The Matsumoto has a reputation of being one of the fastest growing annuals, with long lasting flower heads that grow either singly, doubly, or semi-doubly on tall and sturdy stems. This flowering plant has a large height range, anywhere from 10 inches to 4 feet depending on the time of year and growing conditions. If grown in a greenhouse, this flower is available year round, but if grown in a garden, blooms usually appear from spring to late summer/early fall.