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GrowShop

Welcome to Open Grow™ Shop, here you can find everything you need to create your Urban farm. From Growrooms, to lights and ballast, you can find it here.

Outlet

GrowRooms

Lighting

Growing Systems

Irrigation

Living Soil

GroLab

Fertilizers

PH e EC

Substrates

Indoor Growing Kits

Environment

Pots & Others

Protective Equipment

Accessories & Tools

Pest Control

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Showing 1-20 of 20 item(s)

Correctors

Terra Aquatica pH Up 1-10L

Terra Aquatica

150001300001566

€15.99

Why choose Terra Aquatica pH Down? Control pH and boost silica levels at the same time Whilst raising pH level may seem crazy to growers in hard water areas, it’s a real issue with very soft water or when using reverse osmosis. pH Up allows that adjustment, and offers a good source of available silicate - which is often deficient in Hydroponics, due to...

In stock

Correctors

Terra Aquatica pH Down 1-60L

Terra Aquatica

150001300001561

€15.99

Why choose Terra Aquatica pH Down? To make pH Down, Terra Aquatica carefully blend three acids commonly used alone in hydroponics to give you all the benefits of each - without the disadvantages. Terra Aquatica pH Down uses nitric and phosphoric acids to do the initial heavy lifting of altering your water pH, and the blend of both means no disturbance to...

Plagron

Plagron Bat Guano 1-25L

Plagron

150001300000642

€16.03

What is Bat Guano? Bat Guano, a bat manure based product, is a natural and organic fertilizer capable of stimulating root formation and soil life, promoting healthy growth and flowering, and ensuring excellent aroma and taste. This compost is completely ecological and natural, it contains the necessary nutrients to get the most out of the crops as it is...

Guanokalong / GK-Organics

GK-Organics Palm Tree Ash 1-25L

Guanokalong

150001300000631

€10.37

What is GK-Organics Palm Tree Ash? Palm Tree Ash is a perfect organic flower intensifier to use with Guanokalong Powder. Composed of palm ash with high content of potassium, phosphorus and magnesium. It also contains many other elements that help to level the acidity of the soil. NPK 0-1-30 in powder formGray colorpH value: 10 (high) Benefits...

Guanokalong / GK-Organics

GK-Organics Complete Organics 1-22L

Guanokalong

150001300000627

€16.03

What is GK-Organics Complete Organics? GK-Organics Complete Organics is a 100% organic fertilizer all in one, it contains everything you need for the growth and flowering of your plants. It is a balanced mix of Guanokalong Powder, Seaweed Powder, Palm Tree Ash, Veg Pearls and Lava Worm Powder. If you have little time to take care of the conditions of...

BioBizz

BioBizz Pre-Mix 5-25L

BioBizz

150001300000645

€12.16

What is BioBizz Pre Mix? Pre Mix is a dry organic fertilizer mix that combines the qualities of various organic fertilizers, rock flour and trace elements and in such quantities that it guarantees optimal growth and flowering, as well as maximum resistance to diseases and fungi. With Pre-Mix you can make your own substrate even for a low price. How to...

In stock

Correctors

BioBizz Bio·Down 1-5L

BioBizz

150001300000191

€16.49

What is Bio·pH-? Bio·pH- is an aqueous solution made of citric acid found naturally in different citrus fruits, such as lemons. It is designed to work perfectly with the Biobizz nutrients and can be used in every watering. Why choose Bio·pH-? Bio·pH- can be used both during the vegetative and flowering periods, in every watering, and in combination...

Correctors

BioBizz Bio·Up 1-5L

BioBizz

150001300000187

€15.49

What is Bio·pH+? Bio·pH + was specially developed for the organic agriculture sector. Bio·pH+ is a humic acids based formulation harvested from natural sources, specially designed for the growers that want to keep everything organic in their grow, from seed to harvest. Why choose Bio·pH+? Bio·pH+ can be used both during the vegetative and flowering...

Guanokalong / GK-Organics

GK-Organics Lava Worm Powder 5-25L

Guanokalong

150001300000337

€20.75

What is GK-Organics Lava Worm Powder? It is a combination of volcanic rock dust and worm castings: naturally very rich in minerals and therefore highly suitable for stimulating growth without using too many additives. GK-Organics Lava Worm Powder also contains a wide range of scarce trace elements, making this product unique in the plant nutrition...

Correctors

BioNova pH+ 1-5L

BioNova

150001300000193

€19.89

What is BioNova pH+? BioNova pH+ is a buffer/alkaline solution composed of potassium hydroxide (24,5%) to raise the pH of the nutrient solutions, in any grow phase. Due to its low concentration it is not as dangerous as the pure but it should be used protecting eyes and skin. Instructions and Dosage: Apply mixing 0.2-0.4 ml/L of solution to raise 0,5...

