Horticulture Source » Gardening & Hydroponics Store » Organic Gardening » Humboldt Nutrients: HUMBOLDT MASTER A 2.5 Gallons 2/CS [723028]   Mobile   Secure |  My Account | Cart Contents | Checkout )
Horticulture Source
Quick Find
Help [?]   Search Descriptions Phrase   Advanced
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 President's Day! We are taking orders but please note some shippers & warehouses are closed in observance of President's Day.
Celebrating our 12th Year of Service to Gardeners! Thank you for your business!
Manufacturer Info
Humboldt Nutrients
Humboldt Nutrients Homepage
Other products
Reviews more
Write ReviewWrite a review on this product!

Shop By Price
Categories
* Lamps / Tubes / Bulbs ++ (522)
* Lighting Systems ++ (1192)
* Nutrients & Supplements (4247)
* Composters & Compost Tea Brewing (42)
! Organic Gardening (523)
* Leaf Shines & Washes (93)
* Pest & Disease Control (594)
* Cloning & Propagation (439)
* Grow Systems ++ (712)
* Meters, Timers & Instruments ++ (631)
* Pots / Containers (1023)
* Pumps, Irrigation & Watering Supplies ++ (1724)
* Grow Media (533)
* Plant Seeds (62)
* Environmental Control ++ (2028)
* Greenhouses (84)
* Grow Rooms / Tents (166)
* Reflective / B&W Films (143)
* Garden Accessories ++ (1094)
* Hand Tools ++ (450)
* Gardening Books & DVDs (56)
* Growing Apparel & Bags (119)
Manufacturers more
Ads
Most Viewed in Certified Organic & OMRI Listed Products - Media, Nutrients, Fertilizers & Supplements, Pest Control, Foliar Spray
BOTANICARE® COCOGRO™ PREMIUM SOILESS ORGANIC GROW MEDIA COMPRESSED COIR FIBER BALE 5 KG = .31 CU FT OR 70 LITERS = 4.37 CU
BOTANICARE® COCOGRO™ PREMIUM SOILESS ORGANIC GROW MEDIA COMPRESSED COIR FIBER BALE 5 KG = .31 CU FT OR 70 LITERS = 4.37 CU
FoxFarm Ocean Forest Potting Soil 1.5 cu ft (62-75/Plt)
FoxFarm Ocean Forest Potting Soil 1.5 cu ft (62-75/Plt)
ROOTS ORGANICS ORIGINAL NATURAL & ORGANIC POTTING SOIL 1.5 cu ft 34 lbs (60/pallet)
ROOTS ORGANICS ORIGINAL NATURAL & ORGANIC POTTING SOIL 1.5 cu ft 34 lbs (60/pallet)
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)
ROOTS 707 SOIL 3 CU FT 65 lbs (36/pallet)
ROOTS 707 SOIL 3 CU FT 65 lbs (36/pallet)
Co2Boost Bucket & Pump
Co2Boost Bucket & Pump
Ocean Forest Soil. 1.5 cu ft
Ocean Forest Soil. 1.5 cu ft
RAPID ROOTER™ REPLACEMENT PLUGS - 50 PLUGS (12/CASE)
RAPID ROOTER™ REPLACEMENT PLUGS - 50 PLUGS (12/CASE)
Soluble Seaweed Powder 1 lb
Soluble Seaweed Powder 1 lb
FOX FARM HAPPY FROG® SOIL 2.0 CU FT 52 LBS (46/PALLET)
FOX FARM HAPPY FROG® SOIL 2.0 CU FT 52 LBS (46/PALLET)
DYNA-GRO™ PURE NEEM OIL 8OZ (12/CASE)
DYNA-GRO™ PURE NEEM OIL 8OZ (12/CASE)
SP-90 Soluble Humate Powder 1 lb
SP-90 Soluble Humate Powder 1 lb
COCOTEK® NATURAL MIXED BRICK (24/CASE)
COCOTEK® NATURAL MIXED BRICK (24/CASE)
SERENADE® GARDEN DISEASE CONTROL OMRI LISTED - 32 OZ (6/CS)
SERENADE® GARDEN DISEASE CONTROL OMRI LISTED - 32 OZ (6/CS)
EARTH JUICE™ BLOOM 0-3-1 Organic - QUART(12/CASE)
EARTH JUICE™ BLOOM 0-3-1 Organic - QUART(12/CASE)
BLACK GOLD ALL ORGANIC POTTING SOIL 1.5 cu ft (50/pallet)
BLACK GOLD ALL ORGANIC POTTING SOIL 1.5 cu ft (50/pallet)
SAFER® BRAND INSECT KILLING SOAP CONCENTRATE OMRI LISTED - 16OZ (6/CASE)
SAFER® BRAND INSECT KILLING SOAP CONCENTRATE OMRI LISTED - 16OZ (6/CASE)
SP-85 Soluble Humate Powder 1 lb
SP-85 Soluble Humate Powder 1 lb
BOTANICARE® COCOGRO™ PREMIUM SOILESS ORGANIC GROW MEDIA COMPRESSED COIR FIBER BALE 650 GRAMS = 8 LITERS  WHEN HYDRATED
BOTANICARE® COCOGRO™ PREMIUM SOILESS ORGANIC GROW MEDIA COMPRESSED COIR FIBER BALE 650 GRAMS = 8 LITERS WHEN HYDRATED
Languages
English Deutsch Español
Product not found!
Continue
New Products For February
dl-200894 8 Burner PROPANE CO2 Generator - High Altitude
dl-200894
8 Burner PROPANE CO2 Generator - High Altitude

