85 
 KoolBloom - Liquid. 1 Gallon   General Hydroponics   KoolBloom - Liquid. 1 Gallon 
KoolBloom Liquid - 1 Gallon Gardeners can give plants a boost during the final phases of fruiting and flowering with KoolBloom (0-10-10). A reformulation of the popular dry supplement, KoolBloom Liquid virtually eliminates the mess and hassle of mixing. Designed for use in the second half of reproductive development, this nutrient supplement increases the production of essential oi... — Ships from Portland, Oregon USA....more info.
 HY230   $55.25 
 MYCO MADNESS SOLUBLE 1LB 12/CS   Humboldt Nutrients   MYCO MADNESS SOLUBLE 1LB 12/CS 
Humboldt Myco Madness Soluble Myco Madness contains a bio-stimulant package, 18 mycorrhizal species, 19 beneficial bacteria and 2 trichoderma species well-suited to a variety of media, soil conditions, climates, and plants. It contains mycorrhizal fungi that colonize plant roots and extend the root system into the surrounding media, greatly enhancing the absorptive surface area ... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 723130   $57.69 
 MYCO MADNESS SOLUBLE 8OZ 12/CS   Humboldt Nutrients   MYCO MADNESS SOLUBLE 8OZ 12/CS 
Humboldt Myco Madness Soluble Myco Madness contains a bio-stimulant package, 18 mycorrhizal species, 19 beneficial bacteria and 2 trichoderma species well-suited to a variety of media, soil conditions, climates, and plants. It contains mycorrhizal fungi that colonize plant roots and extend the root system into the surrounding media, greatly enhancing the absorptive surface area ... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 723128   $32.05 
 Nectar for the Gods Aphrodite's Extraction 5 Gallon   Oregon's Only Organics   Nectar for the Gods Aphrodite's Extraction 5 Gallon 
Nectar for the Gods - Aphrodite’s Extraction Aphrodite is the goddess of love, which is exactly how you will feel about your plants when you see the benefits in the finished product. The digestion process that Aphrodite's Extraction goes through releases carbon in the form of sucrose. You can use it all of the way through or simply as a final flush. You will see the sweetness.... — LTL Shipping Required. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 746214   $119.26 
 Nectar for the Gods Aphrodite's Extraction Gallon (4/Cs)   Oregon's Only Organics   Nectar for the Gods Aphrodite's Extraction Gallon (4/Cs) 
Nectar for the Gods - Aphrodite’s Extraction Aphrodite is the goddess of love, which is exactly how you will feel about your plants when you see the benefits in the finished product. The digestion process that Aphrodite's Extraction goes through releases carbon in the form of sucrose. You can use it all of the way through or simply as a final flush. You will see the sweetness.... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 746210   $36.61 
 Nectar for the Gods Athena's Aminas 5 Gallon   Oregon's Only Organics   Nectar for the Gods Athena's Aminas 5 Gallon 
Nectar for the Gods - Athena’s Aminas All plants need certain components for growth over and above soil, sun, rain and air. The basic components of living cells are Proteins, which are made up of Amino Acids. Derived from animal byproducts, Athena’s is a digested hydrolysate that will benefit every stage of your plants’ life from vegetative to bloom. Whether they are in soil or hy... — LTL Shipping Required. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 746206   $88.75 
 Nectar for the Gods Mega Morpheus 2.5 Gallon (2/Cs)   Oregon's Only Organics   Nectar for the Gods Mega Morpheus 2.5 Gallon (2/Cs) 
Nectar for the Gods - Mega Morpheus Oregon’s Only’s answer to phosphate rich guano tea. Derived from seabird guano, digested worm humus and mineral rich Atlantic kelp, you can’t go wrong with this triple filtered, salt and grit free bloom enhancer. Like no other liquid guano, you will find the availability second to none. If it’s more phosphorous you want, then make the right deci... This item is sold individually. — Ships separately from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 746268   $54.91 
 Nectar for the Gods Triton's Trawl 5 Gallon   Oregon's Only Organics   Nectar for the Gods Triton's Trawl 5 Gallon 
Nectar for the Gods - Triton’s Trawl For those gardeners who want the benefit of a liquid bonemeal but have issues with the farming practices of live stock, here is an alternative for them. Rich in calcium from cartilage, Triton is designed to deliver flavor, aroma and color to the finished product. It can be used alone or to enhance the effects of Herculean Harvest.... — LTL Shipping Required. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 746294   $74.88 
 NPK RAW Silica 2 lb Dry (3/Cs)   NPK Industries   NPK RAW Silica 2 lb Dry (3/Cs) 
NPK RAW Silica 0-0-3 RAW Silica is a fully flowable plant supplement which contains 45% silicon dioxide. RAW Silica is a great way to supplement any feeding program.... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 717919   $59.77 
 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 HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-HOJ13172   $9.60 
 ONENESS QUART 12/CS   Humboldt Nutrients   ONENESS QUART 12/CS 
Humboldt Nutrients Oneness 5-9-4 Humboldt Nutrients team of agronomists and chemists have created the first naturally chelated One-part formula on the market. Oneness is the most advanced one part nutrient on the market. It is the perfect solution for the beginning gardener, looking for experienced results. Oneness is formulated with over 30 different natural chelates. Oneness c... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 723178   $15.38 
Displaying 601 to 620 (of 4269 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
Amazon Ad

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
Ads

UPSFedExUSPS OnTrac CalOver EstesR+LSouthEasternSAIA
Copyright © 2005 — 2017 Usisu, Inc.: Conditions of Use VISAMasterCardAmerican ExpressDiscoverDiners ClubJBCPayPal Money Order