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.
We are accepting orders as always but please note our offices will be closed February 25, 2016 – March 7, 2016.
Categories
* Lamps / Tubes / Bulbs ++ (510)
* Lighting Systems ++ (1086)
! Nutrients & Supplements (4296)
* Composters & Compost Tea Brewing (46)
* Organic Gardening (545)
* Leaf Shines & Washes (125)
* Pest & Disease Control (525)
* Cloning & Propagation (413)
* Grow Systems ++ (623)
* Meters, Timers & Instruments ++ (692)
* Pots / Containers (992)
* Pumps, Irrigation & Watering Supplies ++ (1547)
* Grow Media (561)
* Plant Seeds (14)
* Environmental Control ++ (1915)
* Greenhouses (90)
* Grow Rooms / Tents (159)
* Reflective / B&W Films (131)
* Garden Accessories ++ (846)
* Hand Tools ++ (521)
* Gardening Books & DVDs (60)
* Growing Apparel (11)
Manufacturers more
What's New? more
Autopilot PX1 Digital Lighting Controller
hf-APDPX1
Autopilot PX1 Digital Lighting Controller
$215.59
Quick Find
Quick Find
Use keywords to find the product you are looking for.
Advanced Search

Information
Who else is online?
There are 21 guests online.
Frequent searchs
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 401 to 420 (of 4296 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 
 Happy Frog Bulb Starter, 4 lbs.   FoxFarm   Happy Frog Bulb Starter, 4 lbs. 
FoxFarm Happy Frog Bulb Starter, 4 lbs. (FX14063)Planting bulbs in the fall is an investment in the future. You know your hard work will be rewarded in spring, when Tulips, Daffodils, and Hyacinths burst into bloom. Protect that investment with FoxFarm's specially formulated Bulb Food. It's designed to support gorgeous flowers and a long blooming season. Bulb Food is pH-balanced wi... — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-FX14063   $8.90 
 Happy Frog Fruit & Flower, 4 lbs.   FoxFarm   Happy Frog Fruit & Flower, 4 lbs. 
FoxFarm Happy Frog Fruit & Flower, 4 lbs. (FX14060)Fruit & Flower delivers multiple blooms for all your flowering plants. You'll get brighter colors, spellbinding scents, and delicious flavors, all thanks to the extra boost that comes from the micronutrients and living organisms in our fertilizers. You might not see the healthy root system below ground, but the multiple branching a... — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-FX14060   $8.90 
 Happy Frog Jump Start, 4 lbs.   FoxFarm   Happy Frog Jump Start, 4 lbs. 
FoxFarm Happy Frog Jump Start, 4 lbs. (FX14032)Happy Frog Jump Start with Mycorrhizae & Humic Acid, 3-4-3 Fertilizer Enriching the soil first is the foundation of organic gardening. Happy Frog works in harmony with nature to gently provide nutrition over time as well as it encourages millions of beneficial soil microbes to flourish. These micro-organisms help convert the organic ... — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-FX14032   $8.90 
 Happy Frog Tomato & Vegetable, 4 lbs.   FoxFarm   Happy Frog Tomato & Vegetable, 4 lbs. 
FoxFarm Happy Frog Tomato & Vegetable, 4 lbs. (FX14059)Before you can bring a great meal to your table, you need to bring a great meal to your garden. Tomatoes, soft fruits, and veggies require a special nutritional mix to ensure high yields. Tomato & Vegetable formula is pH-balanced with premium organic ingredients like bat guano, kelp meal, alfalfa meal, fish meal and humic acid,... — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-FX14059   $8.90 
 Hydro-Spice Grow, 2 lbs.   Earth Juice   Hydro-Spice Grow, 2 lbs. 
Hydro Organics / Earth Juice Hydro-Spice Grow, 2 lbs. (HOH37402)Earth Juice® Hydro-Spice Grow Two proprietary dry-blends from the experts at Hydro-Organics, designed for hydroponics. The formulas contain an array of specifically selected natural plant food ingredients, mycorrhzae and humic acid, that only need to be applied once during both the vegetative and flowering phases t... — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-HOH37402   $8.90 
 SUPERTHRIVE™ 4 OZ (12/CASE)   SUPERthrive   SUPERTHRIVE™ 4 OZ (12/CASE) 
Superthrive SUPERTHRIVE 4 OZ (12/CASE) SUPERTHRIVE - ADD TO FERTILIZER FOR GROWTH!UNIQUE NORMALIZING VITAMINS-HORMONES (50)Great for everything green ... indoor /outdoor plants, seedlings, bulbs, trees, lawns.NON- Pesticide, NON-Polluting - 50 instant biousables normal pure complexes.Super Concentrate! 1 Tablespoon per 15 Gallons! Manufactur... 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.
 732815   $8.90 
 Down To Earth Oyster Shell - 25 lb   Down to Earth   Down To Earth Oyster Shell - 25 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 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.
 723746   $8.98 
 Myco Madness - 2 oz. - Humboldt Nutrients      Myco Madness - 2 oz. - Humboldt Nutrients 
Myco Madness - 2 oz. - Humboldt Nutrients (MMA200)Myco Madness is a soluble powder which contains a biologically active package: 9 mycorrhizal species, 15 beneficial bacteria and 2 trichoderma species well-suited to a variety of media, soil conditions, climates and plants. Myco Madness contains mycorrhizal fungi that colonize plant roots and extend the root system into the surround... — Ships from DL: Livermore, California USA...more info.
 dl-MMA200   $8.98 
 SNS 604A Growth Stimulator Concentrate 16 oz      SNS 604A Growth Stimulator Concentrate 16 oz 
