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 ++ (529)
* 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 ++ (1630)
* 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
Ushio CMH-315 Watt / 942 / Agro 4200K (12/Cs)
902933
Ushio CMH-315 Watt / 942 / Agro 4200K (12/Cs)
$64.40
Quick Find
Quick Find
Use keywords to find the product you are looking for.
Advanced Search

Information
Who else is online?
There are 22 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 661 to 680 (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 
 Roots Organics Uprising Foundation 3lbs Dry Blend (3/CS)   Aurora Innovations   Roots Organics Uprising Foundation 3lbs Dry Blend (3/CS) 
Roots Organics Uprising FoundationRoots Organics Uprising Foundation is a diverse blend of natural and organic ingredients specially formulated for maximum results. When used alone as an amendment or top dress, Roots Organics Uprising Foundation is very effective for supplementing calcium, magnesium and iron. However it is particularly effective when blended with Roots Organics... 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.
 715430   $11.39 
 Hesi Phosphorus Plus 1L      Hesi Phosphorus Plus 1L 
Hesi Phosphorus Plus 1L (HES5045)Hesi Phosphorus PlusHesi Phosphorus Plus is used in combination with Bloom Complex in the second half of the flowering phase. During flowering, the plant develops an increased need for phosphorus and potassium. Using Phosphorus Plus, we give plants what they need when they need it. Thanks to the use of high-quality ingredients, the plants absorb all... — Ships from DL: Livermore, California USA....more info.
 dl-HES5045   $11.41 
 Roots Organics Uprising Grow 3lbs Dry Blend (3/CS)   Aurora Innovations   Roots Organics Uprising Grow 3lbs Dry Blend (3/CS) 
Roots Organics Uprising GrowRoots Organics Uprising Grow is a diverse blend of natural and organic ingredients specially formulated for maximum results. This formula is effective alone as an amendment or as a top dress for encouraging vigorous growth. However it is particularly effective when used in conjunction with Roots Organics Uprising Bloom for a plant’s flowering phase ... 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.
 715440   $12.65  $11.44 
 MARINE CUISINE 4 LB   FoxFarm   MARINE CUISINE 4 LB 
Marine Cuisine® is a powerful blend of balanced plant foods combined with Pacific Northwest sea-going fish, crab meal, shrimp meal, bat guano, and earthworm castings, natures finest soil amendment. Crab and oyster shells feed the beneficial microbes in the soil, creating a healthy soil ecosystem. While decomposing, these oyster and crab shells create ammonical nitrogen which repels... — 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.
 718583   $11.45 
 SNOW STORM ULTRA 8 OZ 12/CS      SNOW STORM ULTRA 8 OZ 12/CS 
Snow Storm Ultra From Emerald Triangle If you like Purple Maxx/Snow Storm, but color is not your primary goal, then Snow Storm Ultra is for you. We isolated the “snow storm” effect and optimized it for maximum results. Absolutely nothing else like it on the market. Does not contain carbohydrates or molasses. Three years of development went into this Humboldt County o... 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.
 719942   $11.47 
 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 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.
 726820   $11.47 
 Grow More Mendocino Flowering Cal Mag Quart (12/Cs)   GrowMore   Grow More Mendocino Flowering Cal Mag Quart (12/Cs) 
The only NO NITROGEN Calcium-Magnesium supplement on the market. A hydroponic plant nutrient solution that is a proprietary blend of calcium and magnesium that contains NO NITROGEN. Created to boost fruit and flower yield as well as prevent blossom end rot. Flowering Cal Mag helps plants enhance water and nutrient uptake, while establishing a larger crop yield and healthier 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.
 721666   $11.50 
 Blood Meal 3.5 lb bag      Blood Meal 3.5 lb bag 
Espoma Blood Meal 3.5 lb bag (EP5080)• Safe source of organic nitrogen• Naturally produces more vigorous plants with richer, greener leaves• A time proven remedy for sickly plants• For organic gardening     Manufacturer's Product Information ... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-EP5080   $11.55 
 Great White 1oz   Plant Revolution   Great White 1oz 
Plant Success Great White 1oz (PRPSGW01)Great White is the most advanced mycorrhizal product on the market today. The cutting edge formula contains 15 different species of mycorrhizal fungi, 19 different species of beneficial bacteria, 2 species of trichoderma, plant vitamins, and glycine all in one product. Research shows that this powerful formula will ignite plant and root growt... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-PRPSGW01   $11.55 
 Greensand 7.5 lb bag      Greensand 7.5 lb bag 
Espoma Greensand 7.5 lb bag (EP5120)• Greensand is a mined mineral rich in soil conditioning glauconite• Contains potash and other minerals from natural marine deposits• Excellent soil conditioner• Carrying a formulation of 0-0-0.1 Manufacturer's Product Information ... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-EP5120   $11.55 
