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.
Happy Memorial Day! We are taking orders but please note some shippers & warehouses are closed in observance of Memorial Day.
Celebrating our 11th Year of Service to Gardeners! Thank you for your business!
Categories
* Lamps / Tubes / Bulbs ++ (538)
* Lighting Systems ++ (1183)
! Nutrients & Supplements (4274)
* Composters & Compost Tea Brewing (43)
* Organic Gardening (537)
* Leaf Shines & Washes (97)
* Pest & Disease Control (582)
* Cloning & Propagation (450)
* Grow Systems ++ (723)
* Meters, Timers & Instruments ++ (642)
* Pots / Containers (1019)
* Pumps, Irrigation & Watering Supplies ++ (1711)
* Grow Media (553)
* Plant Seeds (62)
* Environmental Control ++ (1990)
* Greenhouses (86)
* Grow Rooms / Tents (165)
* Reflective / B&W Films (141)
* Garden Accessories ++ (1022)
* Hand Tools ++ (526)
* Gardening Books & DVDs (57)
* Growing Apparel & Bags (95)
What's New? more
NatureVAC Economy Vacuum Sealer
dl-799997
NatureVAC Economy Vacuum Sealer
$70.02
Manufacturers more
Quick Find
Quick Find
Use keywords to find the product you are looking for.
Advanced Search

Information
Who else is online?
There are 64 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 481 to 500 (of 4274 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 
 Emerald Harvest Cali Pro Grow A Quart/0.95 Liter (12/Cs) 3 - 0 - 0   Emerald Harvest Co.   Emerald Harvest Cali Pro Grow A Quart/0.95 Liter (12/Cs) 3 - 0 - 0 
Reach the full genetic potential of your crops with Emerald Harvest® Cali Pro® Grow A & B and Cali Pro® Bloom A & B, our complete 2-part base nutrient series. Cali Pro® is a nitrogen-rich fertilizer that nourishes your high-yield, indoor-grown crops with the essential elements they need to develop strong stalks and stems and support a robust harvest. Cali Pro® is rich in phosphorus... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS)....more info.
 723894   $9.82 
 Emerald Harvest Cali Pro Grow B Quart/0.95 Liter (12/Cs) 2 - 2 - 5   Emerald Harvest Co.   Emerald Harvest Cali Pro Grow B Quart/0.95 Liter (12/Cs) 2 - 2 - 5 
Reach the full genetic potential of your crops with Emerald Harvest® Cali Pro® Grow A & B and Cali Pro® Bloom A & B, our complete 2-part base nutrient series. Cali Pro® is a nitrogen-rich fertilizer that nourishes your high-yield, indoor-grown crops with the essential elements they need to develop strong stalks and stems and support a robust harvest. Cali Pro® is rich in phosphorus... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS)....more info.
 723902   $9.82 
 GROTEK® CAL-MAX™ 2-0-0 - 1 LITER (6/CASE)   Grotek   GROTEK® CAL-MAX™ 2-0-0 - 1 LITER (6/CASE) 
Grotek Cal-Max™ CAL-MAX 1 LITER (6/CASE) Cal-Max™ 2 - 0 - 0 is an excellent source of additional calcium, magnesium and iron Cal-Max™ can be used on all plants, providing calcium, magnesium and iron for your garden. This helps solve one of the most common nutrient deficiency problems facing fruit and vegetable growers as many soils or potting mixes simply do... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS)....more info.
 732960   $9.89 
 B'CUZZ® SOIL A 3-0-3 - QUART (12/case)   Atami   B'CUZZ® SOIL A 3-0-3 - QUART (12/case) 
B'Cuzz® Soil Nutrients BCUZZ SOIL A QUARTS (12/CS) B'Cuzz Soil Nutrients are composed of the purest raw materials with elements of Food Grade quality. B'Cuzz Nutrients are entirely tailored to soil specific substrate leading to maximum output. B'Cuzz Soil Nutrients ensure biological balance in soil media. To ensure best results use in conjunction with B'Cuzz Stimulants. Equal... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS)....more info.
 732569   $9.89 
 B'CUZZ® HYDRO A 4-6-4 - QUART   Atami   B'CUZZ® HYDRO A 4-6-4 - QUART 
B'CUZZ® HYDRO A 4-6-4 - QUART (12/CASE) Nutrients & Supplements... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS)....more info.
 732560   $9.89 
 B'CUZZ® HYDRO B 0-4-6 - QUART   Atami   B'CUZZ® HYDRO B 0-4-6 - QUART 
B'CUZZ® HYDRO B 0-4-6 - QUART (12/CASE) Nutrients & Supplements... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS)....more info.
