Hydroponic & Organic Gardening

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Clear Plastic Saucer - 14"
Conveniently-sized to accommodate most sizes of nursery pots and grow bags. Clear vinyl makes it easy to check the water level. A great way to protect your carpet or floors. 6" Saucer - for 4.5" Square Pot 8" Saucer - for 5.25" Square Pot and 1-Gallon Nu
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Clear Plastic Saucer - 14"
$2.50
Clear Plastic Saucer - 12"
Conveniently-sized to accommodate most sizes of nursery pots and grow bags. Clear vinyl makes it easy to check the water level. A great way to protect your carpet or floors. 6" Saucer - for 4.5" Square Pot 8" Saucer - for 5.25" Square Pot and 1-Gallon Nu
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Clear Plastic Saucer - 12"
$1.99
Clear Plastic Saucer - 10"
Conveniently-sized to accommodate most sizes of nursery pots and grow bags. Clear vinyl makes it easy to check the water level. A great way to protect your carpet or floors. 6" Saucer - for 4.5" Square Pot 8" Saucer - for 5.25" Square Pot and 1-Gallon Nu
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Clear Plastic Saucer - 10"
$1.29
Bluelab Bluelab pH 4.0 Calibration Solution 250 ml
"pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated to pH 7.0 first (buffer) then to pH 4.0 (slope).Calibration Solution should be stored in a cool place out
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Bluelab pH 4.0 Calibration Solution 250 ml
$13.99
Bluelab Bluelab pH 7.0 Calibration Solution 250 ml
"pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated to pH 7.0 first (buffer) then to pH 4.0 (slope).Calibration Solution should be stored in a cool place out
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Bluelab pH 7.0 Calibration Solution 250 ml
$13.99
Growers Edge Magnifier EcoPlus Lighted Loupe - 40x
Powerful 40x lens. Unique, compact folding design with durable casing. Excellent illumination on specimen provided by two 6500k LED’s. Can be used to identify plants, and potential garden pests. On/off switch for the two LED lights. Batteries included
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Magnifier EcoPlus Lighted Loupe - 40x
$20.85
Grow Bag 3 gal Single
Black and White Poly Grow Bags are black on the inside and white on the outside to reflect light back to the plants while maintaining healthy root temperatures. These heavy-duty bags are fluted, stand upright when filled with growing medium, and have pre-
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Grow Bag 3 gal Single
$0.38
Grodan Grodan Improved Gro-Slab 6 in x 3 in x 36 in - Case/12
Made in Denmark since 1969, stonewool is widely recognized as the ideal growing substrate. For any growing application, stonewool offers speed, ease of use and cleanliness. Grodan stonewool is known for its quality, consistency and performance. This multi
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Grodan Improved Gro-Slab 6 in x 3 in x 36 in - Case/12
$115.99
Grodan Grodan Gro Block Improved Mini Block 2" Strip/24 - Case of 1440
Grodan offers both a 1.5" and a 2" individually-wrapped starter cube. The 1.5" cubes are sold as a 3-pack of strips of 15 each, and the 2" are sold as a 2-pack of strips of 12 each. These cubes are for starting seeds or cuttings and transplanting into the
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Grodan Gro Block Improved Mini Block 2" Strip/24 - Case of 1440
$554.99
Grodan Grodan Gro Block Improved Mini Block 1.5" Strip/45 - Case of 50 Strips
Grodan offers both a 1.5" and a 2" individually-wrapped starter cube. The 1.5" cubes are sold as a 3-pack of strips of 15 each, and the 2" are sold as a 2-pack of strips of 12 each. These cubes are for starting seeds or cuttings and transplanting into the
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Grodan Gro Block Improved Mini Block 1.5" Strip/45 - Case of 50 Strips
$613.99
Grodan Grodan Gro Block Improved HUGO 6"x 6"x 5.8" - CASE/64
Rockwool is a state-of-the-art rooting medium used in plant propagation. Seeds or cuttings are started in small rockwool cubes and, once rooted, the cubes are transferred to a larger piece of rockwool or may be planted directly in soil. Rockwool is used i
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Grodan Gro Block Improved HUGO 6"x 6"x 5.8" - CASE/64
$297.99
Grodan Grodan Grow-Cubes, 5.07 cu ft (loose in box)
Loose substrate, firm benefitsAre you looking for a porous and rigid substrate for your container cultivation? And do your cultivation methods place ease of watering high on your wish list? Then Grodan Growcube or Growchunk is the substrate for you. Groda
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Grodan Grow-Cubes, 5.07 cu ft (loose in box)
$154.99
Grodan Grodan Gro Block Improved GR4 Small 3"x3"x 2.6" w/ Hole Strip/8 - Case/384
Made in Denmark since 1969, stonewool is widely recognized as the ideal growing substrate. For any growing application, stonewool offers speed, ease of use, and cleanliness. Grodan stonewool is known for its quality, consistency and performance.
