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 12th Year of Service to Gardeners! Thank you for your business!
Specials more
Smart Pot Big Bag Bed Fabric Raised Bed, 100 gal
Smart Pot Big Bag Bed Fabric Raised Bed, 100 gal
$25.41
$24.93
What's New? more
Autopilot CO2 Generator, 10 Burner, LP
hf-APGP1000
Autopilot CO2 Generator, 10 Burner, LP
$378.41
Shop By Price
Categories
* Lamps / Tubes / Bulbs ++ (525)
* Lighting Systems ++ (1195)
! Nutrients & Supplements (4257)
* Composters & Compost Tea Brewing (42)
* Organic Gardening (527)
* Leaf Shines & Washes (94)
* Pest & Disease Control (595)
* Cloning & Propagation (440)
* Grow Systems ++ (715)
* Meters, Timers & Instruments ++ (632)
* Pots / Containers (1025)
* Pumps, Irrigation & Watering Supplies ++ (1726)
* Grow Media (548)
* Plant Seeds (62)
* Environmental Control ++ (2032)
* Greenhouses (84)
* Grow Rooms / Tents (166)
* Reflective / B&W Films (143)
* Garden Accessories ++ (1089)
* 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 461 to 480 (of 4257 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 
 DYNA-GRO™ LIQUID GROW™ 5 GALLON   Dyna-Gro   DYNA-GRO™ LIQUID GROW™ 5 GALLON 
Dyna-Gro Liquid Grow DYNA-GRO LIQUID GROW 5 GALLON (SO) Liquid Grow 7 - 9 - 5 is an all purpose complete nutrition formula used to promote both foliage and blooms. Ideal for poor, rocky soils, container grown plants and hydroponics. Excellent as a rapid cure for nutrient deficiencies. If you are looking for a single formula to use all of the time on all of your plants, this ... — LTL Shipping Required. — Ships separately from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 719007   $165.95 
 Vegamatrix Boost, 5 gal      Vegamatrix Boost, 5 gal 
Vegamatrix Boost is designed to augment the needs of additional Calcium and Magnesium which can’t be included in Grow and Bloom formulations. Additional natural veganic ingredients have also been added to facilitate high metabolism and growth rates in all plants. Combining Vegamatrix Boost with Grow and Bloom will enhance its effectiveness. Vegamatrix Boost is designed to be a stan... — Ships separately from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-VX40030   $165.35 
 Hesi PK 13/14 20L      Hesi PK 13/14 20L 
Hesi PK 13/14 20L (HES5065)PK 13/14 Plants have an increased need for phosphorus and potassium in the flowering phase. By applying PK 13/14 we completely fulfil this need. The flowering phase is the supreme point in the life of the plant when the metabolism is working at full power and large quantities of enzymes are being produced for flowering. PK 13/14 should be used starting... — Ships separately from DL: Livermore, California USA....more info.
 dl-HES5065   $165.25 
 Supreme Growers Soil Blast 5lb      Supreme Growers Soil Blast 5lb 
Soil Blast Biological Supercharger with Bacillus and Trichoderma Soil Blast is 100% water soluble and designed to instantly activate once diluted into water. In turn, this builds large microbial colonies to optimize your soil, amendments, and organic fertilizers during plant growth. These microbes work in concert with the numerous biological compounds found in Soil Blast, pro... — Ships from DL: Livermore, California USA....more info.
