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Nutrients & Supplements

Soil Amendments
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64
Down to Earth Soluble Root Growth Enhancer | 1lb - OMRI Listed - (Case of 6)
Out of stock
$39.89 $59.99 -34%
Down To Earth Fruit Tree 6-2-4 | 25lb - OMRI Listed
In Stock: 350
$39.87 $53.89 -26%
Down To Earth Rose & Flower Mix 4-8-4 | 25lb - OMRI Listed
In Stock: 184
$39.87 $53.89 -26%
HDI Clonex Rooting Gel | 250ml - Wide Mouth Bottle
In Stock: 905
$39.81 $48.02 -17%
Neptune's Harvest Seaweed Plant Food 0-0-1 | 1gal - Concentrate - Makes 128gal - OMRI Listed - (Case of 4)
In Stock: 79
$39.76 $49.49 -20%
Grotek Blossom Blaster, 130 g
In Stock: 2287
$39.76 $70.66 -44%
Age Old Grow, 1 gal
In Stock: 44
$39.69 $48.99 -19%
Age Old Bloom, 1 gal
In Stock: 61
$39.69 $48.99 -19%
Age Old Kelp, 1 gal
In Stock: 35
$39.69 $48.99 -19%
Down to Earth Bat Guano 7-3-1 | 10lb - OMRI Listed
In Stock: 249
$39.65 $49.99 -21%
Technaflora B.C. Boost, 4 L
In Stock: 103
$39.53 $52.99 -25%
HDI Ionic Grow Plant Nutrient 3-1-5 | 1gal - (Case of 4)
In Stock: 53
$39.49 $46.24 -15%
Royal Gold Imperial Boost 0-15-11 | 10lb - (Case of 4)
In Stock: 27
$39.37 $46.99 -16%
Down to Earth Acid Mix 4-3-6 | 25lb - For Acid Soil Loving Plants
In Stock: 466
$39.27 $52.99 -26%
BioAg Ful-Power | 1 gal
In Stock: 161
$39.24 $52.99 -26%
BioAg Ful-Power | 1 gal (ID,IL,IA,KS,MN,NE,OH,OK,OR)
In Stock: 11
$39.24 $52.99 -26%
HDI Ionic Bloom Plant Nutrient 3-2-6 | 1gal - (Case of 4)
In Stock: 92
$39.18 $46.24 -15%
FoxFarm Grow Big Hydro Liquid Concentrate, 2.5 gal
In Stock: 28
$39.16 $253.84 -85%
Royal Gold Crown Jewels Bloom 1-4-2 | 10lb - (Case of 4)
In Stock: 36
$39.08 $46.99 -17%
Royal Gold Crown Jewels Grow 3-2-2 | 10lb - (Case of 4)
In Stock: 144
$39.08 $46.99 -17%
Rhizoflora Terpinator 0-0-4 - 1gal
In Stock: 2
$39.00 $73.22 -47%
Remo Micro, 4 L
In Stock: 16
$38.99 $52.99 -26%
Remo Magnifical, 4 L
In Stock: 4
$38.99 $52.99 -26%
Down to Earth Starter Mix 3-3-3 | 25lb - OMRI Listed
Out of stock
$38.89 $51.79 -25%
Grotek Pro-Silicate, 4 L
In Stock: 967
$38.77 $46.99 -17%
Neptune's Harvest Fish Fertilizer 2-4-1 | 1gal - Concentrate - OMRI Listed - (Case of 4)
In Stock: 40
$38.62 $48.49 -20%
Botanicare Silica Blast 0-0-0.5 - 1gal
In Stock: 87
$38.52 $54.78 -30%
Biobizz Acti-Vera 1L CA & OR only
Out of stock
$38.30 $51.58 -26%
Biobizz Acti-Vera 1L
In Stock: 57
$38.30 $51.58 -26%
Roots Organics Oregonism XL Root Growth Enhancer | 1lb - (Case of 12)
In Stock: 17
$38.22 $54.99 -30%
Grotek Monster Bloom, 500 g
In Stock: 6211