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Grodan Gro Block Improved GR4 Small 3"x3"x 2.6" w/ Hole Strip/8 - Case/384
$369.05
Grodan Grodan Delta 4G No Hole Case/384
Made in Denmark since 1969, stonewool is widely recognized as the ideal growing substrate. For any growing application, stonewool offers speed, ease of use, and cleanliness. Grodan stonewool is known for its quality, consistency and performance.
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Grodan Delta 4G No Hole Case/384
$369.05
Grodan Grodan Gro Block Improved GR10 Large 4"x4"x4" w/ Hole - Case/144 Blocks
Made in Denmark since 1969, stonewool is widely recognized as the ideal growing substrate. For any growing application, stonewool offers speed, ease of use, and cleanliness. Grodan stonewool is known for its quality, consistency and performance.
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Grodan Gro Block Improved GR10 Large 4"x4"x4" w/ Hole - Case/144 Blocks
$204.99
Grodan Grodan Gro Block Improved Big Mama 8"x 8"x 8" No Hole - Case/18
The largest block ever produced by Grodan, the Big Mama measures 8" x 8" x 8" and contains well over twice as much wool as the popular Hugo block. This block is big enough to grow a large plant for its entire life. When a plant outgrows its current block,
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Grodan Gro Block Improved Big Mama 8"x 8"x 8" No Hole - Case/18
$195.99
Grodan Grodan A-OK 50/40 2" x 2" Cubes Sheet of 50 - Case of 30
Grodan offers 1.5" and 2" tapered starter cubes. The 1.5" cubes are sold in a sheet of 98, and the 2" are sold in a sheet of 50. These cubes are for starting seeds or cuttings and transplanting into the medium of your choice, or you can continue in ro
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Grodan A-OK 50/40 2" x 2" Cubes Sheet of 50 - Case of 30
$522.99
Grodan Grodan A-OK 36/40 6/15 Starter Cubes 1.5" x 1.5" Sheet of 98 - Case of 30
Grodan offers 1.5" and 2" tapered starter cubes. The 1.5" cubes are sold in a sheet of 98, and the 2" are sold in a sheet of 50. These cubes are for starting seeds or cuttings and transplanting into the medium of your choice, or you can continue in ro
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Grodan A-OK 36/40 6/15 Starter Cubes 1.5" x 1.5" Sheet of 98 - Case of 30
$566.99
Measure Master Graduated Round Measuring Container 8 oz /250 ml
All-purpose Measure Master® Graduated Containers feature easy to read U.S. ounce and metric milliliter graduations. Positioned right on the container is our simple conversion chart for use as a reference guide for other commonly used measurements. Mea
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Graduated Round Measuring Container 8 oz /250 ml
$4.48
Measure Master Graduated Round Measuring Container 500 ml
All-purpose Measure Master® Graduated Containers feature easy to read U.S. ounce and metric milliliter graduations. Positioned right on the container is our simple conversion chart for use as a reference guide for other commonly used measurements. Mea
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Graduated Round Measuring Container 500 ml
$7.55
Sale
Botanicare Botanicare Sweet Carbo Berry gal
Sweet Berry is scientifically formulated for the biosynthesis of crucial compounds to maintain optimal metabolism and contains select carbohydrates for amplified energy, increased sugar/brix content and plant biomass, esters and bio-polyphenolic compounds
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Botanicare Sweet Carbo Berry gal
$52.85
$52.85
Sale
Botanicare Botanicare PB PRO Grow qt
Pure Blend Pro Grow is a premium, one-part, plant food for use in soil, coco and container gardens or soilless hydroponic applications. Pure Blend Pro® Grow is beneficial for fruits, flowers, vegetables, houseplants, shrubs, cacti and succulents. For best
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Botanicare PB PRO Grow qt
$30.68
$18.41
Seed Savers Lettuce - Red Velvet (organic)
Absolutely striking appearance. Tops of leaves are solid maroon, and the backs are green tinged with maroon. SSE is proud to have reintroduced this variety in 2002. Slow to bolt. Looseleaf, 55 days. ±28,000 seeds/oz.
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Lettuce - Red Velvet (organic)
$3.99
Seed Savers Watermelon - Blacktail Mountain (organic)
Gorgeous green-black round fruits weigh 6-12 pounds. Deep scarlet flesh is super sweet, juicy, and crunchy. Perfect for short season areas; also does well in hot humid climates. Bred by SSE member Glenn Drowns in the 1970s when he lived in northern Idaho,
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Watermelon - Blacktail Mountain (organic)
$3.99