The term 'Spring Arrival' can be broken down into three crossword solutions: IRIS (4 letters), ARIES (5 letters), and CROCUS (6 letters). IRIS is a genus of flowering plants with showy flowers that come in a variety of colors. ARIES is the first astrological sign in the zodiac, symbolized by a ram. CROCUS is a genus of flowering plants that are among the first to bloom in the spring. Together, these three solutions represent the arrival of spring, with its colorful flowers and new beginnings.