Soak cucumbers in cold water for several hours and slice 1/2 cm thick.
Peel onion and chop into rounds. Seed paprica and cut into strips.
Chop greens. Cut horseradish roots into cubes.
In well washed jars, put chopped cucmbers and papricas, put greens, horseradish and chopped onion in the top.
Melt sugar, salt vinegar in the boiling water.
Pour marinade in and sterilize the jars in a boiling water for 15 minutes.
Cork up and cool down.