Grotek

GTGS23L
GRO-SILIC™ Soluble Silicon GRO-SILIC™ SOLUBLE SILICON is a concentrated liquid silicon supplement suitable for soilless and hydroponic systems. This plant-available form of silicon helps improve plant growth and vigor, in part by strengthening cell walls. Plants with improved cell...
$751.49 $1,001.99 -25%
Out of stock
GTBB25G
Blossom Blaster™ provides available phosphorous to improve root development and aid in blooming and fruiting. Potassium is instrumental in moving sugars produced by photosynthesis. This powerful flowering supplement should be added twice during the initial 3 weeks of flowering. Blossom...
$622.21 $895.99 -31%
In stock
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GTMG6060
The new Monster GrowTM Pro is a powerful supplement designed to enhance your existing fertilizer program during the vegetative and pre flowering stages. High levels of nitrogen are further enhanced by soluble plant based hydrolysate and kelp extracts ensuring monster growth when required.
$519.74 $692.99 -25%
In stock
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GTMB6060
Monster Bloom ™ has gained a reputation for its ability to assist plants during the middle stages of flower development and increase the overall harvest. The high concentration of phosphorous encourages blooming and plays a vital role in plant metabolism. Potassium in the formula improves...
$519.44 $747.99 -31%
In stock
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GTGS10L
GRO-SILIC™ Soluble Silicon GRO-SILIC™ SOLUBLE SILICON is a concentrated liquid silicon supplement suitable for soilless and hydroponic systems. This plant-available form of silicon helps improve plant growth and vigor, in part by strengthening cell walls. Plants with improved cell...
$403.19 $511.99 -21%
In stock
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GTVMPRO23L
Based on a university developed proprietary kelp extraction process, the new Vitamax™ Pro contains unparalleled energy from the ocean, plant proteins, and a diverse array of nutrients and organic acids essential for growth. This supplement can enhance virtually all feed programs by increasing the...
$323.24 $430.99 -25%
In stock
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GTVMP6040
The Vitamax TM line is specially formulated to improve plant growth, encourage blooming and assist floral and fruit development. These products contain macronutrients and added magnesium to aid in the formation of chlorophyll and other essential plant compounds.
$277.78 $399.99 -31%
In stock
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GTMG6050
The new Monster Grow TM Pro is a powerful supplement designed to enhance your existing fertilizer program during the vegetative and pre flowering stages. High levels of nitrogen are further enhanced by soluble plant based hydrolysate and kelp extracts ensuring monster growth when required.
$276.75 $368.99 -25%
In stock
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GTMB6050
Monster Bloom ™ has gained a reputation for its ability to assist plants during the middle stages of flower development and increase the overall harvest. The high concentration of phosphorous encourages blooming and plays a vital role in plant metabolism. Potassium in the formula improves...
$276.39 $397.99 -31%
In stock
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GTBB500G
Blossom Blaster™ provides available phosphorous to improve root development and aid in blooming and fruiting. Potassium is instrumental in moving sugars produced by photosynthesis. This powerful flowering supplement should be added twice during the initial 3 weeks of flowering. Blossom Blaster™...
$187.40 $256.99 -27%
In stock
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GTVMPRO10L
Based on a university-developed proprietary kelp extraction process, the new Vitamax ™ Pro contains unparalleled energy from the ocean, plant proteins, and a diverse array of nutrients and organic acids essential for growth. This supplement can enhance virtually all feed programs by increasing...
$163.42 $224.36 -27%
In stock
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GTPROS23L
Pro-Silicate is a nutritional silicate additive containing potassium and silicon. It helps keep the plants upright, positioning the leaves correctly for maximum light exposure that ultimately leads to more food production because of a high rate of photosynthesis. Pro-Silicate helps the plant...
$157.62 $226.99 -31%
In stock
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GTCLMX23L
During periods of high temperatures and accelerated growth, plants can develop nutrient deficiencies, which are preventable. Cal-Max™ was developed to provide the additional calcium, magnesium and iron needed to support peak production. Applied as a foliar spray, this product can help even in...
$148.66 $198.22 -25%
In stock
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GTMB6040
Monster Bloom ™ has gained a reputation for its ability to assist plants during the middle stages of flower development and increase the overall harvest. The high concentration of phosphorous encourages blooming and plays a vital role in plant metabolism. Potassium in the formula improves...
$147.21 $211.99 -31%
In stock
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GTMG6040
The new Monster Grow TM Pro is a powerful supplement designed to enhance your existing fertilizer program during the vegetative and pre flowering stages. High levels of nitrogen are further enhanced by soluble plant based hydrolysate and kelp extracts ensuring monster growth when...
$147.21 $211.99 -31%
In stock
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GTVMP6030
The Vitamax TM line is specially formulated to improve plant growth, encourage blooming and assist floral and fruit development. These products contain macronutrients and added magnesium to aid in the formation of chlorophyll and other essential plant compounds.
$121.76 $166.99 -27%
In stock
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GTGB300
Formulated to encourage early and vigorous growth,  Growth Booster™  is an excellent supplement for growing plants. High nitrogen supports green growth while phosphorus supports photosynthetic energy production. The phosphorus also works to increase the metabolism of carbohydrates...
$121.02 $165.99 -27%
In stock
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GTS6640
SYNERGY Symbiotic success What is Synergy Synergy™ is a water-soluble powder that contains fungi that helps plants achieve explosive root growth and increased biomass all the way to harvest. Arbuscular Mycorrhizal Fungi (AMF) supports growth and productivity in the majority of plants on our...
$107.09 $135.99 -21%
In stock
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GTCM10L
During periods of high temperatures and accelerated growth, plants can develop nutrient deficiencies, which are preventable. Cal-Max ™ was developed to provide the additional calcium, magnesium and iron needed to support peak production. Applied as a foliar spray, this product can help even in...
$89.35 $116.99 -24%
In stock
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GTPROS10L
Pro-Silicate is a nutritional silicate additive containing potassium and silicon. It helps keep the plants upright, positioning the leaves correctly for maximum light exposure that ultimately leads to more food production because of a high rate of photosynthesis. Pro-Silicate helps the plant...
$88.60 $115.99 -24%
In stock
+
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