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
- Grower's Edge Fiberglass Stake 7/16 in Diameter 6 ft (Bag of 10)
740506
- Grower's Edge Fiberglass Stake 7/16 in Diameter 6 ft (Bag of 10)
$28.64
Quick Find
Quick Find
Use keywords to find the product you are looking for.
Advanced Search

Information
Who else is online?
There are 59 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 281 to 300 (of 4328 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 
 Hesi Phosphorus Plus 500 ML      Hesi Phosphorus Plus 500 ML 
Hesi Phosphorus Plus 500 ML (HES5044)Hesi Phosphorus Plus Hesi 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 ab... — Ships from DL: Livermore, California USA....more info.
 dl-HES5044   $8.07 
 Rainbow Mix "PRO" Grow, 2 lbs   HydroFarm   Rainbow Mix "PRO" Grow, 2 lbs 
Hydro Organics Rainbow Mix "PRO" Grow, 2 lbs (HOJ50352)Designed for today's "High Performance Gardening". A powerful blend of all natural ingredients and 29 different strains of Mycorrhizae and beneficial microbes. Can be used as a Pre-Mix, Booster, Top and Side Applications, and Brews a "Mean" Plant Tea. Contains the following non-plant food ingredients:Mycorrhizae, Pisolithus ti... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HOJ50352   $8.10 
 Rainbow Mix "PRO" Bloom, 2 lbs   HydroFarm   Rainbow Mix "PRO" Bloom, 2 lbs 
Hydro Organics Rainbow Mix "PRO" Bloom, 2 lbs (HOJ50372)Designed for today's "High Performance Gardening". A powerful blend of all natural ingredients and 29 different strains of Mycorrhizae and beneficial microbes. Can be used as a Pre-Mix, Booster, Top and Side Applications, and Brews a "Mean" Plant Tea. Contains the following non-plant food ingredients:Mycorrhizae, Pisolithus ti... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HOJ50372   $8.10 
 Roots Organics Super Phos Bat Guano 3 lb (3/Cs)   Aurora Innovations   Roots Organics Super Phos Bat Guano 3 lb (3/Cs) 
Roots Organics Super Phos Bat Guano is incredibly high in phosphorus and calcium and is extracted from select caves when the quality is at its highest. Potent and powerful high phosphorus guano consciously extracted to not disturb the bat colonies and to provide an unparalleled completely natural source of phosphorus and calcium. Roots organics Super Phos Bat Guano is fast acting a... 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.
 715102   $8.10 
 Giant Bloom Dry 0-49-29. 1 lb   Vita Grow   Giant Bloom Dry 0-49-29. 1 lb 
VITA GROW DRY BLOOM 1lb BOX NPK 0-49-29.Picture shows 4lb box 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 the plants. Vita Grow of... — Ships from Portland, Oregon USA....more info.
 HY442   $8.12 
 Super Micro Dry 3-10-20. 1 lb   Vita Grow   Super Micro Dry 3-10-20. 1 lb 
VITA GROW DRY MICRO PART A. 1 lb BOX NPK 3-10-20.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 the plants. Vita Grow offers a three-... — Ships from Portland, Oregon USA....more info.
 HY440   $8.12 
 VITA GROW LIQUID 'BLOOM' QUART   Vita Grow   VITA GROW LIQUID 'BLOOM' QUART 
VITA GROW LIQUID 'BLOOM' 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 the pla... — Ships from Portland, Oregon USA....more info.
 HY425   $8.12 
 VITA GROW LIQUID 'SUPER FAST GROW' QUART   Vita Grow   VITA GROW LIQUID 'SUPER FAST GROW' QUART 
VITA GROW LIQUID 'SUPER FAST GROW' QUART Use instead of HY426. For 400 watts or more of light. 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 d... — Ships from Portland, Oregon USA....more info.
 HY4261   $8.12 
 Humboldt Honey ES - 16 oz. - Humboldt Nutrients      Humboldt Honey ES - 16 oz. - Humboldt Nutrients 
Humboldt Honey ES - 16 oz. - Humboldt Nutrients (HHO404)Humboldt Nutrients Humboldt Honey ES is a premium blend of cane molasses, yucca, kelp and ocean fish. This sweetener is as unique as it is strong. It increases Brix levels by providing sugars to beneficial bacteria, fungi, and your plants. Just as the human body hosts beneficial bacteria in the digestive system, plants must h... — Ships from DL: Livermore, California USA....more info.
 dl-HHO404   $8.12 
 Master A - 16 oz. - Humboldt Nutrients      Master A - 16 oz. - Humboldt Nutrients 
Master A - 16 oz. - Humboldt Nutrients (HNMA404)Humboldt Nutrients Master A&B is a premium two-part fertilizer program designed for all plants made with non-toxic, high quality ingredients. Humboldt Nutrients has formulated this vigorous 2-part nutrient solution for use on any plant, in any growing medium and contains no EDTA s. The Humboldt Nutrients team of chemists and agronom... — Ships from DL: Livermore, California USA....more info.