 dl-SGSB5LB   $165.00 
 PURPLE MAXX GALLON   Humboldt County's Own   PURPLE MAXX GALLON 
No dyes, no tricks, 100% organic! Works well in soil or hydro, indoors or out. Purple Maxx is a combination of organic compounds that not only encourage plants to “stack” their flowering sites closer together during early flower development, but also stimulate increased development later.... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 719915   $164.86 
 FloraKleen 15 Gal   General Hydroponics   FloraKleen 15 Gal 
General Hydroponics FloraKleen 15 Gal (GH1726)FLORAKLEEN Salt Clearing Solution FloraKleen removes fertilizer residue that can accumulate over time in hydroponic systems, growing media, and potting soils. Use FloraKleen monthly to purge your hydroponic system or potted plants of excess salts that can accumulate as a result of regular fertilizer application. FloraKleen is an... — LTL Shipping Required. — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-GH1726   $164.57 
 BOTANICARE® LIQUID KARMA™ 5 GALLON   Botanicare   BOTANICARE® LIQUID KARMA™ 5 GALLON 
Botanicare Liquid Karma LIQUID KARMA 5 GALLON Liquid Karma 0.1-0.1-0.5 represents a significant break through in plant nutrition. This is be cause it contains a full complement of metabolically active organic compounds not found in regular plant foods or supplements. These unique compounds are absorbed immediately and act as regulatory signals, activators or catalysts to pro... — LTL Shipping Required. — Ships separately from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 732290   $164.52 
 Snow Storm Ultra 2.5gal      Snow Storm Ultra 2.5gal 
Snow Storm Ultra 2.5gal A Humboldt County original. We separated the Snow Storm from Purple Maxx and optimized it. No carbohydrates or sugar water. This is the real deal. An honest, one-of-a-kind product. The name says it all! Manufacturer's Product Information MSRP $263.67 ... — Ships separately from DL: Livermore, California USA....more info.
 dl-ETSS-2.5ga   $164.26 
 BioBizz Root-Juice 5 Liter (4/Cs)   BioBizz   BioBizz Root-Juice 5 Liter (4/Cs) 
Root-Juice™ combines two amazing natural products, premium humic acid and seaweed. It is specially formulated to help promote vigorous root development and stimulate the biological life that surrounds and supports your plant's root system. Root-Juice™ is made entirely from vegetable ingredients and is designed for organic gardening. Root-Juice™ is ideal for use in hydroponics syste... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 722969   $163.93 
 ROOTS ORGANICS EXTREME SERENE 0-2-2 - 2.5 GALLON SIZE   Aurora Innovations   ROOTS ORGANICS EXTREME SERENE 0-2-2 - 2.5 GALLON SIZE 
Roots Organics Extreme Serene ROOTS EXTREME SERENE 2.5 GALLONS 2/CS An organic liquid kelp extract which provides a natural source of growth promoting compounds and micronutrients. Specifically designed to encourage vigorous growth, increase flower sites and increase yields, this distinctive blend of amazing plant extracts also includes a built in organic wetting agent. Extre... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 715095   $163.87 
 ROOTS ORGANICS TRINITY CATALYST - 5 GALLON SIZE   Aurora Innovations   ROOTS ORGANICS TRINITY CATALYST - 5 GALLON SIZE 
Roots Organics Trinity Catalyst ROOTS TRINITY CATALYST 5 GALLON This complex liquid blend of organic compounds is specifically designed for maximum effect as a plant, root, and rhizoshpere catalyst. With its proprietary recipe of distinct ingredients, our exclusive formula is a universal supplement for both growth and bloom. A unique blueprint for success, the ingredient list... — LTL Shipping Required. — Ships separately from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 715020   $163.50 
 Soul Infinity 5 Gallon   Aurora Innovations   Soul Infinity 5 Gallon 
Soul Infinity 0 - 2 - 1Soul Infinity catalyst is a complex blend of powerful organic compounds combined with choice plant nutrition. Infinity is specially formulated to increase vigor and prevent micronutrient deficiencies common in fast growing and heavy feeding plants. With its proprietary blend of distinct ingredients, Soul Infinity can be used with any nutrient program for incr... — LTL Shipping Required. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 715366   $163.50 
 Great White 32 oz.   Plant Revolution   Great White 32 oz. 
