1 The court-house (1883), a Roman Catholic convent and a high school (1907) are the principal buildings.  In Huntington Avenue, at its junction with Massachusetts Avenue, is another group of handsome new buildings, including Horticultural Hall, Symphony Hall (1900) and the New England Conservatory of Music.
Plant Rosa rugosa during spring or early summer in a location that receives at least six hours of full sunlight throughout the day and consists of moist, fertile, well-drained soil. Spread a 2-inch layer of compost over the planting site and use a tiller to incorporate it into the soil before planting.
Growth Rate. Rose of Sharon has a medium growth rate, meaning that it grows approximately 13 to 24 inches a year. A mature Rose of Sharon bush can grow between 8 to 12 feet tall with a 4 to 10 foot spread. The shrubs have a compact, upright growth pattern when young, but tend to spread out as they age.