Horticulture Source » Gardening & Hydroponics Store » Nutrients & Supplements » Humboldt Nutrients: SEA MAG 2.5 GALLON 2/CS [723072]   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 ++ (526)
* Lighting Systems ++ (1113)
! Nutrients & Supplements (4327)
* Composters & Compost Tea Brewing (43)
* Organic Gardening (521)
* Leaf Shines & Washes (104)
* Pest & Disease Control (563)
* Cloning & Propagation (425)
* Grow Systems ++ (583)
* Meters, Timers & Instruments ++ (679)
* Pots / Containers (1017)
* Pumps, Irrigation & Watering Supplies ++ (1563)
* Grow Media (572)
* Plant Seeds (18)
* Environmental Control ++ (1946)
* Greenhouses (89)
* Grow Rooms / Tents (167)
* Reflective / B&W Films (132)
* Garden Accessories ++ (923)
* Hand Tools ++ (524)
* Gardening Books & DVDs (59)
* Growing Apparel (14)
Manufacturers more
What's New? more
Royal Gold Kings Mix, 3 cu ft
hf-RG14512
Royal Gold Kings Mix, 3 cu ft
$21.05
Quick Find
Quick Find
Use keywords to find the product you are looking for.
Advanced Search

Information
Who else is online?
There are 41 guests online.
Ads
Product not found!
Continue
New Products For September
hf-PRPSSOL04 Plant Success Soluble 4 oz.
hf-PRPSSOL04
Plant Success Soluble 4 oz.

$14.04
hf-HNHR410 Humboldt Roots 250 ml.
hf-HNHR410
Humboldt Roots 250 ml.

$44.28
dl-407006 6" Elbow
dl-407006
6" Elbow

$10.89
hf-RC100 100 Gallon Smart Pot 38"x20"
hf-RC100
100 Gallon Smart Pot 38"x20"

$20.67
724927 18" Black Premium Plastic Saucer
724927
18" Black Premium Plastic Saucer

$4.09
dl-NPK451 RAW GROW - 2 oz
dl-NPK451
RAW GROW - 2 oz

$7.88
eco-5067 Air Divider 6 outlets
eco-5067
Air Divider 6 outlets

$4.92
708745 CLABER KOALA INDOOR FAUCET CONNECTOR (8/CASE)
708745
CLABER KOALA INDOOR FAUCET CONNECTOR (8/CASE)

$7.19
hf-RC400 400 Gallon Smart Pot 70
hf-RC400
400 Gallon Smart Pot 70

$55.17
901524 Ultra Sun MH 400/U/T-15 4200K Lamp (24/Cs)
901524
Ultra Sun MH 400/U/T-15 4200K Lamp (24/Cs)

$13.80
705155 20 ft bus cable line
705155
20 ft bus cable line

$20.95
702895 Titan Controls - Spartan Series Fan Speed Controller
702895
Titan Controls - Spartan Series Fan Speed Controller

$62.04
SH3050LG-PVC-A Zenport SH3050LG-PVC-A 3-Feet Balcony Greenhouse for Protected Patio, Balcony Plant Growing and Gardening , 3.3 x 2 x 3.3-Feet
SH3050LG-PVC-A
Zenport SH3050LG-PVC-A 3-Feet Balcony Greenhouse for Protected Patio, Balcony Plant Growing and Gardening , 3.3 x 2 x 3.3-Feet

$42.48
hf-ACMA36 Mirage Air Conditioner, 18 SEER, 36,000 BTU
hf-ACMA36
Mirage Air Conditioner, 18 SEER, 36,000 BTU

$2,455.22
hf-ML21346 Vegetable & Fruit Yield Enhancer 32oz
hf-ML21346
Vegetable & Fruit Yield Enhancer 32oz

$16.66
722015 pH 4.01 CAL SOLUTION 8OZ (12/CASE)
722015
pH 4.01 CAL SOLUTION 8OZ (12/CASE)

