Combine the zucchini, dill and spring onion. Add salt to taste. Stir well. Stir in the egg till well combined, then stir in the flour. Finally, stir in the garlic.
Heat a large frying pan over medium high heat. Add vegetable oil. When the oil is hot, spoon a tablespoon of the mixture into the pan for each fritter. Cook until browned on one side, about 3 minutes, then flip and cook till browned on the other side and cooked through.