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!

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 281 to 300 (of 4479 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 
 BOTANICARE® SWEET™ - CITRUS -    1 GALLON   Botanicare   BOTANICARE® SWEET™ - CITRUS - 1 GALLON 
Botanicare Sweet - Citrus SWEET CITRUS GALLON (4/CS) Sweet Citrus is scientifically formulated for the bio-synthesis of crucial compounds to maintain optimal metabolism and contains: Select carbohydrates for amplified energy, increased sugar/brix content and plant bio-mass. Esters and bio-polyphenolic compounds for increased flavors, aromas, and fatty oil synthesis. Crucial s... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 732267   $43.63 
 BOTANICARE® TRIFLEX BASE GALLON (4/CASE)   Botanicare   BOTANICARE® TRIFLEX BASE GALLON (4/CASE) 
Botanicare Triflex TRIFLEX BASE GALLON (4/CASE) 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 hydroponic. Triflex is unique because it incorporates the best features of the above formulas to yield a three-part nutrient of inorganic salts and enhanced with orga... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 718400   $29.04 
 CaMg+ QUART (12/CASE)   General Hydroponics   CaMg+ QUART (12/CASE) 
General Hydroponics Ca Mg Plus CaMg Plus is derived from all natural sources, not calcium nitrate. It must be added in conjunction to make calcium available to plants grown hydroponically. Calcium is an essential element that plants use to building strong healthy cell walls. Thus, it also promotes disease resistance. In general, it is a great supplement containing additional min... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 726820   $10.97 
 Down To Earth Fish Powder 12-1-1 - 5 lb   Down to Earth   Down To Earth Fish Powder 12-1-1 - 5 lb 
Premium quality solution grade high nitrogen fertilizer for promotion of rapid plant growth or correction of nitrogen deficiencies. Enzymatically hydrolyzed and spray dried fish protein concentrate provides a valuable and plant available source of organic nitrogen, amino acids and minerals. More concentrated and economical than liquid fish fertilizers. Combine with seaweed powder, ... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 723710   $30.91 
 Down To Earth Oyster Shell - 50 lb   Down to Earth   Down To Earth Oyster Shell - 50 lb 
Oyster Shell flour is an all natural source of high quality Calcium that is ground into varying sizes to ensure an immediate and sustained release of this valuable nutrient. Calcium promotes strong root development, improves nutrient uptake and boosts plant immunity. Oyster Shell builds optimum tilth by improving the texture, aeration and water penetration of soils.... — Ships separately from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 723748   $16.12 
 Earth Juice Grow, 1 qt   Earth Juice   Earth Juice Grow, 1 qt 
Hydro Organics / Earth Juice Earth Juice Grow, 1 qt (HOJ03201)An intense Nitrogen formulation that may be used as a potent Grow fertilizer that will generate lavish vegetative growth, or a dynamic General-Purpose formula that will provide robust growth along with an explosion of flowers, vegetables and fruit. It is the best choice for those who prefer a single formula for both grow... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-HOJ03201   $10.45 
 FLORALICIOUS PLUS GAL. (4/CASE)   General Hydroponics   FLORALICIOUS PLUS GAL. (4/CASE) 
General Hydroponics Floralicious Plus FLORALICIOUS PLUS GAL. (4/CASE Floralicious 2.8 - 0.08 - 0.02 Plus has high concentrations of vitamins, complex sugars, amino acids, phytostimulants, polyflavonoids, and aromatic oils in an organic fulvic base. Floralicious Plus also contains a liquid suspension of Bacillus Subtilis.Floralicious Plus enhances mineral nutrient uptake and t... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 732207   $128.72 
 Grow More Hawaiian Bud, 25 lb   GrowMore   Grow More Hawaiian Bud, 25 lb 
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 coir and aereoponic system.... — Ships separately from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-GR17512   $49.48 
 Grow More Mendocino Avalanche      Grow More Mendocino Avalanche 
Grow More Mendocino Avalanche Flower hardener specially developed and field tested in the Emerald Triangle of Humboldt, Mendocino and Trinity Counties in Northern California. Helps stimulate flower development in the final bloom stage, for an increase in the size and mass of flowers. Fortified with Norwegian kelp extract, which supplies organic carbon, amino acids and carbohydra... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 721620   $16.27 
 Grow More Mendocino Avalanche Gallon (4/Cs)      Grow More Mendocino Avalanche Gallon (4/Cs) 
Grow More Mendocino AvalancheGrow More Mendocino Avalanche Gallon (4/Cs) (721625)Flower hardener specially developed and field tested in the Emerald Triangle of Humboldt, Mendocino and Trinity Counties in Northern California. Helps stimulate flower development in the final bloom stage, for an increase in the size and mass of flowers. Fortified with Norwegian kelp extract, which... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 721625   $42.33 
 HD IONIC™ GROW 5 GALLON   HydroDynamics International   HD IONIC™ GROW 5 GALLON 
