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 ++ (530)
* Lighting Systems ++ (1132)
! Nutrients & Supplements (4328)
* Composters & Compost Tea Brewing (43)
* Organic Gardening (542)
* Leaf Shines & Washes (98)
* Pest & Disease Control (568)
* Cloning & Propagation (445)
* Grow Systems ++ (590)
* Meters, Timers & Instruments ++ (672)
* Pots / Containers (1015)
* Pumps, Irrigation & Watering Supplies ++ (1631)
* Grow Media (569)
* Plant Seeds (21)
* Environmental Control ++ (1948)
* Greenhouses (89)
* Grow Rooms / Tents (167)
* Reflective / B&W Films (141)
* Garden Accessories ++ (957)
* Hand Tools ++ (525)
* Gardening Books & DVDs (59)
* Growing Apparel & Bags (45)
Manufacturers more
What's New? more
HydroDynamics Clonex Mycorrhizae Root Maximizer 4 oz Soluble (12/Cs)
726024
HydroDynamics Clonex Mycorrhizae Root Maximizer 4 oz Soluble (12/Cs)
$18.98
Quick Find
Quick Find
Use keywords to find the product you are looking for.
Advanced Search

Information
Who else is online?
There are 38 guests and 
1 logged in customer 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 641 to 660 (of 4328 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 
 Microbe Life Root Dip-C Quart (CA Only) (12/Cs)   MICROBE Life Hydroponics   Microbe Life Root Dip-C Quart (CA Only) (12/Cs) 
Microbe Life Root Dip-C Specifically created for foliar applications, root dips and root drenches, this supplement to ML/Photosynthesis Plus and ML/Nourish-L, combines the high concentration of photosynthetic cultures with natural, rare earth humates and essential elements for improved plant biology. For sale in CA only. ... 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.
 717660   $11.11 
 ANCIENT ORGANICS® BAT GUANO GROW™ 10-2-1 - 3 LB (9/CASE)   Earth Juice   ANCIENT ORGANICS® BAT GUANO GROW™ 10-2-1 - 3 LB (9/CASE) 
ANCIENT ORGANICS® BAT GUANO GROW™ 10-2-1 - 3 LB (9/CASE) (720267) Earth Juice® Bat Guano Grow™ Powder A natural-organic source of nitrogen fertilizers. To promote and sustain vegetative growth. Can be mixed into the soil prior to planting or used as a side dressing. Reapply every two weeks or when needed. Ideal for gardens, container plants, lawns and trees. Derived from centuri... 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.
 720267   $11.12 
 Safergro Natural Wet Quart  (12/Cs)   SaferGro   Safergro Natural Wet Quart (12/Cs) 
SaferGro Natural WetSafergro Natural Wet Quart (12/Cs) (743610)Natural Wet is a special formulation designed to alleviate the stress plants suffer under unfavorable conditions. Natural Wet can also stimulate plant growth and development, thus increasing plant productivity and yield. The main ingredients are saponins, which are saprogenic glycosides derived mainly from yucca pl... 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.
 743610   $11.13 
 CaliMagic Qt   General Hydroponics   CaliMagic Qt 
General Hydroponics CaliMagic Qt (GH1772)CALiMAGicTM is a concentrated blend of readily available Calcium and Magnesium. It is formulated to assist fast growing plants by preventing secondary nutrient deficiencies. CALiMAGic helps optimize plant nutrition and enhances plant growth and development while preventing blossom end rot and tip burn in many crops such as tomatoes and ... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-GH1772   $11.18 
 MaxiBloom, 2.2lbs.   General Hydroponics   MaxiBloom, 2.2lbs. 
General Hydroponics MaxiBloom, 2.2lbs. (GH1221)MaxiGro and MaxiBloom are stand-alone, water-soluble, dry concentrated nutrients. Complete in Primary, Secondary, and Micronutrients, pH buffered MaxiGro and MaxiBloom will provide superior results when used with a wide variety of crops in all hydroponic, soil or soil-based growing environments. Use in the reproductive stage for all f... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-GH1221   $11.20 
 MaxiGro, 2.2 lbs.   General Hydroponics   MaxiGro, 2.2 lbs. 
