Date plum
Diospyros lotus
Date plum (Diospyros lotus) is a deciduous tree native from northeastern and south-central Turkey east through Iran, the Himalayas, and Central Asia to China and Korea, with a history of cultivation reaching back to antiquity - possibly the "lotus" of Homer's Odyssey. In gardens it offers glossy foliage, small greenish-cream flowers in summer, and ornamental fruit ripening to yellow then blue-black. The honest catch is twofold: the tree is dioecious, so a male is needed near a female for a proper seeded crop (a lone female sets only sparse, often seedless fruit), and the fruit is intensely astringent until fully ripe or frost-softened, so it is messy and unpalatable if picked early.
Climate fit: narrow (30/100)
Focal point
Edible
Structure
Pollinator
Light
Full sun / Part sun
Water
Moderate water
Mature size
20-40 ft tall · 20 ft apart
Hardy in zones
6a-9b
cold to frosty winters
Native in Illinois
No
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Pollination is primarily by insects (bees visit the small greenish flowers), with some wind assistance.
Cold hardiness
These values are location-based: this location's current hardiness is the baseline, and the 2050 value is a projected future climate for this same location.
Now
Zone 6b
Plotwright
USDA Zone 6b
-5°F to 0°F
Well-suited
Zone 7a
Plotwright
0°F to 5°F
Well-suited
In plain terms: This location has cold winters. Its winters are projected to keep warming through 2050.
✓
Well-suited today and still thriving in 2050.
Heat tolerance
Heat tolerance values are location-based too: heat days today are observed at this site, and the 2050 value projects this same location under a future climate.
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Where this plant fits
Suitable across 30 ecoregions - 26 climate-resilient through 2070 · 1 suited today · 3 newly possible by 2070. Best matches first.
Similar plants
Browse lateral options with similar roles, light needs, size, or native-range overlap; these are not filtered for a better climate fit.
Educator packet
Plant packet
Date plum educator packet
Date plum (Diospyros lotus) is a deciduous tree native from northeastern and south-central Turkey east through Iran, the Himalayas, and Central Asia to China and Korea, with a history of cultivation reaching back to antiquity - possibly the "lotus" of Homer's Odyssey. In gardens it offers glossy foliage, small greenish-cream flowers in summer, and ornamental fruit ripening to yellow then blue-black. The honest catch is twofold: the tree is dioecious, so a male is needed near a female for a proper seeded crop (a lone female sets only sparse, often seedless fruit), and the fruit is intensely astringent until fully ripe or frost-softened, so it is messy and unpalatable if picked early.
Scientific name
Diospyros lotus
Plant type
tree
Hardiness
6a-9b
Light
full-sun, part-sun
Moisture
moderate
Spacing
240 inches
Classroom prompts
- Which plant traits are observations, and which are care recommendations?
- How would this plant fit change if the garden location moved warmer, colder, wetter, or drier?
- Which source-backed facts would you cite in a lesson handout?
Use the Sources & citations section below for page citation styles and the field-level source list.
Sources & citations
Cite this page
For lesson plans, articles, or research that uses this page. Use the source cards below to explore the references that informed this record.
Plotwright. (2026, May 17). Date plum (Diospyros lotus). Retrieved 2026, August 20, from https://plotwright.com/plants/diospyros-lotus
Sources used for this record
This record is compiled from the sources below.





