About

Q House Garden is an 1/8 acre ( approximately 5,000 sq.ft. usuable) food forest/cottage garden in the Historic Gold Coast District (Manhattan Project Alphabet Houses) next to the Columbia River in Eastern Washington. Established April 1, 2016.
 
Hardiness Zone: 7b – 0°F 
Ecoregion: 10e Pleistocene Lake Basins
190 Days Growing Season
46-60 Days Temp Exceeds 86°
Average first Frost: October 17
Average last Frost: April 12