General Hydroponics MaxiGro, 2.2 lbs. (GH1211)MaxiGro and MaxiBloom are stand-alone, water-soluble, dry concentrated nutrients. Complete in Primary, Secondary, and Micronutrients, pH buffered MaxiGro and MaxiBloom will provide superior results when used with a wide variety of crops in all hydroponic, soil or soil-based growing environments. Use to encourage growth of seedlings... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-GH1211   $11.20 
 Humboldt Sticky - 16 oz. - Humboldt Nutrients      Humboldt Sticky - 16 oz. - Humboldt Nutrients 
Humboldt Sticky - 16 oz. - Humboldt Nutrients (HSK001)Foliar sprays are an easy way to ensure the quality of your fruits and flowers in all your favorite plants. A proper foliar spray should include a wetting and binding agent to equally distribute and adhere the spray onto the plant s leaves. Humboldt Sticky is a premium sticking and wetting agent that has been extensively tested... — Ships from DL: Livermore, California USA....more info.
 dl-HSK001   $11.21 
 HI-BRIX GALLONS 4/CS   Earth Juice   HI-BRIX GALLONS 4/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 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.
 720446   $11.28 
 BIOTHRIVE BLOOM QUART (12/CASE)   General Hydroponics   BIOTHRIVE BLOOM QUART (12/CASE) 
General Hydroponics Bio Thrive Bloom 2-4-4 BioThrive Bloom is formulated to provide blooming plants with essential elements needed for superior blooms and harvests. The vegan formulation is pure and natural from organic sources. BioThrive Bloom promotes massive flowers and fruit and also encourages microbial activity in the growing media. It is ideal for both potting soil and so... 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.
 726810   $11.28 
 Flora Extract - 4 oz.   Flying Skull Plant Products   Flora Extract - 4 oz. 
Flying Skull introduces Essential Flora Extract, a highly soluble and concentrated (1/2 mL per gallon) natural additive formulated to deactivate chlorine and chloramines. As with all Flying Skull products, great care has been taken to make sure that the chemistry behind Essential Flora Extract will work without causing any adverse chemical reaction with any other Flying Skull produ... — Ships from Portland, Oregon USA....more info.
 FS110   $11.31 
 BOTANICARE® SILICA BLAST QUART (12/CASE)   Botanicare   BOTANICARE® SILICA BLAST QUART (12/CASE) 
Botanicare Silica Blast SILICA BLAST QUART (12/CASE) Silicate is a beneficial nutrient supplement to be used in conjunction with a standard nutrient program. Silicate helps strengthen plant tissue helping plants flourish in adverse environmental conditions such as heat, drought, and frost. For use in container gardens or soil-less hydrogardening applications. ... 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.
 732485   $11.33 
 Micro 32 oz.   Humboldt Nutrients   Micro 32 oz. 
Humboldt Nutrients Micro 32 oz. (HNM405)NPK 5-0-1 Humboldt Nutrients Micro formula, was designed in Humboldt County to be used with our Grow and Bloom to be a complete growing nutrient system for hydroponics as well as other growing mediums. Humboldt Nutrients Micro has all the micro nutrients necessary to create vigorous, healthy plants, strong aromas and large yields. Through ext... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HNM405   $11.34 
 Nitrogen Supplement 16oz   MICROBE Life Hydroponics   Nitrogen Supplement 16oz 
Microbe Life Hydroponics Nitrogen Supplement 16oz (ML21394)Microbe Life/Nitrogen Supplement can be used regularly to promote vegetable and plant growth or as needed in response to nitrogen deficiency (no plant growth). When used as directed, Nitrogen Supplement will enhance and accelerate the growth of vegetables and plants. • Promotes growth of vegetables and plants• Eas... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-ML21394   $11.34 
 VermaPlex Liquid Humate Plus Quart (12/Cs)      VermaPlex Liquid Humate Plus Quart (12/Cs) 
VermaPlex Liquid Humate Plus Liquid Humate Plus contains naturally-occurring rooting hormones that help increase root mass and root length, allowing plants to absorb nutrients more efficiently. Liquid Humate Plus contains: liquid humate, humic acid, liquid yucca extract, soluble sea kelp, beneficial microbes and composted organic poultry manure extract. Liquid Humate Plus f... 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.
