White ash (Fraxinus americana) trees need at least 20 years to become mature enough to produce seeds. With an annual growth rate of 12 to 18 inches, these trees are between 20 and 30 feet tall. When fully grown, mature white ashes occasionally exceed 100 feet.
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A freelance writer, Judy Wolfe has owned Prose for the Pros, a freelance writing business, since 2006. She's been an inveterate traveler since 1961 and draws on her travel experiences to provide articles for such websites as Chincoteague Island Vacations and Berlin Dude. Wolfe holds a Bachelor of Arts in literature from California State University at Pomona.