SNS 604A Growth Stimulator Concentrate 16 oz (SNS604A-16 oz)SNS 604A™ Vegetation Organic Growth Supplement blended from pure plant extracts. It is 100% organic, completely water soluble and safe for everyday use. An great addition to your regular fertilizer program. Directions For Use HYDROPONICS 1 ounce (28mL) per gallon (3.79L) Add nutrient solution with each reservoir ch... — Ships from DL: Livermore, California USA...more info.
 dl-SNS604A-16 oz   $9.00 
 SNS 604A Vegetation Growth Stimulator 16 oz      SNS 604A Vegetation Growth Stimulator 16 oz 
SNS 604A Vegetation Growth Stimulator 16 oz (SNS604A-16OZ)SNS 604A Vegetation Organic Growth Supplement blended from pure plant extracts. It is 100% organic, completely water soluble and safe for everyday use. An great addition to your regular fertilizer program. Directions For Use HYDROPONICS 1 ounce (28mL) per gallon (3.79L) Add nutrient solution with each reservoir change. Use... — Ships from DL: Livermore, California USA...more info.
 dl-SNS604A-16OZ   $9.00 
 SNS 604B Flower Stimulator 16 oz      SNS 604B Flower Stimulator 16 oz 
SNS 604B Flower Stimulator 16 oz (SNS604B-16OZ)SNS 604B Vegetation Organic Growth Supplement is blended from pure plant extracts. It is concentrated, 100% organic, completely water soluble and safe for everyday use. SNS 604B is used in addition to your regular fertilizer program. HYDROPONICS 1 ounce (28mL) per gallon (3.79L) Add nutrient solution with each reservoir change. Use t... — Ships from DL: Livermore, California USA...more info.
 dl-SNS604B-16OZ   $9.00 
 SNS 604B Growth Stimulator Concentrate 16 oz      SNS 604B Growth Stimulator Concentrate 16 oz 
SNS 604B Growth Stimulator Concentrate 16 oz (SNS604B-16 oz)SNS 604B™ Vegetation Organic Growth Supplement is blended from pure plant extracts. It is concentrated, 100% organic, completely water soluble and safe for everyday use. SNS 604B is used in addition to your regular fertilizer program. HYDROPONICS 1 ounce (28mL) per gallon (3.79L) Add nutrient solution with each re... — Ships from DL: Livermore, California USA...more info.
 dl-SNS604B-16 oz   $9.00 
 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 Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-BCCSLSQT   $9.02 
 Gold Flower Part B. 1 Liter      Gold Flower Part B. 1 Liter 
GOLD NUTRIENTS unique ionic technology delivers massive amounts of yield boosting nutrition to your plants. By providing a unique ionic charge to the mineral elements contained within GOLD NUTRIENT we unlock nature’s awesome power! The special Ionic charge allows mineral elements to enter via any channel - all at the same time! Designed specifically for Hydro, Soil and Coco, GOLD N... — Ships from Portland, Oregon USA...more info.
 HY637   $10.03  $9.03 
 RAW ominA - 2 oz   NPK Industries   RAW ominA - 2 oz 
RAW ominA is an extremely effective chelating agent, naturally facilitating the delivery of minerals to plants in order to correct deficiencies and to prevent deficiencies from occurring. RAW ominA is highly soluble and may be mixed with other fertilizers and organic amendments. Enhances uptake of any feeding program or regimen. Supplement any feeding program. E... — Ships from DL: Livermore, California USA...more info.
 dl-NPK340   $9.05 
 RAW Full Up - 2 oz   NPK Industries   RAW Full Up - 2 oz 
Known as the “miracle molecule”, RAW Full Up easily passes through plant's cell walls, carrying or “piggybacking” minerals that are otherwise useless to plants. RAW Full Up ensures the supply of essential vitamins and nutrients to plants cells that they would otherwise be unable to receive. Supplement any feeding program. Easy to use. Fully soluble.... — Ships from DL: Livermore, California USA...more info.
 dl-NPK300   $9.05 
 Humboldt Nutrients Royal Flush 32 oz.      Humboldt Nutrients Royal Flush 32 oz. 
Humboldt Nutrients Royal Flush 32 oz. (HNRF405)Try Humboldt Nutrients Royal Flush today and experience the difference between a flush and a Royal Flush with a clean, sweet finish. Royal Flush can be applied to all crops including vegetable crops, row crops, field crops, trees, vines, ornamentals, and gardens and landscaping. Royal Flush is a salt-eliminating, finishing solution fo... — Ships from DL: Livermore, California USA...more info.
 dl-HNRF405   $9.05 
 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 Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-OG4610   $9.06 
 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 Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-HNHHO404   $9.09 
 BioBizz Pre-Mix 5 Liter Buckets (1/Cs)   BioBizz   BioBizz Pre-Mix 5 Liter Buckets (1/Cs) 
Pre-Mix™ Is a dry fertilizer comprised of 100% natural ingredients derived from organic matter, rock meal and trace elements. This microbially active blend was formulated to guarantee vigorous growth, abundant flowering and maximum resistance to disease and fungal attack. It is used as a transplant or starter fertilizer to sponsor plant essentials during the beginning of a plant’s ... 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.
 722991   $9.10 
Displaying 401 to 420 (of 4296 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
HM WATERPROOF PH METER
Its a great meter Ive had mine for about 3 years and the onl ..
5 of 5 Stars!
BizRate Customer Certified (GOLD) Site - HorticultureSource.com -Specialty Gardening Supply Reviews at Bizrate


