Free Phenology Data Online from USA-NPN

Visit the USA National Phenology Network and download for free phenology data of plants, animals, and landscapes. The USA-NPN is comprised of many partners including federal, state and local agencies, universities, colleges and schools, non-governmental organizations, citizen volunteers, and many others.

The efforts of the USA-NPN are organized and directed by the staff at the USA-NPN National Coordinating Office at the University of Arizona, with support from the US Geological Survey, the National Science Foundation, and many other funding agencies, organizations, and partners.

Obtain free phenology data from the USA-NPN database, the National Climatic Data Center, and access other datasets.

- National Climatic Data Center - Phenology Data: This resource includes a number of phenological and related information data sets available for downloading, including: 1) North American first leaf and first bloom lilac data from 1956-2003; 2) French records of grape-harvest dates in Burgundy used to reconstruct spring-summer temperatures from 1370 to 2003; 3) Winter half-year temperature reconstruction for the middle and lower reaches of the Yellow River and Yangtze River, China, during the past 2000 years; 4) Weighted annual means for the flowering of cherry and apple tree and budburst beech from plant phenological observations across a range of sites in Switzerland from 1702 to 2005; and 5) A 280-year composite series (includes a set of 14 different records) of the flowering of cherry trees from 1721-2000 in Switzerland.

- Japan Lilac Flowering Data, 1996-2009 (Excel): Funakoshi, S. and associates, 2009, Japan First and Full Bloom Lilac Phenology Data, 1996-2009, Data Contribution to the USA National Phenology Network (USA-NPN).

You can also search the list of Phenology publications.