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! Thank you for your business!
Categories
* Lamps / Tubes / Bulbs ++ (529)
* Lighting Systems ++ (1186)
! Nutrients & Supplements (4286)
* Composters & Compost Tea Brewing (43)
* Organic Gardening (536)
* Leaf Shines & Washes (97)
* Pest & Disease Control (588)
* Cloning & Propagation (450)
* Grow Systems ++ (722)
* Meters, Timers & Instruments ++ (662)
* Pots / Containers (1023)
* Pumps, Irrigation & Watering Supplies ++ (1709)
* Grow Media (553)
* Plant Seeds (62)
* Environmental Control ++ (2004)
* Greenhouses (73)
* Grow Rooms / Tents (166)
* Reflective / B&W Films (141)
* Garden Accessories ++ (966)
* Hand Tools ++ (119)
* Gardening Books & DVDs (57)
* Growing Apparel & Bags (97)
What's New? more
Root Royale Coco/Perlite Mix 50L
dl-390300
Root Royale Coco/Perlite Mix 50L
$16.19
Manufacturers more
Quick Find
Quick Find
Use keywords to find the product you are looking for.
Advanced Search

Information
Who else is online?
There are 161 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 381 to 400 (of 4286 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 
 FoxFarm Bushdoctor SledgeHammer Pint (12/Cs)   FoxFarm   FoxFarm Bushdoctor SledgeHammer Pint (12/Cs) 
Bush Doctor® Sledgehammer® is a unique rinse formula designed to remove excess fertilizer build up. High fertilizer use can compromise plant growth over time due to concentrated mineral salt deposits. Sledgehammer® encourages water movement through soil and soilless mediums, rinsing out unwanted mineral salt residues and relieving nutrient lock up. Use in established gardens, conta... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS). Note: the WA warehouse is moving in Jul & Aug, some orders may be delayed 1-2 days....more info.
 732849   $8.91 
 Clearex - Salt Leaching Solution 1 qt   Botanicare   Clearex - Salt Leaching Solution 1 qt 
Botanicare Clearex - Salt Leaching Solution 1 qt (BCCSLSQT)Clearex is the #1 salt leaching solution in North America. A common cause of crop failure can be traced to the buildup of nutrient salt deposits in soils or soilless grow media. High salt concentrations in the soil solution cause a shrinkage of plant cell protoplasm away from the cell wall as a result of osmosis. This condi... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-BCCSLSQT   $8.91 
 RAW Humic Acid, 2 oz   NPK Industries   RAW Humic Acid, 2 oz 
RAW Humic Acid is a soluble plant supplement that is used for horticultural purposes. RAW Humic Acid contains 59% Humic Acids. This product contains the highest concentration of fully water Soluble Humic Acids available to the home gardener. RAW Humic Acid can be used at all stages of growth and flowering. A 2 oz package of RAW Humic Acid makes up to 200 gallons, an 8 oz package m... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-OG3100   $8.95 
 RAW Silica, 2 oz   NPK Industries   RAW Silica, 2 oz 
RAW Silica is a flowable plant supplement that is used for horticultural purposes. RAW Silica contains 45% Silicon Dioxide. This product has the highest concentration of Natural Silicon Dioxide available to the home gardener. Unlike other Silica products RAW Silica is relatively PH Neutral. A 2 oz package of RAW Silica makes up to 200 gallons, an 8 oz package makes up to 800... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-OG3700   $8.95 
 Down To Earth Bat Guano 0-7-0 - 5 lb   Down to Earth   Down To Earth Bat Guano 0-7-0 - 5 lb 
An excellent source of Phosphorus and Calcium naturally mined from ancient fossilized deposits, our Bat Guano 0-7-0 promotes exceptional flower and fruit development in all types of plants, trees and ornamentals while encouraging strong root growth and plant hardiness. Can be mixed into soils, applied as a side dress or prepared as a liquid for foliar sprays or hydroponics.... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS). Note: the WA warehouse is moving in Jul & Aug, some orders may be delayed 1-2 days....more info.