PriceGrabber User Ratings for Horticulture Source
Specials more
HUMBOLDT MASTER B 5G 1/CS (Special Order)
HUMBOLDT MASTER B 5G 1/CS (Special Order)
$152.59
$137.33
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)
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)
Nutrient Trio-Soil Formula, 3 qts
Nutrient Trio-Soil Formula, 3 qts
TECHNAFLORA® RECIPE FOR SUCCESS STARTER KIT (10/CASE)
TECHNAFLORA® RECIPE FOR SUCCESS STARTER KIT (10/CASE)
DUTCH MASTER™ GOLD SATURATOR (Formerly PENETRATOR GOLD) 0-0-0 - 34 OZ (12/CASE)
DUTCH MASTER™ GOLD SATURATOR (Formerly PENETRATOR GOLD) 0-0-0 - 34 OZ (12/CASE)
BOTANICARE® LIQUID KARMA™ QUARTS (12/CASE)
BOTANICARE® LIQUID KARMA™ QUARTS (12/CASE)
BOTANICARE® CAL-MAG PLUS QUART (12/CASE)
BOTANICARE® CAL-MAG PLUS QUART (12/CASE)
SIPCO® HYGROZYME™ - 1 LITER (12/CASE)
SIPCO® HYGROZYME™ - 1 LITER (12/CASE)
FLORA BLOOM GALLON
FLORA BLOOM GALLON
SUPERTHRIVE™ GALLON (4/CASE)
SUPERTHRIVE™ GALLON (4/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)
FOX FARM TIGER BLOOM® QUART (12/CASE)
FOX FARM TIGER BLOOM® QUART (12/CASE)
GHBB® FLORA GRO™ GALLON (4/CASE)
GHBB® FLORA GRO™ GALLON (4/CASE)
FOX FARM OPEN SESAME® 1 LB (5- 45- 19)
FOX FARM OPEN SESAME® 1 LB (5- 45- 19)
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)
Flora Bloom Quart
Flora Bloom Quart
FOX FARM BIG BLOOM™ 0-4-0 GALLON (4/CASE)
FOX FARM BIG BLOOM™ 0-4-0 GALLON (4/CASE)
Bestsellers
01.Nutrient Trio-Soil Formula, 3 qts
02.Primal Harvest Powder 0-12-1, 50lbs.
03.Rainbow Mix Bloom 40lb
04.Primal Harvest 2lb (16/cs)
05.White Widow 1lb
06.Dyna-Gro Pro-TeKt 1 gal
07.Go Box Starter Kit
08.Magnum, 2.5 gal
09.Earth Juice Godsilica, 1 qt
10.RAW BLOOM, 10 lbs
11.SUPERthrive, 1 qt
12.Happy Frog Japanese Maple, 4 lbs.
13.Orca 16 Oz.
14.Oregonism XL 6lbs. Endo/Ecto-Mycorrhizae
15.Purple Maxx, 32 oz
Languages
English Deutsch Español
Currencies
Feeds
RSS 2.0
Google Sitemap
ROR Sitemap
ROR Feed
Ads
Ads
Hostas

Customer Service

 

Shopping Help

 

My Account

 

Tools & Resources

BizRate Customer Certified (GOLD) Site - HorticultureSource.com -Specialty Gardening Supply Reviews at Bizrate PriceGrabber User Ratings for Horticulture Source ShopWiki Certified Store
Official PayPal Seal
Merchant Services
Secured by RapidSSL 100% Satisfaction Guaranteed  Proud Hydro for Hunger Participant
 Proud Participant
APO/FPO addresses are no problem.
International orders are always welcome!
UPSFedExUSPS OnTrac CalOver EstesR+LSouthEasternSAIA
Copyright © 2005 — 2015 Usisu, Inc.: Conditions of Use VISAMasterCardAmerican ExpressDiscoverDiners ClubJBCPayPal Money Order