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.
Categories
* Lamps / Tubes / Bulbs ++ (524)
* Lighting Systems ++ (1085)
! Nutrients & Supplements (4367)
* Composters & Compost Tea Brewing (43)
* Organic Gardening (533)
* Leaf Shines & Washes (123)
* Pest & Disease Control (545)
* Cloning & Propagation (428)
* Grow Systems ++ (589)
* Meters, Timers & Instruments ++ (696)
* Pots / Containers (1021)
* Pumps, Irrigation & Watering Supplies ++ (1556)
* Grow Media (566)
* Plant Seeds (18)
* Environmental Control ++ (1926)
* Greenhouses (90)
* Grow Rooms / Tents (166)
* Reflective / B&W Films (131)
* Garden Accessories ++ (896)
* Hand Tools ++ (523)
* Gardening Books & DVDs (59)
* Growing Apparel (11)
Manufacturers more
What's New? more
Ultra Sun MH 1000 DE 10,000K
901468
Ultra Sun MH 1000 DE 10,000K
$86.19
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 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 41 to 60 (of 4367 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 
 X Nutrients Silica (5 gallon)      X Nutrients Silica (5 gallon) 
X Nutrients Silica (5 gallon) (HSILICA-5GA)Silica provides increased levels of potassium and silicon helping to strengthen plant tissue by building stronger cell walls. This helps plants to combat adverse conditions such as heat, drought, frost and from insects. Manufacturer's Product Information ... — LTL Shipping Required. — Ships from DL: Livermore, California USA....more info.
 dl-HSILICA-5GA   $78.65 
 X Nutrients Silica (5 Gallon)      X Nutrients Silica (5 Gallon)  
X Nutrients Silica (5 Gallon) (XNHSILICA-5GA)Silica provides increased levels of potassium and silicon helping to strengthen plant tissue by building stronger cell walls. This helps plants to combat adverse conditions such as heat, drought, frost and from insects. Available in 1 Quart 1 Gallon 2.5 Gallons 5 Gallons 15 Gallons 55 Gallons Refer to feeding schedules for... — Ships separately from DL: Livermore, California USA....more info.
 dl-XNHSILICA-5GA   $78.65 
 X Nutrients Silica (32oz)      X Nutrients Silica (32oz) 
X Nutrients Silica (32oz) (HSILICA-1QT)Silica provides increased levels of potassium and silicon helping to strengthen plant tissue by building stronger cell walls. This helps plants to combat adverse conditions such as heat, drought, frost and from insects. Manufacturer's Product Information ... — LTL Shipping Required. — Ships from DL: Livermore, California USA....more info.
 dl-HSILICA-1QT   $8.17 
 X Nutrients Silica (2.5 gallon)      X Nutrients Silica (2.5 gallon) 
X Nutrients Silica (2.5 gallon) (HSILICA-2.5G)Silica provides increased levels of potassium and silicon helping to strengthen plant tissue by building stronger cell walls. This helps plants to combat adverse conditions such as heat, drought, frost and from insects. Manufacturer's Product Information ... — Ships separately from DL: Livermore, California USA....more info.
 dl-HSILICA-2.5GA   $43.56 
 X Nutrients Silica (2.5 Gallon)      X Nutrients Silica (2.5 Gallon)  
X Nutrients Silica (2.5 Gallon) (XNHSILICA-2.5GA)Silica provides increased levels of potassium and silicon helping to strengthen plant tissue by building stronger cell walls. This helps plants to combat adverse conditions such as heat, drought, frost and from insects. Available in 1 Quart 1 Gallon 2.5 Gallons 5 Gallons 15 Gallons 55 Gallons Refer to feeding schedules... — Ships separately from DL: Livermore, California USA....more info.
 dl-XNHSILICA-2.5GA   $43.56 
 X Nutrients Silica (2.5 Gallon)      X Nutrients Silica (2.5 Gallon) 
X Nutrients Silica (2.5 Gallon) Silica provides increased levels of potassium and silicon helping to strengthen plant tissue by building stronger cell walls. This helps plants to combat adverse conditions such as heat, drought, frost and from insects. Available in 1 Quart 1 Gallon 2.5 Gallons 5 Gallons 15 Gallons 55 Gallons Refer to feeding schedules for amounts and u... — Ships separately from DL: Livermore, California USA....more info.