 723632   $8.95 
 RAW GROW, 2 oz   NPK Industries   RAW GROW, 2 oz 
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 (not via USPS)....more info.
 hf-OG4510   $8.95 
 RAW BLOOM, 2 oz   NPK Industries   RAW BLOOM, 2 oz 
RAW BLOOM 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 (not via USPS)....more info.
 hf-OG4610   $8.95 
 MaxiGro 2.2 lb. (12/cs)   General Hydroponics   MaxiGro 2.2 lb. (12/cs) 
MaxiGro 2.2 lb. (12/cs) (eco-2780)MaxiGro MAXIGRO: Use to encourage growth of seedlings and cuttings, and to stimulate rapid growth through the "vegetative" growth stage. MaxiGro and MaxiBloom are extremely potent, stand-alone, water-soluble, dry concentrate nutrients. Complete in Primary, Secondary, and Micro Nutrients, pH buffered MaxiGro and MaxiBloom will provide superior res... This item is sold individually. — Ships from Seattle, Washington USA....more info.
 eco-2780   $8.96 
 ECO-HYDRO FISH FERT QUART 12/CS      ECO-HYDRO FISH FERT QUART 12/CS 
Eco-Nutrients Eco-Hydro Fish Fertilizer The fish we utilize is all fresh caught, bottom fish from the Pacific Northwest. We grind the fish, and use an enzymatic, low heat process to reduce the ground slurry into a refined liquid fertilizer. We use a trace amount of phosphoric acid for stabilization and screen the product. It is 98% fish and is a hydrolisate which means it can ... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS). Note: the WA warehouse is moving in Jul & Aug, some orders may be delayed 1-2 days....more info.
 723800   $8.96 
 Magnum 32oz      Magnum 32oz 
Magnum 32oz Magnum is a concentrated Magnesium supplement with vitamin B1 for supplying extra Magnesium and Sulfur during the Bloom phase. Manufacturer's Product Information MSRP $13.95 ... — Ships from DL: Livermore, California USA....more info.
 dl-ETMAG-32oz   $8.96 
 GROTEK® MONSTER BLOOM™ 0-50-30 - 130G (12/CASE)   Grotek   GROTEK® MONSTER BLOOM™ 0-50-30 - 130G (12/CASE) 
Grotek Monster Bloom™ MONSTER BLOOM 130G (12/CASE) Monster Bloom™ is designed to increase the plant's ability to flower. It increases the essential oil content in herbs and speeds up the development of flower bud set and the total flowering phase. Monster Bloom™ adds size and mass to flowers in the budding and flowering cycles. Stop using the last two weeks ... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS). Note: the WA warehouse is moving in Jul & Aug, some orders may be delayed 1-2 days....more info.
 718820   $8.97 
 Grotek Monster Grow Pro 130 gm (12/Cs)   Grotek   Grotek Monster Grow Pro 130 gm (12/Cs) 
Monster Grow™ Pro is a high nitrogen fuel for high performance growing that gives an added boost to your plants while they are in the vegetative stage. It is designed to be used only once to give your plants an additional push to produce extra lush green vegetative growth.... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS). Note: the WA warehouse is moving in Jul & Aug, some orders may be delayed 1-2 days....more info.
 718840   $8.97 
 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 (not via USPS)....more info.
 hf-HNHHO404   $8.97 
 Verde 16 oz.   Humboldt Nutrients   Verde 16 oz. 
Humboldt Nutrients Verde 16 oz. (HNV404)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 as a growth catalyst for hydroponic or soil crops, Verde keeps plants healthy throughout their life cy... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-HNV404   $8.99 
 Grow More Iron Sulfate 15lb   GrowMore   Grow More Iron Sulfate 15lb 
Grow More Iron SulfateWater soluble source of iron and sulfate. Iron deficiencies can lead to unhealthy plants with yellow leaves. Iron sulfate can restore the brilliant green color and vibrant health of your plants, caused by iron deficiency. Not registered in the state of OR at this time.... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS). Note: the WA warehouse is moving in Jul & Aug, some orders may be delayed 1-2 days....more info.
