Start by thoroughly washing the kohlrabi, carrots, red bell pepper, and cucumber. Use a vegetable peeler to remove the tough outer skin of the kohlrabi, then cut it into thin, matchstick-sized sticks. Julienning the carrots and slicing the cucumber into half-moons will enhance the salad's crunchy texture. Set all these vibrant veggies aside in a mixing bowl, combining their colors for a beautiful presentation.

Next, add the freshly chopped kohlrabi, carrots, red bell pepper, and cucumber into a bowl. Toss them gently to ensure even distribution of colors and textures. Sprinkle in a handful of fresh herbs like parsley or mint for that fragrant lift.

In a separate small bowl, whisk together olive oil, freshly squeezed lemon juice, honey, salt, and pepper. Pour the dressing over the mixed vegetables, ensuring every piece gets a flavorful coat.

Gently toss the salad until all ingredients are well-coated with the dressing. Adjust the seasoning if necessary, and finish with crumbled feta cheese and sunflower seeds for added crunch and creaminess. Serve immediately.