$306.79
hf-OG3710 RAW Silica, 8 oz
hf-OG3710
RAW Silica, 8 oz

$20.38
eco-5763 Ona Mist 6 oz. - Polar Crystal
eco-5763
Ona Mist 6 oz. - Polar Crystal

$7.70
eco-4430 Mini Sunburst w/ 175W HPS Lamp
eco-4430
Mini Sunburst w/ 175W HPS Lamp

$79.17
hf-OG3310 RAW Nitrogen, 8 oz
hf-OG3310
RAW Nitrogen, 8 oz

$15.14
742245 HydroFlow Garden Hose Adapter Insert 1/2" (case of 100)
742245
HydroFlow Garden Hose Adapter Insert 1/2" (case of 100)

$21.80
dl-912772 10" x 20" Seedling Tray Insert - 72 Cell
dl-912772
10" x 20" Seedling Tray Insert - 72 Cell

$0.87
740635 Measure Master 5000g Digital Scale w/ Bowl
740635
Measure Master 5000g Digital Scale w/ Bowl

$35.92
AGF150 Zenport AGF150 150mm (6 inch ) Mill bastard file
AGF150
Zenport AGF150 150mm (6 inch ) Mill bastard file

$2.01
hf-BCCSLS55 Clearex - Salt Leaching Solution  55 gal
hf-BCCSLS55
Clearex - Salt Leaching Solution 55 gal

$707.55
dl-HES5044 Hesi Phosphorus Plus 500 ML
dl-HES5044
Hesi Phosphorus Plus 500 ML

$7.62
700578 Samsung Max & Vivace Replacement Programmable Thermostat
700578
Samsung Max & Vivace Replacement Programmable Thermostat

$228.85
dl-SJWEBIT300W Secret Jardn Webit Trellis net (webIT300w)
dl-SJWEBIT300W
Secret Jardn Webit Trellis net (webIT300w)

$23.76
870030 Super Sprouter Neoprene Insert 2in Red (Pack of 100)
870030
Super Sprouter Neoprene Insert 2in Red (Pack of 100)

$25.07
732194 GH Floralicious Grow (275 Gallon Tote) (Special Order)
732194
GH Floralicious Grow (275 Gallon Tote) (Special Order)

$7,694.11
hf-HOEG35005 Elements Grow 5 Gal 16-0-0
hf-HOEG35005
Elements Grow 5 Gal 16-0-0

$123.70
hf-CKTRAYW Cut Kit Tray White 11"x21"
hf-CKTRAYW
Cut Kit Tray White 11"x21"

$1.91
726215 Super Sprouter Standard Germination Dome 2 in (25/Cs)
726215
Super Sprouter Standard Germination Dome 2 in (25/Cs)

$1.80
eco-2891B Pure Blend Bloom - 2.5 Gal (2/cs)
eco-2891B
Pure Blend Bloom - 2.5 Gal (2/cs)

$102.97
dl-XNHCAMG-5GA X Nutrients CalMagX (5 Gallon)
dl-XNHCAMG-5GA
X Nutrients CalMagX (5 Gallon)

$134.25
709157 Radish for Microgreens 1/4 lb (Sealed Bag)  (Case of 6)
709157
Radish for Microgreens 1/4 lb (Sealed Bag) (Case of 6)

$32.70
hf-CES2604 Uncle John's Blend 2.5 gal
hf-CES2604
Uncle John's Blend 2.5 gal

$101.76
743122 Current Culture CCH2O Lid Dual 2 x 5.5 in - White (36/Cs)
743122
Current Culture CCH2O Lid Dual 2 x 5.5 in - White (36/Cs)

$23.36
704552 H2O2 Liquid Oxygen 34% Gallon Oregon Label (Case of 4)
704552
H2O2 Liquid Oxygen 34% Gallon Oregon Label (Case of 4)

$71.90
728460 CHROME AIR MANIFOLDS 4 ADJUSTABLE OUTLETS - 1/4" ID INLET - 3/16" ID OUTLET
728460
CHROME AIR MANIFOLDS 4 ADJUSTABLE OUTLETS - 1/4" ID INLET - 3/16" ID OUTLET

$3.54
724255 VermaPlex Hydroloyzed Fish 2.5 Gallon (2/Cs)
724255
VermaPlex Hydroloyzed Fish 2.5 Gallon (2/Cs)

$63.49
dl-015000 5000ml Measuring Cup
dl-015000
5000ml Measuring Cup

$8.80
eco-2276 Jump Start 72 Pellet Refills
eco-2276
Jump Start 72 Pellet Refills

$6.57
Ads
Amazon Ad
ebay Ad

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
Ads

UPSFedExUSPS OnTrac CalOver EstesR+LSouthEasternSAIA
Copyright © 2005 — 2018 Usisu, Inc.: Conditions of Use VISAMasterCardAmerican ExpressDiscoverDiners ClubJBCPayPal Money Order