 dl-HSILICA-2.5G   $43.56 
 X Nutrients Silica (1 Quart)      X Nutrients Silica (1 Quart) 
X Nutrients Silica (1 Quart) Silica provides increased levels of potassium and silicon helping to strengthen plant tissue by building stronger cell walls. This helps plants to combat adverse conditions such as heat, drought, frost and from insects. Available in 1 Quart 1 Gallon 2.5 Gallons 5 Gallons 15 Gallons 55 Gallons Refer to feeding schedules for amounts and usag... — Ships from DL: Livermore, California USA....more info.
 dl-xnHSILICA-1Q   $8.17 
 X Nutrients Silica (1 Quart)      X Nutrients Silica (1 Quart)  
X Nutrients Silica (1 Quart) (XNHSILICA-1QT)Silica provides increased levels of potassium and silicon helping to strengthen plant tissue by building stronger cell walls. This helps plants to combat adverse conditions such as heat, drought, frost and from insects. Available in 1 Quart 1 Gallon 2.5 Gallons 5 Gallons 15 Gallons 55 Gallons Refer to feeding schedules for ... — Ships from DL: Livermore, California USA....more info.
 dl-XNHSILICA-1QT   $8.17 
 X Nutrients Silica (1 gallon)      X Nutrients Silica (1 gallon) 
X Nutrients Silica (1 gallon) (HSILICA-1GA)Silica provides increased levels of potassium and silicon helping to strengthen plant tissue by building stronger cell walls. This helps plants to combat adverse conditions such as heat, drought, frost and from insects. Manufacturer's Product Information ... — Ships from DL: Livermore, California USA....more info.
 dl-HSILICA-1GA   $21.18 
 X Nutrients Silica (1 Gallon)      X Nutrients Silica (1 Gallon)  
X Nutrients Silica (1 Gallon) (XNHSILICA-1GA)Silica provides increased levels of potassium and silicon helping to strengthen plant tissue by building stronger cell walls. This helps plants to combat adverse conditions such as heat, drought, frost and from insects. Available in 1 Quart 1 Gallon 2.5 Gallons 5 Gallons 15 Gallons 55 Gallons Refer to feeding schedules for... — Ships from DL: Livermore, California USA....more info.
 dl-XNHSILICA-1GA   $21.18 
 X Nutrients Silica (1 Gallon)      X Nutrients Silica (1 Gallon) 
X Nutrients Silica (1 Gallon) Silica provides increased levels of potassium and silicon helping to strengthen plant tissue by building stronger cell walls. This helps plants to combat adverse conditions such as heat, drought, frost and from insects. Available in 1 Quart 1 Gallon 2.5 Gallons 5 Gallons 15 Gallons 55 Gallons Refer to feeding schedules for amounts and usa... — Ships from DL: Livermore, California USA....more info.
 dl-xnHSILICA-1G   $21.18 
 X Nutrients pH Up (5 gallon)      X Nutrients pH Up (5 gallon) 
X Nutrients pH Up (5 gallon) (HPHUP-5GA)pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance of your water. pH that is either too high or low will prevent plants from absorbing n... — LTL Shipping Required. — Ships from DL: Livermore, California USA....more info.
 dl-HPHUP-5GA   $59.90 
 X Nutrients pH Up (32oz)      X Nutrients pH Up (32oz) 
X Nutrients pH Up (32oz) (HPHUP-1QT)pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance of your water. pH that is either too high or low will prevent plants from absorbing nutri... — Ships from DL: Livermore, California USA....more info.
 dl-HPHUP-1QT   $6.66 
 X Nutrients pH Up (2.5 gallon)      X Nutrients pH Up (2.5 gallon) 
X Nutrients pH Up (2.5 gallon) (HPHUP-2.5GA)pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance of your water. pH that is either too high or low will prevent plants from absorbi... — Ships separately from DL: Livermore, California USA....more info.
