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 ++ (520)
* Lighting Systems ++ (1112)
! Nutrients & Supplements (4232)
* Composters & Compost Tea Brewing (38)
* Organic Gardening (551)
* Leaf Shines & Washes (121)
* Pest & Disease Control (495)
* Cloning & Propagation (409)
* Grow Systems ++ (618)
* Meters, Timers & Instruments ++ (702)
* Pots / Containers (921)
* Pumps, Irrigation & Watering Supplies ++ (1478)
* Grow Media (559)
* Plant Seeds (10)
* Environmental Control ++ (1953)
* Greenhouses (90)
* Grow Rooms / Tents (148)
* Reflective / B&W Films (130)
* Garden Accessories ++ (833)
* Hand Tools ++ (518)
* Gardening Books & DVDs (59)
* Growing Apparel (1)
Manufacturers more
What's New? more
Ideal-Air Flange Kit 12 in (10/Cs)
736363
Ideal-Air Flange Kit 12 in (10/Cs)
$14.61
Quick Find
Quick Find
Use keywords to find the product you are looking for.
Advanced Search

Information
Who else is online?
There are 6 guests online.
Frequent search words
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 341 to 360 (of 4232 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 
 CNS17 Ripe 1 gal   Botanicare   CNS17 Ripe 1 gal 
Botanicare CNS17 Ripe 1 gal (BCNCNSRGAL)CNS17 Ripe 1-5-4 is a specially designed formula requested by industry professionals to be used in the final 3-4 weeks of the bloom cycle. Ripe has an adjusted NPK of 1-5-4 intended to help promote ripening in fruiting and flowering plants. By reducing nitrogen amounts to a minimum level and maintaining optimal ranges of phosphorous and potas... — 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-BCNCNSRGAL   $17.83 
 Cottonseed Meal 3.5 lb bag   HydroFarm   Cottonseed Meal 3.5 lb bag 
Espoma Cottonseed Meal 3.5 lb bag (EP5040)• Cottonseed meal is a by-product from food grade cottonseed oil production• It is an all-natural 100 percent organic plant food generally used for feeding trees and shrubs• It provides plants with all three essential nutrients• Long-lasting for acid-loving plants and all evergreens, trees and shrubs     ... — 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-EP5040   $8.44 
 Crystal Burst gal   Humboldt County's Own   Crystal Burst gal 
Emerald Triangle Crystal Burst gal (ETBURSTG)Humboldt County's own high potency Vitamin B1 bloom enhancer. Crystal burst is one of the most concentrated bloom enhancers available. It is 60% stronger than most popular enhancers on the market, and works well with all popular nutrient lines. Not for sale in: AK,AL,AR,CT,DE,GA,HI,IA,ID,IL,KS,KY,LA,ME,MS,MT,ND,NE,NH,NM,OH,OK,PR,RI,SC,SD... — 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-ETBURSTG   $49.41 
 DeuceDeuce 32 oz.   Humboldt Nutrients   DeuceDeuce 32 oz. 
Humboldt Nutrients DeuceDeuce 32 oz. (HNDD405)DeuceDeuce 0-0-22 DeuceDeuce is derived from sulfate of Potash, Potassium, and Ascophyllum Nodosum. Potassium aids plants in enzymatic function, protein and cellulose formation, efficient photosynthesis and rapid transportation of carbohydrates and starches throughout a plants vascul... — 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-HNDD405   $13.48 
 Diamond Nectar 1 qt   General Hydroponics   Diamond Nectar 1 qt 
General Hydroponics Diamond Nectar 1 qt (GH1352)Diamond Nectar: Despite the low level of nutrients found in natural soil-based environments, plant growth nevertheless occurs because humic acids channel available nutrients directly into nearby vegetation. By accelerating nutrient absorption at the root boundary zone where minerals enter the plant, humic acids optimize nutrient uptak... — 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-GH1352   $12.18 
 Diamond Nectar 15 Gal   General Hydroponics   Diamond Nectar 15 Gal 
General Hydroponics Diamond Nectar 15 Gal (GH1356)Diamond Nectar: Despite the low level of nutrients found in natural soil-based environments, plant growth nevertheless occurs because humic acids channel available nutrients directly into nearby vegetation. By accelerating nutrient absorption at the root boundary zone where minerals enter the plant, humic acids optimize nutr... — LTL Shipping Required — 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-GH1356   $270.99 
 Diamond Nectar 2.5 gal   General Hydroponics   Diamond Nectar 2.5 gal 
General Hydroponics Diamond Nectar 2.5 gal (GH1354)Diamond Nectar: Despite the low level of nutrients found in natural soil-based environments, plant growth nevertheless occurs because humic acids channel available nutrients directly into nearby vegetation. By accelerating nutrient absorption at the root boundary zone where minerals enter the plant, humic acids optimize nutrient up... — 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-GH1354   $59.62 
 DM MAX Vegetative Boost, 1 lt   DutchMaster   DM MAX Vegetative Boost, 1 lt 
Dutch Master DM MAX Vegetative Boost, 1 lt (DM1914)Dutch Master MAX is the legendary plant tonic released in Australia many years ago. Now Australia's favorite, MAX will be a winner in your garden too! And you don't even have to journey "down under" to get it, it's available right here. Koalas and dingoes sold separately MAX's specialized nutrient sinks into the plant, which allows... — 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-DM1914   $12.47 
 DM One Flower, 20 lt   DutchMaster   DM One Flower, 20 lt 
Dutch Master DM One Flower, 20 lt (DM3809) Tired of mixing part 1 with part 2 and part 3 to get that perfect mix? Hate feeling like you need a chemistry major or bartending degree just to get the dosing right? If you're like the rest of us who wants high performance without all the hassle then you need Dutch Master ONE! Enjoy high performance in a single bottle. Dutch Master ONE gi... — LTL Shipping Required — 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-DM3809   $59.29 
 DM One Grow, 20 lt (SPECIAL ORDER)   DutchMaster   DM One Grow, 20 lt (SPECIAL ORDER) 