Hydrodynamics Ionic - Grow IONIC GROW 5 GALLON Ionic One Part - Grow (1-3-4) is a revolutionary one part formula formed from a series of complex reactions producing a stable and available form of plant nutrients. IONIC's formula guarantees quality, continuity and ease of use. IONIC is pH buffered.Designed specifically for vegetative growth. ... — LTL Shipping Required. — Ships separately from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 718240   $110.00 
 HI-BRIX PINT 12/CS   Earth Juice   HI-BRIX PINT 12/CS 
Earth Juice™ Hi-Brix™ Molasses For Your Plants 0-0-3EARTH JUICE™ LIQUID ORGANIC FERTILIZERS: All the Earth Juice™ formulas are derived from entirely natural sources. Formulated for vegetables, ornamentals, shrubs, trees and lawns. Designed for soil and soilless medias, indoor or outdoor use. No hidden NPK boosting synthetics. No artificial additives, colors,... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 720444   $3.78 
 MAXICROP® FISH 5.0-1.0-1.0 - QUART (12/CASE)   maxicrop   MAXICROP® FISH 5.0-1.0-1.0 - QUART (12/CASE) 
Maxicrop® Liquid Fish MAXICROP FISH QUART (12/CASE) Maxicrop® Liquid Fish (5.0 - 1.0 - 1.0)For trees, flowers, lawns, fruits & vegetables. Natural product made from fresh Atlantic fish.Can be used for cuttings & rootings, outdoor plants, foliar feed, lawns, compost enhancer Manufacturer's Product Information ... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 718620   $7.99 
 Neptunes Harvest Crab Shell 50 lb Bag      Neptunes Harvest Crab Shell 50 lb Bag 
Neptune's Harvest Crab Shell Neptune's Harvest Organic Crab Shell is an excellent dry organic source of NPK, Calcium and Magnesium. It will also help with nematode and fungus problems. Here's why: Crab Shell is high in Chitin (Kite-en), which promotes the growth of Chitin eating bacteria in the soil. The exoskeletons of fungus and nematode eggs are high in chitin. When added to th... — Ships separately from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 717495   $50.33 
 Pure Blend Pro Grow - 5 Gallon (1/cs)   Botanicare   Pure Blend Pro Grow - 5 Gallon (1/cs) 
Pure Blend Pro Grow - 5 Gallon (1/cs) (eco-2901D)Pure Blend Pro Gro, 5 gal PURE BLEND Pro is a hydro-organic vegetative and fruit and flower formula which is a specialty custom blend of organic and natural sources of the essential major, secondary, and trace minerals in 100% soluble form from the land and sea. PURE BLEND Pro produces vigorous lush green vegetation and superior fru... This item is sold individually. — LTL Shipping Required. — Ships from Seattle, Washington USA....more info.
 eco-2901D   $124.85 
 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   $166.38 
 Purple Maxx, 32 oz   Humboldt County's Own   Purple Maxx, 32 oz 
Emerald Triangle Purple Maxx, 32 oz (ETPM32OZ)Humboldt County's own Purple Maxx is completely organic. Made from hydroponics central in Humboldt Country, California's Emerald Triangle manufacturers, Purple Maxx used to be called Stacker and has been shown to improve essential oil production. Purple Maxx is a combination of organic compounds that encourages plants to "stack" their f... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-ETPM32OZ   $56.57 
 RAW B-Vitamin, 8 oz   NPK Industries   RAW B-Vitamin, 8 oz 
RAW B-Vitamin is a soluble plant supplement that is used for horticultural purposes. RAW B-Vitamin contains 1% vitamin B1. This product contains the highest concentration of fully water Soluble vitamin B1 available to the home gardener. RAW B-Vitamin can be used at all stages of growth and flowering. A 2 oz package of RAW B-Vitamin makes up to 200 gallons, an 8 oz package ma... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-OG2710   $24.42 
 RAW GROW, 10 lbs   NPK Industries   RAW GROW, 10 lbs 
RAW GROW is a tested house blend of All RAW soluble plant nutrients and plant supplements that has been proven to be an optimal all-in-one horticultural fertilizer.... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-OG4540   $136.86 
 RAW Phosphorus, 2 lbs   NPK Industries   RAW Phosphorus, 2 lbs 
RAW Phosphorus is a soluble plant supplement that is used for horticultural purposes. RAW Phosphorus contains 61% Available Phosphate which is the highest concentration of fully water Soluble Phosphorus available to the home gardener. This product is used to treat deficiencies or boost Phosphorus levels. A 2 oz package of RAW Phosphorus makes up to 200 gallons, an 8 oz p... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-OG3520   $42.93 
Displaying 281 to 300 (of 4479 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
Specials more
Dust Shroom 12
Dust Shroom 12
$138.60
$131.04
What's New? more
House and Garden Drip Clean - 60 Liter (1/Cs)
749765
House and Garden Drip Clean - 60 Liter (1/Cs)
$1,584.00
Shop By Price
Categories
* Lamps / Tubes / Bulbs ++ (530)
* Lighting Systems ++ (1236)
! Nutrients & Supplements (4479)
* Composters & Compost Tea Brewing (40)
* Organic Gardening (513)
* Leaf Shines & Washes (90)
* Pest & Disease Control (603)
* Cloning & Propagation (443)
* Grow Systems ++ (714)
* Meters, Timers & Instruments ++ (654)
* Pots / Containers (1027)
* Pumps, Irrigation & Watering Supplies ++ (1696)
* Grow Media (547)
* Plant Seeds (62)
* Environmental Control ++ (2060)
* Greenhouses (83)
* Grow Rooms / Tents (166)
* Reflective / B&W Films (143)
* Garden Accessories ++ (1150)
* Hand Tools ++ (463)
* Gardening Books & DVDs (55)
* Growing Apparel & Bags (119)
Manufacturers more
Ads
Ads
Languages
English Deutsch Español
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