 732565   $9.89 
 BCuzz Coco Nutrition B 1 Liter (12/Cs)      BCuzz Coco Nutrition B 1 Liter (12/Cs) 
B'Cuzz Coco Nutrition A & B (each sold separately) Coconut substrates are still very popular as a cultivation medium. Coconut has the buffering properties of soil and the accuracy of rock wool. This combination makes for healthy growing and blooming plants. Coco Nutrition A & B helps crops make better use of the coconut and also ensures a biological balance in the coconut substrat... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS)....more info.
 733480   $9.89 
 BCuzz Coco Nutrition A 1 Liter (12/Cs)      BCuzz Coco Nutrition A 1 Liter (12/Cs) 
B'Cuzz Coco Nutrition A & B (each sold separately) Coconut substrates are still very popular as a cultivation medium. Coconut has the buffering properties of soil and the accuracy of rock wool. This combination makes for healthy growing and blooming plants. Coco Nutrition A & B helps crops make better use of the coconut and also ensures a biological balance in the coconut substrat... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS)....more info.
 733472   $9.89 
 X Nutrients Bloom Spray (1 Quart)      X Nutrients Bloom Spray (1 Quart)  
X Nutrients Bloom Spray (1 Quart) (XNHBLSP-1QT)The flowering or fruit stage of a plant is the most satisfying. This is the time when all the hard work starts to pay-off. Along with changing a plants environment, you should change its nutrients. Bloom Spray is specifically designed for the flowering and fruit stage. Its unique combination of fertilizer and trace elements help... — Ships from DL: Livermore, California USA....more info.
 dl-XNHBLSP-1QT   $9.90 
 X Nutrients CalMagX (32oz)      X Nutrients CalMagX (32oz) 
X Nutrients CalMagX (32oz) (HCAMG-1QT)Calcium Magnesium adds additional calcium, magnesium and iron. It helps to prevent nutrient deficiencies and optimizes plant nutrition. It is well suited for high calcium intake plants. Manufacturer's Product Information MSRP $17 ... — Ships from DL: Livermore, California USA....more info.
 dl-HCAMG-1QT   $9.93 
 GH CALIMAGIC QUART   General Hydroponics   GH CALIMAGIC QUART 
CALiMAGic CALiMAGic™ is a concentrated blend of readily available Calcium and Magnesium. It is formulated to assist fast growing plants by preventing secondary nutrient deficiencies. CALiMAGic™ helps optimize plant nutrition and enhances plant growth and development while preventing blossom end rot and tip burn in many crops such as tomatoes and lettuce as well as other Calcium in... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS)....more info.
 733525   $9.94 
 VITA GROW LIQUID 'SUPER GROW' QUART   Vita Grow   VITA GROW LIQUID 'SUPER GROW' QUART 
VITA GROW LIQUID 'SUPER GROW' 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 th... — Ships from Portland, Oregon USA....more info.
 HY426   $9.95 
 GHBB® MAXIGRO™ 2.2LB (12/CASE)   General Hydroponics   GHBB® MAXIGRO™ 2.2LB (12/CASE) 
General Hydroponics MaxiGro MAXIGRO 2.2LB (12/CASE) MaxiGro 10-5-14 is used to encourage growth of seedlings and cuttings and to stimulate rapid growth through the vegetative growth stage. Manufacturer's Product Information 2007 MSRP Each $15.34 Case Weight26.4 LB Case Dimensions14. x 8. x 9.75 IN ... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS)....more info.
 718301   $9.97 
 MAXIBLOOM 2.2LBS (12/CASE)   General Hydroponics   MAXIBLOOM 2.2LBS (12/CASE) 
MaxiBloom 5-15-14 MaxiGro™ and MaxiBloom™ are extremely potent, stand-alone, water-soluble, dry concentrate nutrients. Complete in primary, secondary, and micro nutrients, pH buffered MaxiGro™ and MaxiBloom™ will provide superior results when used with a wide variety of crops in both hydroponic and soil-based environments. MaxiBloom™ is for the reproductive stage in fast growing a... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS)....more info.