Dutch Master DM One Grow, 20 lt (DM3806) (SPECIAL ORDER) Tired of mixing part 1 with part 2 and part 3 to get that perfect mix? Hate feeling like you need a chemistry major or bartending degree just to get the dosing right? If you're like the rest of us who wants high performance without all the hassle then you need Dutch Master ONE! Enjoy high performance in a single bottle. Dut... — Ships separately 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-DM3806   $59.29 
 Dyna-Gro Bloom 8 oz   Dyna-Gro   Dyna-Gro Bloom 8 oz 
Dyna-Gro Dyna-Gro Bloom 8 oz (DYBLM008)Dyna-Gro Bloom 3-12-6 is a low nitrogen, high phosphorus formula containing all 6 essential macronutrients and all 10 essential micronutrients that plants need. It is formulated to encourage development of large, vibrant blooms and is ideal for roses, orchids, African violets, and other flowering plants. Apply before flower buds appear to help... — 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-DYBLM008   $5.84 
 Dyna-Gro Grow, 8 oz   Dyna-Gro   Dyna-Gro Grow, 8 oz 
Dyna-Gro Dyna-Gro Grow, 8 oz (DYGRO008)Dyna-Gro Liquid Grow 7-9-5 is an all-purpose complete nutrition formula containing all 6 essential macronutrients and all 10 essential micronutrients that every plant needs. Grow 7-9-5 can be used to promote both foliage and blooms. Ideal for poor, rocky soils, container grown plants and hydroponics. Use Grow 7-9-5 as a rapid cure for nutrient... — 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-DYGRO008   $5.84 
 Dyna-Gro Pro-TeKt 5 gal   Dyna-Gro   Dyna-Gro Pro-TeKt 5 gal 
Dyna-Gro Dyna-Gro Pro-TeKt 5 gal (DYTEK500)Dyna-Gro's Liquid Pro-TeKt 0-0-3 is "The Silicon Solution." This liquid supplement supplies high levels of potassium and silicon to help plants build stronger cell walls. Use Pro-TeKt as a supplement with any fertilizer to provide non-toxic preventative protection against fungal infections and insect infestations. ... — LTL Shipping Required — 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-DYTEK500   $129.60 
 Dyna-Gro Pro-TeKt 8 oz   Dyna-Gro   Dyna-Gro Pro-TeKt 8 oz 
Dyna-Gro Dyna-Gro Pro-TeKt 8 oz (DYTEK008)Dyna-Gro's Liquid Pro-TeKt 0-0-3 is "The Silicon Solution." This liquid supplement supplies high levels of potassium and silicon to help plants build stronger cell walls. Use Pro-TeKt as a supplement with any fertilizer to provide non-toxic preventative protection against fungal infections and insect infestations. ... — 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-DYTEK008   $5.66 
 Earth Juice Assist, 1qt   Earth Juice   Earth Juice Assist, 1qt 
Hydro Organics / Earth Juice Earth Juice Assist, 1qt (HOJ03811)A natural liquid wetting agent to be used with soil, coir, planting mixes and native soils. Helps to improve the effectiveness of waterings and/or feedings. May be used solely or added to fertilizers solutions. For indoor/outdoor plants, soil and hydroponics. Manufacturer's ... — 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-HOJ03811   $11.66 
 Earth Juice Grow pt   Earth Juice   Earth Juice Grow pt 
Hydro Organics / Earth Juice Earth Juice Grow pt (HOJ03101)An intense Nitrogen formulation that may be used as a potent Grow fertilizer that will generate lavish vegetative growth, or a dynamic General-Purpose formula that will provide robust growth along with an explosion of flowers, vegetables and fruit. It is the best choice for those who prefer a single formula for both growth ... — 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-HOJ03101   $7.75 
 Earth Juice META-K, 1 qt   Earth Juice   Earth Juice META-K, 1 qt 
Hydro Organics / Earth Juice Earth Juice META-K, 1 qt (HOJ05299)A natural liquid potassium formulation for potassium-deficient plants and those plants that require increased potassium. Recommended to apply prior to and during flowering/fruiting to aid the plant's ability to support production, increase drought resistance, and to maximize nutrient assimilation. May be used together ... — 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-HOJ05299   $10.52 
 Earth Juice Microblast, 5 gal   Earth Juice   Earth Juice Microblast, 5 gal 
Hydro Organics / Earth Juice Earth Juice Microblast, 5 gal (HOJ07801)A proprietary liquid micronutrient formula designed to be used to prevent and/or correct micronutrient deficiencies. For use with Earth Juice Grow and Bloom "Original Formulas" as well as a variety of other liquid and dry soil and Hydroponic fertilizers. May be added to nutrient solution reservoirs, watered in or ... — Ships separately 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-HOJ07801   $103.14 
 Earth Shine Soil Booster with Biochar, 2 lbs. - A Hydrofarm Exclusive!   HydroFarm   Earth Shine Soil Booster with Biochar, 2 lbs. - A Hydrofarm Exclusive! 
GreenGro Earth Shine Soil Booster with Biochar, 2 lbs. - A Hydrofarm Exclusive! (GG3020)Earth Shine All-In-One Natural Soil Booster - A Hydrofarm Exclusive! Earth Shine Soil Additive is a sustainable way to enhance your garden's natural biological processes. • Increases soil carbon levels• Supports microbial development• Trace and essential minerals• Fortfied 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-GG3020   $18.63 
 Elemental 3 lbs   Aurora Innovations   Elemental 3 lbs 
Roots Organics Elemental 3 lbs (ROEL3)Roots Organics Elemental macronutrient and micronutrient supplement was specifically created to augment calcium and magnesium levels and prevent deficiencies that can occur with fast-growing plants. Elemental contains two absolutely essential macronutrients: Calcium, an essential nutrient for plant health due to its role in cell walls, membrane... — 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-ROEL3   $15.55 
Displaying 341 to 360 (of 4232 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!
 Estimate Shipping Costs by adding a product 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


