Spider mites on cannabis can be easy to miss at first, but populations spread quickly when conditions are warm and dry. Early warning signs include yellow dots on leaves, pale s...
Zinc deficiency in cannabis can quickly affect healthy new growth, but the symptoms are easy to confuse with other nutrient problems. Pale or yellow young leaves, distorted grow...
Nutrient lockout in cannabis happens when nutrients are present in the growing medium but the roots cannot absorb them properly. To a beginner, it often looks like an ordinary d...
Cannabis mould is one of the most damaging issues growers face, whether cultivating indoors, outdoors, or storing harvested buds. If left untreated, mould can spread quickly, ru...
Fusarium in cannabis is a highly destructive fungal disease that attacks the root system and can quickly kill plants if left untreated. Common forms include fusarium wilt in can...
Cannabis root rot can develop quickly, often starting below the surface before a grower notices any signs. Affected plants may droop, turn yellow, stop growing, or appear thirst...
Powdery mildew is one of the most common fungal problems cannabis growers encounter, and it can spread surprisingly quickly if left unchecked. It appears as white, powdery patch...
If you’ve been researching cannabis online, you might have heard people talking about “hermies” and the frustration and problems they can cause. “Hermie” is convenient shorthand...
Calcium deficiency in cannabis is one of the most common nutrient problems growers encounter, but it's also one of the most commonly misdiagnosed. The first signs of calcium def...
Cannabis nutrient deficiencies can appear as yellow leaves, brown spots, burnt edges, slow growth, or distorted new foliage, but these symptoms do not always mean the plant need...
Cannabis leaves are one of the clearest indicators of your plant's overall health. By learning to recognise common cannabis leaf symptoms, you can identify problems early, preve...
Table of contentsWhat is heat stress?How to identify heat stress?Tips for protecting plants from heat stress outdoorsTips for protecting plants from heat stress indoorsWhat you ...
Aphids are one of the most common pests cannabis growers encounter, and small infestations can quickly turn into a serious problem if left untreated. These tiny sap-sucking inse...
Wondering what does mouldy weed look like? mouldy weed often appears as white, grey, black, or brown fuzzy patches and usually develops a musty, mildew-like smell that's very di...
Magnesium deficiency in cannabis is one of the most common nutrient problems growers encounter, yet it is also one of the easiest to misdiagnose. While yellow leaves are often t...
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