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Canna Coco Natural - 50L

Alchimia Grow Shop presents 50L Canna Coco Natural, a very efficient organic substrate for marijuana cultivation in an [...]

  • 19.90€ 14.90€

GUANOKALONG Bat guano powder - 5 Kg

Guanokalong is a 100% natural and odourless fertiliser, it contains guano from bats and seabirds. Guanokalong provides a complete presence of nutr [...]

  • 51.42€ 35.95€
UP TO 5%

Guanodiff Classic's Powder

Guanodiff Classic's Powder is a bat guano fertiliser developed by Guano Diffusion and specially adapted to provide all the nutrients needed for the growth [...]

  • 500g 7.90€
  • 1 Kg 9.90€
  • 3 Kg 25.00€ 23.75€

GUANOKALONG Bat guano Powder

Guanokalong is a 100% natural and odourless fertiliser, it contains guano from bats and seabirds. Guanokalong provides a complete presence of nutr [...]

  • 1 Kg 16.34€ 11.40€
UP TO 30%

TRABE Diatical (Diatomaceous Earth)

Now available in Alchimiweb, Trabe Diatomaceous Earth, now called Diatical, is an organic nutrient/insecticide formulated from seaweed accumulatio [...]

  • 150g 10.30€ 7.20€
  • 1kg 17.84€ 13.35€

TRABE Nutrihemp

NUTRIHEMP is a slow-release organic fertilizer. It is composed of natural solid alginates mixed with a fertilizer rich in nitr [...]

  • 200 gr 13.12€ 9.80€
  • 1kg 32.14€ 24.10€

Terralba Hydrolyzed Kelp

For all growers interested in organic farming, Alchimia invites you to discover Terralba Kelp Hydrolysate, now available online in our nutrient catalogue. [...]

  • 50gr 9.90€ 9.40€
  • 100g 14.90€ 14.15€
  • 250g 19.90€ 18.90€
  • 500g 34.90€ 33.15€

Guanokalong Palm tree Ashes 1L

Guanokalong's Palm tree Ashes is a completely natural and organic product coming from the Island of Sumatra, in Indonesia, and included in the GK Organics [...]

  • 16.34€ 11.40€
UP TO 30%

Hydrolyzed Fish Meal

Fish has been used as nutrient for plants for a long time. Native Americans had already observed that they could double the yield of a corn plant by burying a fish [...]

  • 100g 6.90€ 5.85€
  • 250g 9.90€ 6.90€
  • 500gr 19.50€ 16.55€

Epsonita Epsom Salt - 1 L

Epsonita Epsom Salt is a highly reliable natural raw material of the purest quality. It is used to restore the level of magnesium in cases of [...]

  • 4.90€

Guanokalong Lava + Worm Humus 5 Kg

Alchimia presents here Guanokalong's Lava + Worm Humus, a solid fertilizer rich in nutrients and oligoelements for cannabis plants. It is made of volcanic rocks from Java i [...]

  • 26.62€ 19.95€

Coco Mix Bio Bizz

Coco-Mix from Bio Bizz is a totally organic substrate that perfectly matches with rapid assimilation fertilisers. Its to say the organic mineral fertilisers. The Coconut fi [...]

  • 50 L 11.00€

Guanokalong Seaweed Powder 1L

Guanokalong Seaweed Powder is a new product included in the GK Organics range of nutrients formulated by Guanokalong. It is completely organic and made of red seaw [...]

  • 26.62€ 19.95€

Lurpe Hydrolyzed Kelp

Alchimia Grow Shop presents Lurpe Hydrolyzed Kelp, a water-soluble kelp meal designed to be administered in irrigation or by foliar [...]

  • 200g 21.50€ 17.20€

Canna Coco Professional Plus - 50L

Alchimia Grow Shop presents 50L Canna Coco Professional Plus, a high quality organic cultivation substrate for growing marijuana. 50L Canna Coco Professional Plus, with coc [...]

  • 20.25€ 16.20€
UP TO 15%


Spirulina from Terralba is a highly nutritious organic and ecological amendment containing a large amount of nutrients including nitrogen, phospho [...]

  • 50 gr 8.90€ 7.55€
  • 100g 15.90€ 14.30€

KELP Ascophyllum Nodosum

Kelp is a very efficient natural nutrient which has been used in farming for thousands of years. It is a large, brown algae. It comes from the cold Escandinavian coast and is colle [...]

  • 500g 32.00€

Guanokalong Black Pellets

Alchimia presents here Guanokalong Black Pellets, formerly called Guano Black, a mix of guano and humic acids in the form of granules, ideal to enrich [...]

  • 1 kg 21.78€ 16.30€

SimbioSoil Plus

SimbioSoil Plus is a soil amendment rich in microbial life and bacteria, incorporated in a composted olive pulp base, perfect to revive the most d [...]

  • 1 Kg 9.50€ 9.00€

Guanokalong Complete Organics 1L

Guanokalong Complete Organics is a solid fertilizer with a balanced and complete mix of organic nutrients, which is included in the GK Organics range of products. [...]

  • 21.78€ 15.20€
UP TO 20%

H & G Rhizo Force

Rhizo Force from House & Garden is a very popular and essential product for growers who want to use the same soil in several crops. House & Garden Rhizo [...]

  • 2,2 Kg (Out of stock) 39.54€ 31.60€
  • 4 Kg (Out of stock) 42.20€

Bio soil enricher kit

This kit is composed of 3 products of organic origin: Nutrihemp (dry seaweed extracts) [...]

  • 35.46€ 31.91€


Alchimia presents here Terralba's Azomite, volcanic rock powder used to improve the nutrients in the soil thanks to the 70 trace minerals contained. The name "Azom [...]

  • 100g 6.90€ 5.85€

First Steps - SWA

First Steps is a soil amendment from Soil With Attitude formulated for the first stages of a cannabis plants' life. The ingredien [...]

  • 5L (Out of stock) 15.00€

Supersoil Outdoor Mix - SWA

Super Soil Outdoor Mix by SWA Super Soil, a product developed and designed for outdoor cultivation and long vegetative periods. The plants are wel [...]

  • 10L 47.50€ 42.75€

Metrop Substrate Plus presents Metrop Substrate Plus, a product to enrich mineral organic substrate improving the structure and nutritional reserves of such [...]

  • 3,5 Kg 44.59€ 35.67€

Pack Grow AACT Terralba

Alchimia presents Terralba complete growth kit, a way to enrich your Actively Aerated Compost Tea (AACT) to be used with your [...]

  • 39.00€
(+34) 972 527 248
(+34) 972 527 248
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