The ethereal blush and white wedding theme offers a fairytale-like atmosphere through its focus on simplicity, beauty, and romance. The bridal bouquet, crafted from roses, veronicas, alstroemerias, and thistle, embodies elegance and whimsy. Décor choices should balance elegance with simplicity, using elements like sheer drapes, blush table accents, and soft lighting. Attire for the bride, groom, and wedding party reflects the airy nature of the theme, with options in blush and light shades.