PriceGrabber User Ratings for Horticulture Source
Specials more
INVENTORY BLOWOUT SALE
MANY ITEMS FAR BELOW COST - while quantities last

DRiWATER® Combo Pac 2: 20, 9 oz. GelPac Gel Packs
DRiWATER® Combo Pac 2: 20, 9 oz. GelPac Gel Packs
$31.80
$28.62
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)
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)
TECHNAFLORA® RECIPE FOR SUCCESS STARTER KIT (10/CASE)
TECHNAFLORA® RECIPE FOR SUCCESS STARTER KIT (10/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
BOTANICARE® CAL-MAG PLUS QUART (12/CASE)
BOTANICARE® CAL-MAG PLUS QUART (12/CASE)
FOX FARM GROW BIG® QUART (12/CASE)
FOX FARM GROW BIG® QUART (12/CASE)
SUPERTHRIVE™ GALLON (4/CASE)
SUPERTHRIVE™ GALLON (4/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)
GHBB® FLORA MICRO™ GALLON (4/CASE)
GHBB® FLORA MICRO™ GALLON (4/CASE)
Nutrient Trio-Soil Formula, 3 qts
Nutrient Trio-Soil Formula, 3 qts
FOX FARM OPEN SESAME® 1 LB (5- 45- 19)
FOX FARM OPEN SESAME® 1 LB (5- 45- 19)
FOX FARM BIG BLOOM™ 0-4-0 GALLON (4/CASE)
FOX FARM BIG BLOOM™ 0-4-0 GALLON (4/CASE)
Flora Bloom Quart
Flora Bloom Quart
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.Primal Harvest Powder 0-12-1, 50lbs.
02.Nutrient Trio-Soil Formula, 3 qts
03.Primal Harvest 2lb (16/cs)
04.Rainbow Mix Bloom 40lb
05.White Widow 1lb
06.Dyna-Gro Pro-TeKt 1 gal
07.Go Box Starter Kit
08.Magnum, 2.5 gal
09.Orca 16 Oz.
10.SUPERthrive, 1 qt
11.Oregonism XL 6lbs. Endo/Ecto-Mycorrhizae
12.Tiger Bloom Liquid Concentrate 1 pt
13.B'Cuzz Root, 32 oz
14.Earth Juice Godsilica, 1 qt
15.B'Cuzz Blossom Builder Tabzz, box of 18 Tabzz
Languages
English Deutsch Español
Currencies
Feeds
RSS 2.0
Google Sitemap
ROR Sitemap
ROR Feed
Ads
Ads
Summerstone Nursery

Customer Service

 

Shopping Help

 

My Account

 

Tools & Resources

Google Trusted Store 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