 dl-HPHUP-2.5GA   $35.70 
 X Nutrients pH Up (1 gallon)      X Nutrients pH Up (1 gallon) 
X Nutrients pH Up (1 gallon) (HPHUP-1GA)pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance of your water. pH that is either too high or low will prevent plants from absorbing n... — Ships from DL: Livermore, California USA....more info.
 dl-HPHUP-1GA   $16.34 
 X Nutrients pH Down (5 gallon)      X Nutrients pH Down (5 gallon) 
X Nutrients pH Down (5 gallon) (HPHDOWN-5GA)pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance of your water. pH that is either too high or low will prevent plants from absorbi... — LTL Shipping Required. — Ships from DL: Livermore, California USA....more info.
 dl-HPHDOWN-5GA   $59.90 
 X Nutrients pH Down (32oz)      X Nutrients pH Down (32oz) 
X Nutrients pH Down (32oz) (HPHDOWN-1QT)pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance of your water. pH that is either too high or low will prevent plants from absorbing n... — Ships from DL: Livermore, California USA....more info.
 dl-HPHDOWN-1QT   $6.66 
 X Nutrients pH Down (2.5 gallon)      X Nutrients pH Down (2.5 gallon) 
X Nutrients pH Down (2.5 gallon) (HPHDOWN-2.5G)pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance of your water. pH that is either too high or low will prevent plants from abso... — Ships separately from DL: Livermore, California USA....more info.
 dl-HPHDOWN-2.5GA   $35.70 
 X Nutrients pH Down (1 gallon)      X Nutrients pH Down (1 gallon) 
X Nutrients pH Down (1 gallon) (HPHDOWN-1GA)pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance of your water. pH that is either too high or low will prevent plants from absorbi... — Ships from DL: Livermore, California USA....more info.
 dl-HPHDOWN-1GA   $16.34 
 X Nutrients Micro Nutrients (55 gallon)      X Nutrients Micro Nutrients (55 gallon) 
X Nutrients Micro Nutrients (55 gallon) (HMICNUTR-55G)Micro Nutrients should be used with either Grow or Bloom Nutrients. It provides all the important secondary nutrients necessary for ideal growth. Micro Nutrients are used through all stages of growth and flowering/fruiting. Manufacturer's Product Information ... — LTL Shipping Required. — Ships from DL: Livermore, California USA....more info.
 dl-HMICNUTR-55GA   $499.13 
Displaying 41 to 60 (of 4367 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
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


Specials more
Gold Flower Part B. 1 Liter
Gold Flower Part B. 1 Liter
$9.63
$8.28
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)
BOTANICARE® CAL-MAG PLUS QUART (12/CASE)
BOTANICARE® CAL-MAG PLUS QUART (12/CASE)
BOTANICARE® LIQUID KARMA™ QUARTS (12/CASE)
BOTANICARE® LIQUID KARMA™ QUARTS (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)
EARTH JUICE™ BLOOM 0-3-1 Organic - QUART(12/CASE)
EARTH JUICE™ BLOOM 0-3-1 Organic - 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)
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.Primal Harvest 2lb (16/cs)
04.Rainbow Mix Bloom 40lb
05.White Widow 1lb
06.Go Box Starter Kit
07.Dyna-Gro Pro-TeKt 1 gal
08.Earth Juice Godsilica, 1 qt
09.Grow More Water Soluble 0-50-30 25lb
10.RAW MICROBES Grow Stage, 8 oz
11.Magnum, 2.5 gal
12.RAW BLOOM, 10 lbs
13.Dirty Dozen Starter Kit
14.Happy Frog Japanese Maple, 4 lbs.
15.Oregonism XL 6lbs. Endo/Ecto-Mycorrhizae
Languages
English Deutsch Español
Currencies
Feeds
RSS 2.0
Google Sitemap
ROR Sitemap
ROR Feed
Ads
Amazon Ad
Ads

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
Matched Content
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