Home / