» Life Cycles Phenology Recording Keeping Software    Describes phenology and available software for maintaining field notes.    http://sws-wis.com/lifecycles/lc.html

» Phenology Web Links    Directory of information and websites providing floral calendars and sequence of bloom.    http://www.attra.org/attra-pub/phenology.html

» Phenology, the Study of Nature's Cycles of Life    About the study of plant and animal growth and activity in response to seasonal changes.    http://sws-wis.com/lifecycles/

» UK Phenology Network    Coordinates volunteers to study phenology in the UK, including monitoring impacts of climate change on wildlife.    http://www.woodland-trust.org.uk/phenology/