 Tomato Tone 8 lb bag      Tomato Tone 8 lb bag 
Espoma Tomato Tone 8 lb bag (EP3030)• Tomato-tone 3-4-6• Produces plump, abundant tomatoes, not unwanted foliage• Long lasting and safe to use• Safe to use; no hazardous or toxic materials• Environmentally safe     Manufacturer's Product Information ... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-EP3030   $11.55 
 FLAVORFUL 32oz (12/CS)   Humboldt Nutrients   FLAVORFUL 32oz (12/CS) 
Humboldt Flavorful FlavorFul is 8% Fulvic acid with a dark, amber color indicating the high concentration. FlavorFul is comprised of long chains of organic carboxyl and polyhydroxide acids. Electrolytes are the key to healthy ion exchanges in plants and animals. Plants thirst for electrolytes to optimize health, and to maintain sustained vigorous growth. FlavorFul contains elect... 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.
 723076   $11.55 
 HUM-BOLDT HUMIC 32OZ 12/CS   Humboldt Nutrients   HUM-BOLDT HUMIC 32OZ 12/CS 
Humboldt Humic HUM-BOLT is a 8% Humic Acid which promotes high ion exchange capabilities, stimulates plant enzymes, increases beneficial organisms and acts as an organic catalyst. HUM-BOLT is a long-chain molecule which plays many roles in living organisms, it is a free radical scavenger, binding up free electrons, as well as heavy metals which can negatively affect proper cell ... 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.
 723086   $11.55 
 Humboldt Hydro Deuce Quart (12/Cs)   Humboldt Nutrients   Humboldt Hydro Deuce Quart (12/Cs) 
Humboldt Nutrients Hydro Deuce 0 - 0 - 22 The high quality potassium used in our Deuce Deuce is now formulated in a lower viscosity (thickness) allowing this award winning formula to function without issue in your pumps and reservoirs. Potassium is the great equalizer in plants, ensuring that numerous chemical interactions take place. Hydro Deuce has been crafted by the Humboldt N... 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.
 723234   $11.55 
 Grow More Flower & Bloom 15lb      Grow More Flower & Bloom 15lb 
Grow More Flower & BloomGrow More Flower & Bloom 15lb (721800)Low nitrogen, slow release bloom formula. For use on all flowering plants. Gentle, no burning formula, recommended for hanging baskets, all types of annual and perennial flowers. Excellent when transplanting and bulbs. Not registered in the state of OR at this time. ... — 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.
 721800   $11.57 
 Spray-N-Grow, 8 oz   Spray-N-Grow   Spray-N-Grow, 8 oz 
Spray-N-Grow Spray-N-Grow, 8 oz (SPSNG8)More, Bigger, Better. . . blooms, vegetables and fruit! Spray-N-Grow is not a fertilizer, hormone, or hydroponic nutrient solution. Spray-N-Grow is a foliar micronutrient complex made up of naturally occurring elements essential for plant growth. Fertilizers and nutrient solutions provide your plants with major elements necessary for plant g... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-SPSNG8   $11.58 
 Bill's Perfect Fertilizer, 8 oz   Spray-N-Grow   Bill's Perfect Fertilizer, 8 oz 
Spray-N-Grow Bill's Perfect Fertilizer, 8 oz (SPBPF8)Bill's Perfect Fertilizer is a high phosphorus foliar fertilizer formulated to dramatically increase blooming and plant growth. This fertilizer is a highly effective supplement to hydroponic nutrient solution and Spray-N-Grow that produces excellent results in all growing mediums. Ma... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-SPBPF8   $11.58 
 FOX FARM BIG BLOOM™ 0-4-0 QUART (12/CASE)   FoxFarm   FOX FARM BIG BLOOM™ 0-4-0 QUART (12/CASE) 
FoxFarm Big Bloom 100% Natural and Organic BIG BLOOM QUART (12/CASE) Biologically active formula is an instant plant food. Dramatically enhances flavor and fragrance! Promotes strong extra large multiple blooms and will not burn plants. Can be used in combination with all Fox Farm fertilizers. The best of the best! Manufacturer's Product Inf... 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.
 718520   $11.58 
 Clearex. 1 Quart   Botanicare   Clearex. 1 Quart 
Clearex Nutrient Salt Leaching Solution.1 QuartUsed for periodic flushing of fertilizer build-up from plant growing mediums.... — Ships from Portland, Oregon USA....more info.
 HY546   $11.58 
 Piranha Pruner XL Pruning Shears      Piranha Pruner XL Pruning Shears 
Piranha Pruner XL Pruning Shears Piranha Pruner XL Pruning Shears Manufacturer's Product Information MSRP $17.95 ... — Ships from DL: Livermore, California USA....more info.
 dl-550010   $11.59 
Displaying 661 to 680 (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
DRIP CAP 6" (125/CS)
A must for alge & i like the 4 feeders on the bottom but?? T ..
2 of 5 Stars!
BizRate Customer Certified (GOLD) Site - HorticultureSource.com -Specialty Gardening Supply Reviews at Bizrate


Specials more
12" - 10" Ducting Reducer (ONLY 1 LEFT IN STOCK)
12" - 10" Ducting Reducer (ONLY 1 LEFT IN STOCK)
$11.10
$8.32
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 Español
Currencies
Feeds
RSS 2.0
Google Sitemap
ROR Sitemap
ROR Feed
Ads
Amazon Ad
Matched Content
Ads
Summerstone Nursery

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