Products
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from $15.95| /
Mighty
One Stop HydroMighty kills ALL accessible stages of SPIDER MITES including EGGS. Mighty may be used on fruits and vegetables and can be used indoors, outdoors o...
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$11.99| /
Milwaukee Instruments 1382 ppm Calibration Solution, 230 ml
One Stop HydroAvailable in 230 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 230 ml leak-proof bottles and are recommended for lab app...
View full details$11.99| /Sale -
$206.99| /
Milwaukee Instruments MA871 Digital Brix Refractometer, Range 0-85%
One Stop HydroDigital Sugar Refractometer for general purpose with automatic temperature compensation (ATC).Range 0-85% Brix, resolution 0.1%, units come with ba...
View full details$206.99| /Sale -
$347.99| /
Milwaukee Instruments MC720 Dosing Pump Kit
One Stop HydroThe MC720 Kit - Comes with the MC122 pH controller and MP810 dosing pump The small and precise flow of the MP810 provides fully automated pH contro...
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$551.99| /
Milwaukee Instruments Mi 805 Commercial Grade Combo pH/EC/TDS/Temp Meter
One Stop HydroMulti-range pH/EC/TDS and Temperature meter- 4-in-1 pH/EC/TDS/Temperature probe- The rugged MA851D/1 probe has been designedfor heavy-duty applicat...
View full details$551.99| /Sale -
$10.99| /
Milwaukee Instruments pH 4.01 Calibration Solution, 230 ml
One Stop HydroAvailable in 230 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 230 ml leak-proof bottles and are recommended for lab app...
View full details$10.99| /Sale -
$34.99| /
Milwaukee Instruments pH 600 pH Tester w/1 Point Manual Calibration
One Stop HydropH Tester with 1 point manual calibration, ± 0.2 pH accuracy, range: 0.0 pH to 14.0 pH. Full-range pH tester. 30-day warranty, snap-over protective...
View full details$34.99| /Sale -
$32.99| /
Milwaukee Instruments pH 600 pH Tester With 1 Point Manual Calibration
One Stop HydropH Tester with 1 point manual calibration, ± 0.2 pH accuracy, range: 0.0 pH to 14.0 ph. Full-range pH tester. 30-day warranty, snap-over protectiv...
View full details$32.99| /Sale -
$25.99| /
Milwaukee Instruments pH 7 Calibration Solution, 20 ml Sachets, case of 25
One Stop HydroAvailable in 220 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 220 ml leak-proof bottles and are recommended for lab ap...
View full details$25.99| /Sale -
$10.99| /
Milwaukee Instruments pH 7.01 Solution, 230 ml
One Stop HydroAvailable in 230 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 220 ml leak-proof bottles and are recommended for lab ap...
View full details$10.99| /Sale -
$649.99| /
Milwaukee SPO pH/IDC/Temp/Data logging Controller with Wi-fi
One Stop HydroMilwaukee pH & Temperature Monitor with Wifi Easy to set up, these devices accurately control water variables with programmable hysteresis, aut...
View full details$649.99| /Sale -
$46.34| /
Mini Measure Shot Glass, case of 12
One Stop HydroMeasure for measure, the Hydrofarm Mini Measure Shot Glass is ideal for home, lawn, garden, or kitchen. It features dishwasher safe construction, p...
View full details$46.34| /Sale -
$587.95| /
Mini Split Line Set - 1/4 in x 5/8 in - 50 ft
One Stop HydroLine sets and interconnecting wires for Mini Split Systems. These parts are required for a Mini Split installation. Look to the description to matc...
View full details$587.95| /Sale -
$103.99| /
Mini Sunburst HPS, 150W, w/Lamp
One Stop HydroMINI SUNBURST HPS WITH LAMP Hydrofarm's Mini Sunburst reflector comes with all that you need to get growing at a price that just can't be beat. You...
View full details$103.99| /Sale -
$10.56| /
Mogul Base E39 Socket 5KV/HOR w/ 5 in Leads
One Stop HydroPosition oriented to accept MH horizontal lamps. 5KV Socket. Leads attached. EC903066 - Mogul Base E39 Socket 5KV/HOR w/ 5 in Leads EACH CAS...
View full details$10.56| /Sale -
$17.39| /
Mogul-CMH Adapter E39/PGZ18
One Stop HydroMogul-CMH Adapter E39/PGZ18 For use with type PGZ18 lamps only Shipping Weight 0.33 lbs. Package Dimensions 2.00L x 2.00W x 3.75H Barcodes ...
View full details$17.39| /Sale -
$124.99| /
Mondi 1585X Gold Series Utility & Sump Pump, 1/2 HP, 1585 GPH
One Stop HydroThe Mondi Utility and Sump Pump is a heavy-duty, oilless (water cooled) multi-purpose pump for any home or commercial application where you need w...
View full details$124.99| /Sale -
$5.29| /
Mondi 4 in Propagation Dome w/ Easy Vents (50/Cs)
One Stop HydroA professional propagation dome for starting seeds or cuttings. Designed to provide more cubic volume for your growing plants. Constructed from hea...
View full details$5.29| /Sale -
$5.99| /
Mondi 7" Mini Greenhouse w/Easy Vents
One Stop HydroRegulates air flow with two adjustable vents that allow you to adjust temperature and humidity, guaranteeing better results for the garden. Heavy-d...
View full details$5.99| /Sale -
$5.79| /
Mondi Black & White 10 x 20 Propagation Tray, No Holes
One Stop HydroProduct Details • Premium grade virgin materials for cleanliness and durability• Premium white plastic for increased light reflectivity• Reinforced...
View full details$5.79| /Sale -
$5.05| /
Mondi Black & White Premium 10 x 20 Propagation Tray (50/Cs)
One Stop HydroThis is a clean and strong premium propagation tray made from high quality materials for durability. Interior is made of premium white plastic for ...
View full details$5.05| /Sale -
$19.95| /
Mondi Mini Greenhouse Thermo-Hygrometer
One Stop HydroThe Mondi Mini Greenhouse Thermo-Hygrometer mounts to the side of your mini greenhouse and reads temperature and humidity inside the dome. It ensur...
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$17.29| /
Mondi Mini Greenhouse Thermo-Hygrometer (25/Cs)
One Stop HydroThis revolutionary product mounts anywhere on your Mondi™ Mini Greenhouse and reads the temperature and humidity inside the dome. In combination wi...
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$19.33| /
Mondi Mist & Spray Deluxe Sprayer 2.1 Quart/2 Liter (12/Cs)
One Stop HydroSuperior quality, small capacity tank sprayer designed for use in the garden or home. Designed for maximum comfort, efficiency, safety and ...
View full details$19.33| /Sale -
$18.91| /
Mondi Mist & Spray Deluxe Tank Sprayer, 2 L/2.1 qt
One Stop HydroPump-action pressure sprayer is great for applying pesticides, insecticides, soaps, nutrients or just plain water. Constructed from heavy-duty pla...
View full details$18.91| /Sale -
from $1.76| /
Mondi Propagation Tray 10 x 20
One Stop HydroDeep, continuous channels and level fit wide ridges prevent water pooling and provide better stability for propagation media. Super reinforced side...
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$23.95| /
Mondi Telescopic Water Wand
One Stop HydroA soft showering head that is gentle on plants and flowers. An extendable wand that reaches from 36in to 52in. Adjustable flow control on the handl...
View full details$23.95| /Sale -
$21.99| /
Mondi Telescopic Water Wand 36"-52"
One Stop HydroEnjoy comfort while providing the water plants thirst for. The Mondi Telescopic Water Wand features a soft showering head that lets water flow gent...
View full details$21.99| /Sale -
$127.95| /
Mondi Utility Sump Pump 1200 GPH (4/Cs)
One Stop HydroGreat for controlling water in basement/indoor flooding, plant watering, water recirculation, and more! Outfitted with a 2/5 HP motor that ...
View full details$127.95| /Sale -
$124.95| /
Mondi Utility Sump Pump 1585 GPH (4/Cs)
One Stop HydroA heavy duty, oilless (water cooled) multipurpose pump suitable for water control: basement/indoor flooding, plant watering, water recircul...
View full details$124.95| /Sale -
$25.81| /
Monterey 70% Neem Oil Conc. Pint (6/Cs)
One Stop HydroA broad-spectrum insecticide, miticide and fungicide that controls numerous diseases as well as insects and mites. Use on vegetables, fruit trees, ...
