Frosty Dawn is nice and fragrant in the morning. Hybrid is Dawn Maree x Lime Frost. Dawn Maree is formosum x bellatulum (red lip). Lime Frost is bellatulum x scabrilingue (fragrance). So when a Dawn Maree 4N is used, Frosty Dawn has dark orange, red-orange or sometimes red lip. Orange lipped Frosty Dawns have nice fragrance. The infrequent red-lipped ones have no fragrance.
Frosty Dawn blooms peak around March or April and stay in bloom 2-3 months. Many times a secondary bloom occurs around October.