Grotek

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...
$676.97 $895.99 -24%
In Stock: 260
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.
$565.47 $692.99 -18%
In Stock: 2
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...
$565.15 $747.99 -24%
In Stock: 2813
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.
$302.22 $399.99 -24%
In Stock: 622
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.
$301.10 $368.99 -18%
Out of stock
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...
$300.71 $397.99 -24%
In Stock: 1053
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™...
$194.18 $256.99 -24%
In Stock: 313
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...
$176.79 $430.99 -59%
In Stock: 148
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...
$171.50 $226.99 -24%
In Stock: 3
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...
$169.35 $224.36 -25%
In Stock: 417
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...
$160.17 $211.99 -24%
In Stock: 197
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...
$160.17 $211.99 -24%
In Stock: 153
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...
$131.68 $165.99 -21%
In Stock: 260
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.
$126.17 $166.99 -24%
In Stock: 510
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...
$97.21 $116.99 -17%
In Stock: 721
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...
$87.64 $115.99 -24%
In Stock: 307
GTVMPRO4L
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...
$79.68 $105.46 -24%
In Stock: 626
GTBDF4L
A unique transitional product formulated to be used during the pre flowering and early flowering stages to improve overall flower development. By improving early flower growth it is possible to improve the fruit set, uniformity and yield of crops or produce flowering plants with...
$74.24 $98.25 -24%
In Stock: 883
GTVMP6020
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.
$66.75 $88.99 -25%
In Stock: 475
GTBBPRO4L
A high phosphorous formula that supports flower growth and key metabolic processes by enhancing the plants own systems. The nutrient ratios in this product maximize cellular metabolism ensuring peak flower development and improved overall yield. Notes:  E.C. Fertilizer
$56.22 $99.21 -43%
In Stock: 626
Show other 20 products
Free Shipping
In Stock
Price
$
$
  • $0
  • $677
Shop Owner