Image Grow Info All Articles All Videos Grow Guide Downloads Cultivation Optimising Electrical Conductivity (EC) for growing under LED Lighting with CANNA Nutrients Plant associated micro organisms Roots and root hairs Plant growth regulators - Part 1 The effect of light spectrum on plant development - Part 2 The effect of light spectrum on plant development - Part 1 New Light systems LEDs for plant production Grower’s Tip: Need a Light? Electrical Conductivity Water types, quality and treatments Hard Water, Soft Water, What is It and How Do I Deal with It? The most occurring forms of plant stress The practices of ventilation The principles of ventilation How air temperature affects plants Plant hormones Florigen, the flowering hormone How to take cuttings Don’t mix brands How does pH affect plant growth Do's and don'ts of variety mixing The benefits of flushing Two bottles, one nutrient CO2, building blocks for plants First Time Growing How plants communicate Mediums for growing in a container Lighting for growing my plants Ten watering rules of thumb Plant problems Parasitic wasps - Part 2 - Pests & Diseases Parasitic wasps - Part 1 - Pests & Diseases Phosphorus: A complicated story - Part 2 Phosphorus: A complicated story Fusarium - Pests & Diseases Spider mite - Pests & Diseases Whitefly - Pests & Diseases Thrips - Pests & Diseases Aphids - Pests & Diseases Oidium and Mildew - Pests & Diseases Botrytis cinerea - Pests & Diseases Fungus gnats - Pests & Diseases It's Mildew's turn Oidium combat strategies Oidium and mildew Tips in the battle against mildew White powder: mildew Fungus: kingdom of the fluffies Sulphur deficiency guide Potassium deficiency guide Nitrogen deficiency guide Iron deficiency guide Magnesium deficiency guide Phosphorus deficiency guide Calcium deficiency guide Create your grow schedule go to grow guide Image Growing methods Determining the volume and density of soil improvers and growing media Hydroponics: The nutrient film technique (NFT) Hydroponics for beginners CANNABOOST a real BOOST Boosters: stimulating processes in the plant What does 'quality coco medium' really mean? Re-using coco is easier and safer than you think! Coir: Common forms and applications of coco Coir: Amending Coir Justdiggit: Cooling down the planet Problem Solving in Coco How to use Coco Coir as a concept Growing with COCO CANNAZYM CANNA Coco Professional Plus Cube CANNABOOST CANNA PK 13/14 CANNA RHIZOTONIC CANNA Terra Vega CANNA Terra Flores CANNA Aqua Vega CANNA Aqua Flores CANNA COCO CANNA Classic Vega CANNA Classic Flores Organic growing; a matter of good taste The what’s and whys of organic growing - part 2 The what’s and whys of organic growing - part 1 Growing with aquaponics TERRA, about peat and feed - part 2 Growing crops yourself Grow it yourself: Peas Grow it yourself: Pumpkin Grow it yourself: Potato Wall gardens Grow it yourself: Chilli pepper Grow it yourself: Ginger Grow it yourself: Tomatoes Grow it yourself: Spinach Grow it yourself: Mint Grow it yourself: Garlic Grow it yourself: Cucumber How to grow garlic chives Grow it yourself: Ghost Pepper Grow it yourself: Carrots Top Downloads CANNA TERRA Grow Schedule CANNA AQUA Grow Schedule CANNA Deficiency Guide CANNA COCO Grow Schedule CANNAZYM Leaflet CANNABOOST Leaflet CANNA PK 13/14 Leaflet CANNA RHIZOTONIC Leaflet All Downloads Top Videos CANNA PK 13/14 CANNAZYM Latest Videos