 718281   $9.97 
 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 HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-HOJ05299   $9.97 
 Rich Humic 18, 1 quart   Earth Juice   Rich Humic 18, 1 quart 
Hydro Organics / Earth Juice Rich Humic 18, 1 quart (HOHA18QT)Humic acid is a naturally occurring material found in soils, lignite and composting vegetable matter. Rich Humic lab results show 22% humic acid through the alkaline extraction method and 3% humic acid through the acid insoluble method. Because some states recognize only the acid insoluble method, we list Rich Humic at 3... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-HOHA18QT   $9.99 
 Beastie Bloomz, 6 oz   FoxFarm   Beastie Bloomz, 6 oz 
FoxFarm Beastie Bloomz, 6 oz (FX14103)Late Flowering Formula: FoxFarm engineered Cha Ching® to maximize a plant's production. Every stage of the growing cycle demands optimal nutrition. Cha Ching® is a high-phosphorus fertilizer that won't leave a salty residue or build up in the soil. Even better, we've included the micronutrient pack that FoxFarm is known for. It contains... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-FX14103   $10.01 
 Open Sesame, 6 oz   FoxFarm   Open Sesame, 6 oz 
FoxFarm Open Sesame, 6 oz (FX14104)Open Sesame® is our Early Flowering Formula: a high-phosphorus soluble fertilizer that's designed to bring plants into bloom at your command. Just say the magic words! Open Sesame® provides the optimal level of nutrition with minimal salts and other residue buildups. Whether you're growing in hydroponic systems, containers, or gardening in... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-FX14104   $10.01 
 Happy Frog H/Phos Bat Guano, 4 lbs.   FoxFarm   Happy Frog H/Phos Bat Guano, 4 lbs. 
FoxFarm Happy Frog H/Phos Bat Guano, 4 lbs. (FX14056)Our high phosphorus bat guano is perfect for gardeners who want the extra strength of this single, powerful ingredient. Because of the long aging process that this product goes through, our bat guano is packed with phosphorus to deliver spectacular flowers, sweeter fruit, and multiple bud development. Bat guano has been known sin... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-FX14056   $10.01 
 Big Bloom Liquid Concentrate, 1 qt   FoxFarm   Big Bloom Liquid Concentrate, 1 qt 
FoxFarm Big Bloom Liquid Concentrate, 1 qt (FX14002)Big Bloom® is a Natural & Organic Blossom Builder. Our special, micro-brewed formula incorporates earthworm castings, bat guano and other high test organic ingredients that offer a full range of nutrients. Norwegian kelp improves nutrient uptake and increases yields. Rock phosphate helps transfer energy from one part of the pl... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-FX14002   $10.01 
Displaying 481 to 500 (of 4274 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
Specials more
Natural Animal Repellent - Ready to Use Spray, 128 oz. Gallon Rosemary Scent
Natural Animal Repellent - Ready to Use Spray, 128 oz. Gallon Rosemary Scent
$39.99
$35.99
Reviews more
8' POWER CORD W/ MOGUL BASE SOCKET (FOR SELF-BALLASTED CFL/LED LAMPS)
GREAT QUALITY. BEST PRICE! Great fixture! Got it because it ..
5 of 5 Stars!
BizRate Customer Certified (GOLD) Site - HorticultureSource.com -Specialty Gardening Supply Reviews at Bizrate

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)
GH Flora Series Performance Pack
GH Flora Series Performance Pack
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)
EARTH JUICE™ GROW 2-1-1 Organic - QUART (12/CASE)
EARTH JUICE™ GROW 2-1-1 Organic - QUART (12/CASE)
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)
Bestsellers
01.SUPERTHRIVE™ 4 OZ (12/CASE)
02.SUPERTHRIVE™ 2 OZ (24/CASE)
03.SUPERTHRIVE™ PINT (12/CASE)
04.FLORA BLOOM GALLON
05.GHBB® FLORA MICRO™ GALLON (4/CASE)
06.Botanicare Cal-Mag Plus Quart (12/Cs)
07.GHBB® FLORA GRO™ GALLON (4/CASE)
08.FOX FARM BIG BLOOM™ 0-4-0 QUART (12/CASE)
09.BOTANICARE® LIQUID KARMA™ QUARTS (12/CASE)
10.Flora Bloom Quart
11.SUPERTHRIVE™ GALLON (4/CASE)
12.GHBB® LIQUID KOOLBLOOM™ QT 12/CASE
13.GHBB® FLORA GRO™ QUART
14.FOX FARM TIGER BLOOM® QUART (12/CASE)
15.BOTANICARE® LIQUID KARMA™ GALLON (4/CASE)
Languages
English Deutsch Español
Currencies
Feeds
RSS 2.0
Google Sitemap
ROR Sitemap
ROR Feed
Ads
Amazon Ad
Matched Content
Ads
Global Tech LED Mammoth

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
UPSFedExUSPS OnTrac CalOver EstesR+LSouthEasternSAIA
Copyright © 2005 — 2017 Usisu, Inc.: Conditions of Use VISAMasterCardAmerican ExpressDiscoverDiners ClubJBCPayPal Money Order