Graded against ANSI Z60.1 standards and direct I-5 Corridor nursery benchmarks. Only trees meeting every criterion qualify.
Full criteria →
◆ Specimen Estate — 14 varieties
Bloodgood MapleSango-kaku Maple
Inaba ShidareViridis Laceleaf
Red DragonAutumn Gold Ginkgo
Southern MagnoliaCrape Myrtle
Blue Atlas CedarItalian Cypress
Chinese Pistache
Tamukeyama ✦
Ancient Olive ✦
Coast Live Oak ✦
✦ Legacy Grail — 3 varieties
Tamukeyama
≥5ft canopy · multi-tier form · invisible graft scar
Ancient Fruitless Olive
≥36" trunk girth · crane installation required
Coast Live Oak
≥4" caliper · 48–96" box · lives 250+ years
Legacy Grail requests: individual appraisal, not standard RFQ.