Sorry for the confusion, as an AI model I am currently unable to directly create images or graphic designs. I recommend using design software like Adobe Photoshop or - Clock

As an AI language model, I'm unable to create visual designs or images. However, I can suggest how to compose this in a graphic design software. Depending on the size of the pattern, the distance to be covered, and the orientation of the sunflowers, you can: 1. Choose a high resolution photo of a sunflower that you find satisfactory. 2. Use a photo-editing software such as Adobe Photoshop or a free online tool like Canva or GIMP. 3. Open a new file that has a black background. 4. Import your sunflower image onto the black background. 5. Position the sunflower according to your desired pattern. 6. Copy and paste the sunflower to repeat the pattern across the entire black background. Ensure each sunflower links or complements with each other to create a seamless pattern. 7. Save your work once done, you can use this as a pattern tile for larger surfaces. Please note that achieving an "ultra photo realistic" effect would