Dirr’s Tree and Shrub Finder is the most comprehensive, authoritative, and interactive directory to trees and shrubs. With extensive search criteria and detailed text by woody plant expert Dr. Michael A. Dirr, users can quickly and easily find the perfect plant for any situation. Ideal for landscape designers, horticulture professionals, students, and plant enthusiasts.


•      Content is based on the most trusted and acclaimed source of woody plant information, The Manual of Woody Landscape Plants by Michael A. Dirr

•      Includes over 9,400 woody plants: Nearly 1,700 species, and 7,800 cultivars

•      72 search criteria, including hardiness zones, water and light requirements, growth characteristics, flowers, fruits, and fall color help users identify plants for specific uses.

•      Displays search results in common or botanical name

•      7,600 beautiful, high resolution, full color photos detail multiple habits, seasonal color, leaf details, bark, buds, and fruit. 

•      More than 1,120 line drawings of leaf and bud characteristics

•      Includes pinch and zoom feature for all photos and line drawings

•      Each species includes 21 fields of detailed text from Michael Dirr, including: Leaves, Buds, Stem, Size, Hardiness, Habit, Growth Rate, Texture, Bark, Leaf Color, Flowers, Fruit, Culture, Diseases and Insects, Landscape Value, detailed cultivar information, Propagation, Native Habitat, Related Species, and Additional Notes.

•      Browse full plant library by common or scientific name. Additional browse categories include: Trees, Shrubs, Vines, and Groundcovers.

•      Create customized plant lists through the Favorites feature, or email Dirr’s insightful and comprehensive text, photos and line drawings to build a specialized list independent of the app.


Dirr’s Tree and Shrub Finder is the most comprehensive tree and shrub directory available, covering over 9,400 woody plants, with 7600 high-quality plant images. The plant database is searchable by 72 criteria, including hardiness zones, water and light requirements, growth characteristics, flowers, fruits, and fall colors. The app offers the latest and most reliable information on woody landscape plants for the landscape professional and the home gardener alike in an inexpensive and accessible format.


•     Available now from iTunes.

•     Price: $14.99

•     Compatible with iPhone, iPod touch, and iPad. Requires iOS 3.1.3 or later.

•     Not currently available on other platforms.

•     For more information, visit: TimberPress.com.


Information and images provided by Timber Press. Reprinted with permission.


A professor of horticulture at the University of Georgia, Michael A. Dirr is a legend in the horticultural world and has tremendous energy for teaching about plants, writing about plants, and especially for growing plants.





Dr. Teri Hamlin
North Region Agriculture Education
Georgia Department of Education
204C Four Towers University of Georgia
Athens, Ga 30602
706-552-4461 / 706-540-0032
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