Science · Specimen Trees
Olive (Specimen)
Gnarled heritage olives are among the most expensive landscape specimens; fruitless forms are common in landscapes.
Olea europaea · Evergreen fruit/ornamental tree
Profile
- Zones
- USDA 8–11
- Mature size
- 20–30 ft
- Lifespan
- Centuries
- Specimen value
- Mature trees often $5,000+
Water & soil targets
- Moisture (VWC)
- ~12–22%
- Salinity tolerance
- Good
- Drought tolerance
- Excellent
Overwatering causes more losses than drought.
Problems to watch
- Verticillium wilt
- Olive knot
- Olive fruit fly
- Root rot
Stress signs
- Leaf drop
- Branch dieback on one side
Where you'll find it
- Estates
- Wineries
- Resorts
More specimen trees
Coast Live OakSouthern Live OakDate Palm (Medjool)Canary Island Date PalmCoast RedwoodJapanese Maple
All Science profilesGeneral agronomic guidance and typical ranges; actual targets vary by site, soil, climate and season.