$37.95 $45.99 -17%
Grotek Monster Grow Pro, 500 g
In Stock: 628
$37.95 $45.99 -17%
Great White Premium Mycorrhizae, 4 oz
In Stock: 344
$37.54 $44.99 -17%
Grotek Vitamax Pro 1-1-1 | 4L - (Case of 4)
In Stock: 108
$37.37 $85.79 -56%
FoxFarm Grow Big Liquid Concentrate, 2.5 gal
In Stock: 153
$37.27 $241.57 -85%
FoxFarm Tiger Bloom Liquid Concentrate, 2.5 gal
In Stock: 163
$37.12 $241.61 -85%
Down To Earth Vegetable Garden 4-4-4 | 25lb - OMRI Listed
In Stock: 194
$36.95 $49.99 -26%
Down to Earth All-Purpose Mix 4-6-2 | 25lb - OMRI Listed
In Stock: 361
$36.95 $49.99 -26%
HYGROZYME Horticultural Horticulture Enzyme Formula | 1L (0.26gal)
Out of stock
$36.91 $39.00 -5%
House & Garden Cocos A, 5 L
In Stock: 461
$36.75 $49.48 -26%
House & Garden Cocos B, 5 L
In Stock: 317
$36.75 $49.48 -26%
Plant Success Orca | 16oz
In Stock: 64
$36.71 $44.11 -17%
Orca Premium Liquid Mycorrhizae, 16 oz
In Stock: 58
$36.64 $43.99 -17%
SUPERthrive Root-Gel Rooting Gel | 8oz - (Case of 12)
Out of stock
$36.61 $51.99 -30%
House & Garden Multi Zen, 1 L
In Stock: 404
$36.58 $49.27 -26%
Grotek Insta-Green 3-0-0 | 4L - (Case of 4)
In Stock: 51
$36.57 $44.99 -19%
Botanicare Hydroplex Bloom 0-10-6 - 32oz
In Stock: 87
$36.48 $50.89 -28%
Plant Success Great White Premium Mycorrhizae | 4oz
In Stock: 215
$36.45 $45.16 -19%
Roots Organics Terp Tea Bloom, 9 lb
In Stock: 210
$36.45 $53.99 -32%
Roots Organics Terp Tea Grow, 9 lb
In Stock: 314
$36.45 $53.99 -32%
Remo Bloom, 4 L
In Stock: 5
$36.40 $48.99 -26%
Down to Earth Liquid Bone Meal 0-12-0 | 1gal - (Case of 4)
Out of stock
$36.27 $48.99 -26%
Magnesium Sulfate Epsom Salts | 50lb (49/PL) - OMRI Listed
In Stock: 1781
$36.25
Nectar for The Gods Olympus Up | 1gal - (Case of 4)
In Stock: 12
$36.17 $42.99 -16%
DaKine 420 Atomic Root Powder | 1,000g - (Case of 4)
In Stock: 12
$35.98 $144.99 -75%
Down to Earth Fish Bone Meal 4-12-0 | 25lb - OMRI Listed
In Stock: 206
$35.98 $48.99 -27%
Humboldt Honey Organic ES, 2.5 gal
In Stock: 18
$35.98 $212.99 -83%
Technaflora B.C. Bloom, 4 L
In Stock: 64
$35.94 $47.99 -25%
CYCO 5L Kleanse (2/CS) - (Case of 2)
In Stock: 2
$35.76 $50.04 -29%
Big Foot Mycorrhizae Gold | 4oz
In Stock: 57
$35.72
FoxFarm Bush Doctor Microbe Brew Microbial Inoculant 1-0.3-0.2 | 32oz - Concentrate
In Stock: 112
$35.72 $40.99 -13%
HDI Ionic PK BOOST Plant Nutrient 0-5-6 | 2.5gal - (Case of 2)
In Stock: 39
$35.64 $99.65 -64%
Mad Farmer Oxygenator, 6 gal
In Stock: 211
$35.44 $209.99 -83%
HEAVY 16 Foliar, 32 oz
In Stock: 338
$35.42 $52.49 -33%
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