There are times throughout the year where it is an especially powerful time to daven, or there is a time in someone’s life where they need a special prayer said.
Rosh Chodesh Nissan marks the beginning of the season for Birkas Ha'Ilanos--the blessing recited annually upon seeing fruit trees in bloom. At the following link is a PDF file containing list of known fruit trees in selected cities across the United States and Canada upon which this brocha may be said--http://tinyurl.com/5d5co5 As the file is over 3Meg, please allow sufficient time for downloading.