 724230   $11.35 
 Cal-Mag Plus - Qt (12/cs)   Botanicare   Cal-Mag Plus - Qt (12/cs) 
Cal-Mag Plus - Qt (12/cs) (eco-2892)Cal-Mag Plus 1 qt A custom designed, highly beneficial calcium, magnesium, iron and trace mineral plant nutrient supplement that helps with calcium, magnesium and iron deficiencies in nutrient fertilizer programs. Cal-Mag™ Cal-Mag Plus™ 2-0-0 is a highly beneficial plant nutrient supplement containing calcium, magnesium, ... This item is sold individually. — Ships from Seattle, Washington USA....more info.
 eco-2892   $11.36 
 VITA GROW LIQUID 'SUPER MICRO' QUART   Vita Grow   VITA GROW LIQUID 'SUPER MICRO' QUART 
VITA GROW LIQUID 'SUPER MICRO' QUART three part professional formula is the best. Vita Grow plant food is a proven nutrient with a great field record. Both the dry and liquid plant food are derived from the same formula, the only difference is that water has been added to one and not the other. This means that you can switch from one to another without any growth difference in t... — Ships from Portland, Oregon USA....more info.
 HY427   $11.38 
 Earth Juice Assist, 1qt   Earth Juice   Earth Juice Assist, 1qt 
Hydro Organics / Earth Juice Earth Juice Assist, 1qt (HOJ03811)A natural liquid wetting agent to be used with soil, coir, planting mixes and native soils. Helps to improve the effectiveness of waterings and/or feedings. May be used solely or added to fertilizers solutions. For indoor/outdoor plants, soil and hydroponics. Manufacturer's ... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HOJ03811   $11.39 
 ROOTS ORGANICS HP2 LIQUID BAT GUANO - QUART SIZE   Aurora Innovations   ROOTS ORGANICS HP2 LIQUID BAT GUANO - QUART SIZE 
Roots Organics HP2 Liquid Bat Guano ROOTS HP2 LIQUID BAT GUANO QUARTS 12/CS This unique organic liquid bat guano is a specially extracted source of natural phosphorous specifically designed to enhance flower quality. Carefully collected from exclusive global sources, our product is minimally processed to preserve all of the benefits and amazing synergistic qualities found in ... — 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.
 715025   $11.39 
 BIOTHRIVE GROW QUART (12/CASE)   General Hydroponics   BIOTHRIVE GROW QUART (12/CASE) 
General Hydroponics Bio Thrive Grow 4-3-3 BioThrive Grow is pure, natural nutrition for plants grown in soil or soilless mediums. Its vegan formula facilitates lush vegetative growth and vigorous root development. It provides necessary organic elements needed for plant growth and strength in the vegetative stage. MSRP: $16.98... 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.
 726800   $11.39 
 ROOTS ORGANICS BUDDHA GROW 2-0.5-1.5 - QUART (12/CASE)   Planters' Pride   ROOTS ORGANICS BUDDHA GROW 2-0.5-1.5 - QUART (12/CASE) 
Roots Organics Buddha Grow Buddha grow is a proprietary blend of the finest organic ingredients specifically created to promote vigor, increase yields and enhance quality in soil grown plants during their vegetative stage. Worldwide sourcing and deliberate design formulated into an exceptional liquid blend, targeted to encourage excellence from your plants.... 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.
 715175   $11.39 
Displaying 641 to 660 (of 4328 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
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
HydroFlow Barbed Tee 3/16" (case of 500)
HydroFlow Barbed Tee 3/16" (case of 500)
$115.00
$104.00
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)
TECHNAFLORA® SOLUBLE SEAWEED EXTRACT 1-1-16 - OMRI LISTED 225G. (12/CASE)
TECHNAFLORA® SOLUBLE SEAWEED EXTRACT 1-1-16 - OMRI LISTED 225G. (12/CASE)
GHBB® FLORA MICRO™ GALLON (4/CASE)
GHBB® FLORA MICRO™ GALLON (4/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.RAW BLOOM, 10 lbs
09.Dirty Dozen Starter Kit
10.Earth Juice Godsilica, 1 qt
11.Oregonism XL 6lbs. Endo/Ecto-Mycorrhizae
12.RAW MICROBES Grow Stage, 8 oz
13.Rock Phosphate 7.25 lb bag
14.Dyna-Gro Pro-TeKt 1 gal
15.FloraBloom 1 gal
Languages
English Deutsch Espańol
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  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