Growing your own herbs? Keep little critters off the leaves with this organic pesticide, from renowned herb expert Bridget Kitley...

Ingredients
1 litre boiling water
1 garlic clump
1 small bar Sunlight soap, grated
100 ml liquid paraffin

Method
Blend the garlic with boiling water, then strain.
Add grated soap, liquid paraffin and stir until dissolved.
Put into wide, open-neck jar and keep the lid on.
Store in the fridge.
To use it, mix 2 teaspoons of the pesticide with 1 litre water