 721840   $9.02 
 Ful-Humix (was HUMISOLVE) 300 GRAMS 12/CS   BioAg   Ful-Humix (was HUMISOLVE) 300 GRAMS 12/CS 
BioAg Nutrients Humisolve Our low heat capacity drying method provides a natural, easy to use humic concentrate with a high bio-stimulation effect. HumiSolve is an inexpensive plant and soil activator that increases cellular activities at all levels, increases availability of nutrients, converts raw organic matter faster and detoxifies plant cells. In the root system HumiSolve r... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS). Note: the WA warehouse is moving in Jul & Aug, some orders may be delayed 1-2 days....more info.
 719745   $9.03 
 MAXICROP LIQUID SEAWEED QUART   maxicrop   MAXICROP LIQUID SEAWEED QUART 
MAXICROP LIQUID SEAWEED QUARTFor trees, flowers, lawns, fruits & vegetables. Can be used for soaking seeds & bulbs before planting, ideal for houseplants, ideal for seedlings & cuttings.Derived from seaweed For trees, flowers, lawns, fruits & vegetables Can be used for soaking seeds & bulbs before planting, ideal for houseplants, ideal for seedlings & cuttings Deriv... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS). Note: the WA warehouse is moving in Jul & Aug, some orders may be delayed 1-2 days....more info.
 718600   $9.03 
 RAW B-Vitamin, 2 oz   NPK Industries   RAW B-Vitamin, 2 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 (not via USPS)....more info.
 hf-OG2700   $9.03 
 Vitamino 8oz   Botanicare   Vitamino 8oz 
Botanicare Vitamino 8oz (BCNSVA8)Nature exists in a state of equilibrium. When all its components are in balance, nature provides abundance. Within this balance each element of an ecosystem synchronizes to become one integrated unit. Plants embody this same characteristic, integrating all cells, roots, leaves, stems and buds to grow as one synchronized body. Botanicare developed Vi... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-BCNSVA8   $9.04 
 Oneness 16 oz.   Humboldt Nutrients   Oneness 16 oz. 
Humboldt Nutrients Oneness 16 oz. (HNO404)Oneness 5-9-4 Through extensive research and development, the Humboldt Nutrients team of agronomists and chemists have created the first naturally chelated one-part formula on the market. Oneness (5-9-4) is Humboldt Nutrients own unique blend of plant-based amino and organic acid ch... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-HNO404   $9.05 
Displaying 381 to 400 (of 4286 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
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
Specials more
BUSHDOCTOR KANGAROOTS QUARTS
BUSHDOCTOR KANGAROOTS QUARTS
$15.78
$14.71
Reviews more
Titan Controls Ares 4 LP Four Burner CO2 Generator
If you dont own one then buy one. big increase in growth if ..
5 of 5 Stars!
BizRate Customer Certified (GOLD) Site - HorticultureSource.com -Specialty Gardening Supply Reviews at Bizrate

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)
GH Flora Series Performance Pack
GH Flora Series Performance Pack
GHBB® FLORA GRO™ GALLON (4/CASE)
GHBB® FLORA GRO™ GALLON (4/CASE)
FOX FARM BEASTIE BLOOMZ®  1LB (0- 50- 30)
FOX FARM BEASTIE BLOOMZ® 1LB (0- 50- 30)
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)
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.SUPERTHRIVE™ 2 OZ (24/CASE)
03.SUPERTHRIVE™ PINT (12/CASE)
04.FLORA BLOOM GALLON
05.GHBB® FLORA MICRO™ GALLON (4/CASE)
06.Botanicare Cal-Mag Plus Quart (12/Cs)
07.GHBB® FLORA GRO™ GALLON (4/CASE)
08.FOX FARM BIG BLOOM™ 0-4-0 QUART (12/CASE)
09.BOTANICARE® LIQUID KARMA™ QUARTS (12/CASE)
10.Flora Bloom Quart
11.SUPERTHRIVE™ GALLON (4/CASE)
12.GHBB® LIQUID KOOLBLOOM™ QT 12/CASE
13.GHBB® FLORA GRO™ QUART
14.BOTANICARE® LIQUID KARMA™ GALLON (4/CASE)
15.FOX FARM TIGER BLOOM® QUART (12/CASE)
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
UPSFedExUSPS OnTrac CalOver EstesR+LSouthEasternSAIA
Copyright © 2005 — 2017 Usisu, Inc.: Conditions of Use VISAMasterCardAmerican ExpressDiscoverDiners ClubJBCPayPal Money Order