View full details$25.81| /Sale -
from $14.99| /
Monterey 70% Neem Oil, 1 pt, pack of 6
One Stop HydroMonterey 70% Neem Oil, 1 pt, pack of 6 • OMRI Listed for Organic Gardening.• A broad spectrum insecticide, miticide and fungicide that controls nu...
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from $13.97| /
Monterey B.t.
One Stop HydroEasy-to-mix liquid concentrate. Kills caterpillar-type insects, but has no effect on birds, earthworms or beneficial insects such as honeybees and ...
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$13.25| /
Monterey Epsom Salts 4 lb (6/Cs)
One Stop HydroPromotes bloom in roses and other flowering plants. Absorbed through the roots and foliage of plant. Epsom Salts is a source of magnesium that is e...
View full details$13.25| /Sale -
$15.91| /
Monterey Epsom Salts, 4 lbs
One Stop HydroProduct Details • Promotes bloom in roses and other flowering plants• Absorbed through the roots and foliage of plant to help plant produce chlorop...
View full details$15.91| /Sale -
from $15.99| /
Monterey Garden B.t.
One Stop Hydro• Kills caterpillar-type insects, but has no effect on birds, earthworms, or beneficial insects such as honeybees and ladybugs, when used as direct...
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$14.29| /
Monterey Garden Horticultural Oil, 1 qt, pack of 6
One Stop HydroMonterey Garden Horticultural Oil, 1 qt, pack of 6 • OMRI listed for organic gardening• No temperature restrictions• Use up to the day of harvest•...
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from $22.99| /
Monterey Garden Take Down Garden Spray
One Stop Hydro• Insecticide made of natural pyrethrin and canola oil• Use on vegetables, fruit trees, houseplants, ornamental plantings such as flowerbeds, groun...
View full detailsfrom $22.99| /Sale -
from $20.39| /
Monterey Insect Spray w/ Spinosad
One Stop HydroFor control of foliage feeding worms (caterpillars), thrips, fire ants and other listed pests in lawns, outdoor ornamentals, vegetables, apples, ci...
View full detailsfrom $20.39| /Sale -
$19.53| /
Mosquito Bits, 30 oz
One Stop HydroMarshy swampy areas inundated with larvae? Summit Mosquito Bits can be used in any standing water including irrigation ponds, stock tanks, animal w...
View full details$19.53| /Sale -
$14.48| /
Mosquito Dunks, 6 per pack
One Stop HydroFor ORGANIC production and gardening. Biological mosquito control. Each Dunk kills mosquito larvae for 30 days or more. Can be used in Fish Habitat...
View full details$14.48| /Sale -
from $24.99| /
Mother Earth Coco
One Stop HydroMother Earth® Coco substrate contains the highest-quality mix of coco pith and coco fiber. Mother Earth® Coco is pre-buffered and pH adjust...
View full detailsfrom $24.99| /Sale -
from $25.99| /
Mother Earth Coco + Perlite Mix
One Stop HydroMother Earth® Coco + Perlite Mix is an RHP Certified natural plant growth media that is a great alternative to potting soil and other tradi...
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$11.94| /
Mother Earth Coco Bale 5kg
One Stop HydroMother Earth® Coco Bale is made of 100% natural coco fiber. Coco pith combined with longer and shorter fibers help to create a soil alterna...
View full details$11.94| /Sale -
$3.21| /
Mother Earth Coco Basket Liner 8 in (10/Pack)
One Stop HydroThe Mother Earth® Coco Basket Liner is perfect for use with loose grow medias. It can fit within a mesh basket or can be used a stand-alone.
$3.21| /Sale -
$5.97| /
Mother Earth Coco Cover 6 in 1=10/Pack (10/Cs)
One Stop HydroMother Earth® Coco Covers are a naturally derived replacement for plastic covers. These 100% natural coconut coir fiber covers work great f...
View full details$5.97| /Sale -
from $54.23| /
Mother Earth Coco Mat
One Stop HydroMother Earth® Coco Mats are made from woven coconut fiber and natural rubber. These mats are a perfect environment for root growth and can ...
View full detailsfrom $54.23| /Sale -
$22.86| /
Mother Earth Coco Peat Performance Soil 1.5CF (60/Plt)
One Stop HydroMother Earth® Coco Peat is a rich blend of ingredients designed to create a desirable plant growth media for those looking for an alternati...
View full details$22.86| /Sale