Correctors

BioNova pH- 1-5L

BioNova

150001300000195

€19.89

What is BioNova pH-? BioNova pH- is a phosphoric acid solution (24.5%) improved to lower the pH of nutrient solutions, in any phase of the crop. Due to its low concentration it is not as dangerous as the pure but it should be used protecting eyes and skin. Instructions and Dosage: Apply mixing 0.2-0.4 ml/L of solution to low 0,5 pH.

Guanokalong / GK-Organics

GK-Organics Seaweed Powder 1-25L

Guanokalong

150001300000637

€17.44

What is GK-Organics Seaweed Powder? Seaweed Powder is a completely organic and vegan microogranism enhancer. Thanks to its microelements, you can improve the quality of your soil to favor the growth of your plants. This algae powder also allows for greater moisture retention, improving the moisture balance in the soil. Benefits The growth hormones...

Ecoforce

Cultivers Ecoforce Liquid Earthworm Humus 1-20L

Ecoforce Cultivers

150001300001291

€11.78

Organic Matter Rich in Microorganisms The continuous application of earthworm humus improves the properties of the soil, which translates into an increase in the quality and production of the crops. Earthworm humus has a high microbial activity that improves plant growth. Stimulates root development of plants and their absorption of nutrients. It has...

Lurpe Natural Solutions

Lurpe Green Sunrise 1L-4L

Lurpe

150001300000932

€27.82

What is Green Sunrise? Lurpe Natural Solutions Green Sunrise is a blend of premium ingredients, ready to be added to compost teas during the plants' growth phase. The selection and proportion of herbs and other ingredients make Green Sunrise the ideal complement to your growing teas. All ingredients are authorized for use in organic farming....

Out of Stock - On Request

Lurpe Natural Solutions

Lurpe Healthy Harvest 1L-4L

Lurpe

150001300000937

€28.48

What is Healthy Harvest? Healthy Harvest by Lurpe Natural Solutions is a blend of top quality ingredients, ready to add to compost teas in the flowering phase of plants. The selection and proportion of the herbs, and other ingredients, make Healthy Harvest the ideal complement for your flowering teas. All ingredients are authorized for use in organic...

In stock

Ecoforce

Cultivers Ecoforce Sugar Cane Molasses 1-20L

Ecoforce Cultivers

150001300001052

€12.07

Improves soil properties Favors microbial activity in the soil, facilitating the availability of nutrients. Increases soil fertility, improves soil conditions and stimulates soil-plant interactions. Stimulates crop growth It favors obtaining abundant harvests, improving the capacity to retain water and nutrients. Amino acids form essential proteins in...

Out of Stock - On Request

Ecoforce

Cultivers Ecoforce Biochar 5-125L (1-25kg)

Ecoforce Cultivers

150001300001047

€12.07

Regenerates and increases soil fertility Increases aeration and agricultural production. Structure and texture improver. pH regulator for very acidic soils, improves their physical and chemical properties, and has the ability to buffer sudden changes in temperature. Acts as a pH corrector It retains nutrients for longer and boosts the growth of your...

Ecoforce

Cultivers Sulfur Liquid Fertilizer 1-5L

Ecoforce Cultivers

150001300001286

€14.90

It works by inducing the natural defenses of plants Improves crop yields by increasing nitrogen use efficiency. It activates the plant's defenses against fungal attacks such as powdery mildew, mites, and fungus. Decreases the pH of alkaline soils Promotes the synthesis of sulfur amino acids (cystine, methionine, L-cysteine), proteins, phytochelatins,...

Ecoforce

Cultivers Ecoforce Seaweed Eco Liquid Fertilizer 1-5L

Ecoforce Cultivers

150001300001314

€12.07

100% natural seaweed fertilizer Seaweed extract (Ascophyllum nodosum). Stimulates root growth and vegetative growth. It encourages exchanges between the roots and the soil. Recovery of crops that suffer stress. Plant enhancer Increases the power of root absorption and nutrient translocation. Improves the root system and transplantation. Accelerates...

In stock

Guanokalong / GK-Organics

GK-Organics Veg Pearls 1-25L

Guanokalong

150001300000847

€10.37

100% vegan fertiliser This is a vegan super fertiliser and is made from a plant-based extract of sugar cane. A complete and economical alternative for manure. It will provide astonishing growth using 100% organic means. Reduces irrigation needs & improves soil life Slow- and fast-releasing nitrogen No leaching, no leaf scorch Aplication:...

About Us

Open Grow™ is a Portuguese company that develops automation solutions for agricultural growing environments and is the creator of the modular system GroLab.

In addition to technological innovation, it also engages in the commercialization of cultivation products, offering complete solutions for both amateur and professional growers.

Welcome!

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	Open Grow, LDA Edifício Expobeiras, Prq. Ind. de Coimbrões, 3500-618 Viseu, Portugal
	+351 232 458 475 * \| +351 968 517 600 **
	Email: info@opengrow.pt

*(Call to the Portuguese fixed network)
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