Mar 1, 2020

Would That It Were That Simple

The USDA Plant Hardiness Zone Map was originally compiled at the Arnold Arboretum, first published in 1938 and most recently updated (for only the second time) in 2012. * The previous update was in 1990. The map can be useful in helping to decide whether or not to place a particular species in the landscape as a potential perennial, but temperature is just one limiting factor. Moreover, the temperatures used in creating the zone boundaries (the thermoclines) of the USDA ma

Rant of the Month

Unfortunately, most people know very little about plants and gardening, including many "professionals" employed to design, choose, install and maintain landscapes. This page spotlights specific issues with commentary on remedy or recommendation for course of action. Examples are numerous and easy to find, rarely requiring me to travel far from home. Hopefully, these postings will make the task more difficult. I also feature seasonally appropriate topics and focus on species and issues to help educate.

I schedule the new rant to post at one minute after midnight on the first day of each month.

Rant of the Month

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