This is a month-by-month planting guide for food plants in the Tucson area, southern Arizona, and northern Sonora Mexico… It is compiled from Desert Harvest, Tucson Organic Gardeners’ Composter newsletter, Native Seeds/SEARCH planting…
Compiled by Brad Lancaster from various sources listed below Plant the following GOOD plants — especially those native to your area — within or beside water-harvesting earthworks around your goat pen and along…
Mostly native, plus a few exotic plants also loved by chickens. These plants grow well in Tucson, Phoenix, Hermosillo, and throughout the Sonoran Desert. All but the shortest plants provide shelter for the…
is the preservation or reclamation of our view of the night sky, and greater safety on the ground… There are seemingly infinite stars other than our sun, but how many of these stars…
Determine objects’ shadow lengths and direction on the day with the longest shadows of the year (the winter solstice) using the following table of shadow ratios and sun’s azimuth angles for your latitude……
Would you be interested in having access to a usable version of this Winter-Solstice Shadow Ratio calculator? Does it seem like it would be a useful design tool? Send us an email with…
The more aware we are of the seasonally changing paths of the sun across our skies, the more effectively we can design in cooperation with the sun for free passive winter heating &…
Show you: • Where in the sky the sun will be at any time of day throughout the year; • The hours of direct sunlight a building, garden, or surface will receive at…
To access the free sun-path diagrams, please enter your email address below, and you will be taken to a page from which you can download all the diagrams… We will use your email…
Publications, On-line resources, Software, Apps, Products, etc. Publications Passive Solar Architecture Pocket Reference, by Ken Haggard, David A. Bainbridge, and Rachel Aljilani. Earthscan Publications, 2009. This book provides easy-to-use information on a wide…