Recent content by ubik

Use Savona. http://www.amazon.co.uk/JUST-GREEN-SAVONA-1-LITRE/dp/B000P6PV26#moreAboutThisProduct Effective against spidermite at all stages, eggs and all other insect pests.Safe, non-systemic contact insecticide, acts as a mechanical spiracle blocker so no resistance will develop.

Looks like septoria cannabina infection. It's a bacterial blight. The only treatment is to spray with Bordeaux mixture which will slow progress of the disease, and allow you to produce at least some crop. You will need to dispose of all infected plant material, including cuttings taken from...

Harvest them. They're over-ripe if anything.

It's Septoria cannabina blight. You can slow progress by spraying with Bordeaux Mixture, but once the plants are infected that's all you can do.

Your plants have hemp streak virus. Get rid of them & use bleach to clean everything they have been in contact with. HSV is spread either through direct inoculation of a cut surface, eg. when taking cuttings, or by vectors such as the Western Flower Thrips. Any cuttings, seed or pollen taken...