White Powdery Mildew (WPM) is a pretty irritating scourge. It starts out slow, and easy to fix, but can become widespread enough to wipe out an entire harvest! This is a living, breathing, angry flour like substance with an appetite for your cannabis like no other. Good news - if growers catch this in early stages, it’s totally reversible! But, only up to a certain point. WPM is a fungus that reproduces both asexually AND sexually. This means it grows and...
Spider mites are small insects (less than 1 mm) that live on the undersides of leaves, where they spin protective webbing and cause damage to plant cells by puncturing them to feed. They lay translucent eggs, with hatchlings appearing in as little as 3 days under optimal conditions. They become sexually mature in as little as 5 days. One female can lay up to 20 eggs per day, living for 2-4 weeks. This prolific reproductive rate allows populations to quickly...
Symptoms and care of both russet & broad mite damage are essentially the same; broad mites are just a lot more common in cannabis. These types of mites are insidious! They cunningly lay their eggs inside the actual leaves, and are less than microscopic in size: 1/150th of an inch! -- How do you identify it? These little guys are hard to see, so growers most likely won’t see the actual insects. Symptoms of russet and broad mite infestation include: glossy, wet-looking, bubbled/blistered,...
Symptoms and care of both russet & broad mite damage are essentially the same; broad mites are just a lot more common in cannabis. These types of mites are insidious! They cunningly lay their eggs inside the actual leaves, and are less than microscopic in size: 1/150th of an inch! -- How do you identify it? These little guys are hard to see, so growers most likely won’t see the actual insects. Symptoms of russet and broad mite infestation include: glossy, wet-looking, bubbled/blistered,...