$4.77
eco-4458 Super Large Reflector 6"
eco-4458
Super Large Reflector 6"

$141.56
718577 FOXFARM NUTRIENT TRIO - HYDRO (4/CASE)
718577
FOXFARM NUTRIENT TRIO - HYDRO (4/CASE)

$42.45
736735 AIR KING® 6" - 2 SPEED CIRCULATING CLIP ON FAN
736735
AIR KING® 6" - 2 SPEED CIRCULATING CLIP ON FAN

$24.09
716880 HANNA GROCHEK® 1500 PPM TDS SOLUTION 20 ML (CASE of 25) MODEL HI 70442P (FULL CASE QUANTITIES ONLY)
716880
HANNA GROCHEK® 1500 PPM TDS SOLUTION 20 ML (CASE of 25) MODEL HI 70442P (FULL CASE QUANTITIES ONLY)

$19.26
hf-EH2020 Nature's Nectar Phosphorus 0-4-0, 1 gal (4/cs)
hf-EH2020
Nature's Nectar Phosphorus 0-4-0, 1 gal (4/cs)

$32.87
eco-2823 FloraMicro - 2.5 Gallon (2/cs)
eco-2823
FloraMicro - 2.5 Gallon (2/cs)

$49.74
hf-RWAO3640 AO 36/40 6/15 Cubes, 1.5x1.5", 30 sheets of 98
hf-RWAO3640
AO 36/40 6/15 Cubes, 1.5x1.5", 30 sheets of 98

$258.29
hf-HI70004P pH 4.01 Calibration Sol. 25x20ml (case of 25)
hf-HI70004P
pH 4.01 Calibration Sol. 25x20ml (case of 25)

$24.14
706594 Sun Hut Elastic Trellis 4 ft x 5 ft 1/Bag
706594
Sun Hut Elastic Trellis 4 ft x 5 ft 1/Bag

$8.84
QF7-90 Replacement Bolt and Nut Set for QF no 7, F8, F9, F10, F13, F19 (Felco 7-90 Kit)
QF7-90
Replacement Bolt and Nut Set for QF no 7, F8, F9, F10, F13, F19 (Felco 7-90 Kit)

$4.34
eco-4720 Megagarden System
eco-4720
Megagarden System

$132.26
706124 Fast Fit Tray Stand 4 ft x 8 ft
706124
Fast Fit Tray Stand 4 ft x 8 ft

$172.44
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
Manufacturer Info
Humboldt Nutrients
Humboldt Nutrients Homepage
Other products
Reviews more
Write ReviewWrite a review on this product!
BizRate Customer Certified (GOLD) Site - HorticultureSource.com -Specialty Gardening Supply Reviews at Bizrate


Tell A Friend
 
Share what you've found! Email a link to this page to friends, family, and colleagues!
Specials more
BOTANICARE® PUREBLEND™ ORIGINAL BLOOM 0.5-0.5-1 - GALLON (4/CASE)
BOTANICARE® PUREBLEND™ ORIGINAL BLOOM 0.5-0.5-1 - GALLON (4/CASE)
$16.10
$14.56
Similar Products
Dyna-Gro Mag Pro Quart (12/Cs)
726549
Dyna-Gro Mag Pro Quart (12/Cs)
$13.92

Ginormous - 16 oz. - Humboldt Nutrients
dl-HG404
Ginormous - 16 oz. - Humboldt Nutrients
$9.82

Sunshine Advanced PLANT FUEL MAX FLOWERS GALLON 1-4-5
732665
Sunshine Advanced PLANT FUEL MAX FLOWERS GALLON 1-4-5
$22.08

Piranha. 250 gram.
FE725
Piranha. 250 gram.
$117.14

FloraDuo B 55 Gal
hf-GH1688
FloraDuo B 55 Gal
$790.63

Languages
English Deutsch Español
Currencies
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  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