 dl-HNMA404   $8.12 
 Master B - 16 oz. - Humboldt Nutrients      Master B - 16 oz. - Humboldt Nutrients 
Master B - 16 oz. - Humboldt Nutrients (HNMB404)Humboldt Nutrients Master A&B is a premium two-part fertilizer program designed for all plants made with non-toxic, high quality ingredients. Humboldt Nutrients has formulated this vigorous 2-part nutrient solution for use on any plant, in any growing medium and contains no EDTA s. The Humboldt Nutrients team of chemists and agronom... — Ships from DL: Livermore, California USA....more info.
 dl-HNMB404   $8.12 
 Botanicare Pure Blend Tea - Quart   Botanicare   Botanicare Pure Blend Tea - Quart 
Pure Blend Tea, Botanicare’s original flavor and aroma-enhancing supplement, is now better than ever. The Original Pure Blend Grow and Bloom formulas have been combined to create one highly effective formula. This single bottle formula, once again, sets the industry standard; using premium organic elements derived from all natural sources. Pure Blend Tea contains all ... — Ships from Seattle, Washington USA....more info.
 eco-2881A   $8.16 
 Pure Blend Bloom - Qt (12/cs)   Botanicare   Pure Blend Bloom - Qt (12/cs) 
Pure Blend Bloom - Qt (12/cs) (eco-2880)Pure Blend™ - The Original Pure Blend Bloom, 1 qt The Flavor Invigorator PURE BLEND is a hydro-organic compost solution blended with select organic ingredients from the land and sea. PURE BLEND contains all major and secondary elements, as well as an abundance of trace minerals, growth hormones, cytokenins and auxins. PURE BLEND ... This item is sold individually. — Ships from Seattle, Washington USA....more info.
 eco-2880   $8.16 
 MAXICROP® FISH 5.0-1.0-1.0 - QUART (12/CASE)   maxicrop   MAXICROP® FISH 5.0-1.0-1.0 - QUART (12/CASE) 
Maxicrop® Liquid Fish MAXICROP FISH QUART (12/CASE) Maxicrop® Liquid Fish (5.0 - 1.0 - 1.0)For trees, flowers, lawns, fruits & vegetables. Natural product made from fresh Atlantic fish.Can be used for cuttings & rootings, outdoor plants, foliar feed, lawns, compost enhancer Manufacturer's Product Information ... 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.
 718620   $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 
 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 Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-OG3100   $8.20 
 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 Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-OG3700   $8.20 
 RAW Microbes Grow Stage 2 oz (12/Cs)   NPK Industries   RAW Microbes Grow Stage 2 oz (12/Cs) 
Grow Stage Microbes are a specific group of beneficial bacteria and fungi formulated specially for the grow/vegetative stage of plants. This variety of Microbes is designed to promote root growth and nutrient availability during the grow stage. Inoculate seedlings and established vegetative plants with the highest CFU’s on the market! All RAW Microbes are double tested, both the in... 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.
 717970   $8.20 
 Bloom quart   Cutting Edge Solutions   Bloom quart 
Cutting Edge Solutions Bloom quart (CES2302)CES BLOOM is the second component of the base three part blooming formula, to be used in conjunction with the MICRO. BLOOM is a Phosphorus heavy formula for enhancing flower production, as well as to encourage a plant to shift it's hormonal signals from vegetative to flowering. BLOOM also contains Potassium to enhance the plant's photosyn... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-CES2302   $8.21 
 Grow quart   Cutting Edge Solutions   Grow quart 
Cutting Edge Solutions Grow quart (CES2202)CES GROW is another component of the CES base 3-part. To be used in the vegetative stage, GROW adds more Nitrogen for growth, and Potassium to enhance the plant's photosynthetic rate and energy transfer throughout the plant. GROW is used only in the vegetative stage and is completely omitted during the blooming stage. ... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-CES2202   $8.21 
Displaying 281 to 300 (of 4328 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
World Wide Garden Supply     Equipment Board for GrowLab Grow Room
This product is great for tents!! I was able to hang this in ..
5 of 5 Stars!
BizRate Customer Certified (GOLD) Site - HorticultureSource.com -Specialty Gardening Supply Reviews at Bizrate


Specials more
ECOPLUS™ 1/2IN TUB OUTLET FITTING  (10/BAG)
ECOPLUS™ 1/2IN TUB OUTLET FITTING (10/BAG)
$15.53
$14.04
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

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