⌘K to open · ↑↓ to navigate · Esc to close
Puget Sound Region
In-depth profiles, disease diagnostics, spray windows, and care schedules calibrated to this climate, this soil, and this growing season.
Featured Guide
Most Puget Sound gardeners think they have clay. They are usually wrong. Learn how to identify your actual soil series, test texture and drainage in your yard, and manage for what you have instead of what you assume.
Thick silken webs in your cherry or crabapple every spring are tent caterpillars. Learn the three species in the Puget Sound region, why outbreaks crash on their own, when intervention actually helps, and why doing nothing is usually the strongest long-term play.
Read more →
Soil temperature, not the calendar, determines when seeds germinate and roots establish. Learn to measure it, interpret it, and use it to plant vegetables at the right time in the Puget Sound region.
Read more →
Disease-resistant crabapples that stay clean from April bloom through October fruit drop. Organized by size, with pollination data and the native Pacific crabapple.
Read more →Seasonal scouting notes, spray timing updates, and the regional detail that national guides leave out. Written for Western Washington gardeners and landscape professionals.
Seasonal scouting notes, timing updates, and the regional detail that national guides leave out. Delivered when it matters.
Species selection, siting, and care for this climate.
Identification, timing, and management grounded in regional extension data.
Scouting, thresholds, and IPM for the pests that actually matter here.
A growing dataset of plants, diseases, and pests tracked for this region. Profiles deepen continuously as site data, phenology, GDD timing, and cultivar performance are verified from extension research and field observation.
Written by Chris Welch. Every recommendation on this site comes from someone who works with these plants in this climate, not a content team repackaging national data.
About HortGuide →