Plant Success Great White 32 oz. (PRPSGW32)Great White is the most advanced mycorrhizal product on the market today. The cutting edge formula contains 15 different species of mycorrhizal fungi, 19 different species of beneficial bacteria, 2 species of trichoderma, plant vitamins, and glycine all in one product. Research shows that this powerful formula will ignite plant and root gr... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-PRPSGW32   $163.47 
 Hydroguard, 5 gal   Botanicare   Hydroguard, 5 gal 
Botanicare Hydroguard, 5 gal (BCNBHG5)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 separately from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-BCNBHG5   $163.19 
 Pura Vida Bloom 20L   Technaflora   Pura Vida Bloom 20L 
Technaflora Pura Vida Bloom 20L (TFPVB20L)Pura VidaTM Grow & Bloom are unique organic fertilizers that provide plants with both a balanced and available nutrient supply in a pure natural form. These additives are suitable for use in hydroponic, soil, and soilless-based gardening mediums without the fear of irrigation line clogging and without the nasty smells associated with other ... — LTL Shipping Required. — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-TFPVB20L   $162.46 
 Pura Vida Grow 20L   Technaflora   Pura Vida Grow 20L 
Technaflora Pura Vida Grow 20L (TFPVG20L)Pura VidaTM Grow & Bloom are unique organic fertilizers that provide plants with both a balanced and available nutrient supply in a pure natural form. These additives are suitable for use in hydroponic, soil, and soilless-based gardening mediums without the fear of irrigation line clogging and without the nasty smells associated with other b... — LTL Shipping Required. — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-TFPVG20L   $162.46 
 GH CaMg+ 6 Gallon   General Hydroponics   GH CaMg+ 6 Gallon 
CaMg+GH CaMg+ 6 Gallon (726823)CaMg+™ is the ideal supplement to provide a natural source of Calcium and Magnesium, critical elements in a plant's growth cycle. CaMg+™ is biologically catalyzed from oyster shell, dolomite lime, and natural plant extracts. Through the use of organic compounds, CaMg+™ increases calcium and magnesium transport into the plants. This optimizes plant met... — LTL Shipping Required. — Ships separately from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 726823   $162.41 
 X Nutrients Amino Blast (15 gallon)      X Nutrients Amino Blast (15 gallon) 
X Nutrients Amino Blast (15 gallon) (HAABLST-15GA)Amino Blast adds a blast of essential amino acids to your plants. Amino Blast contains all the necessary L amino acids. It is scientifically proven that amino acids increase yield and overall quality of crops. These essential amino acids increase the rate of photosynthesis, improve color, size, and appearance of flowers. ... — LTL Shipping Required. — Ships from DL: Livermore, California USA....more info.
 dl-HAABLST-15GA   $162.25 
 X Nutrients Amino Blast (15 Gallon)      X Nutrients Amino Blast (15 Gallon) 
X Nutrients Amino Blast (15 Gallon) Amino Blast adds a blast of essential amino acids to your plants. Amino Blast contains all the necessary “L” amino acids.  It is scientifically proven that amino acids increase yield and overall quality of crops. These essential amino acids increase the rate of photosynthesis, improve color, size, and appearance of flowers. Available... — LTL Shipping Required. — Ships from DL: Livermore, California USA....more info.
 dl-xnHAABLST-15   $162.25 
 X Nutrients Bloom FX (15 gallon)      X Nutrients Bloom FX (15 gallon) 
X Nutrients Bloom FX (15 gallon) (HBFLX-15GA)Bloom FX is a bloom booster. It is designed to give you larger, fuller and denser flowers. Bloom FX will also increase the potency of your flowers by increasing their essential oils. It stimulates explosive growth and heavier blooms. Bloom FX can be used in both soil and hydroponic systems. ... — LTL Shipping Required. — Ships from DL: Livermore, California USA....more info.
 dl-HBFLX-15GA   $162.25 
Displaying 461 to 480 (of 4257 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 — 2018 Usisu, Inc.: Conditions of Use VISAMasterCardAmerican ExpressDiscoverDiners ClubJBCPayPal Money Order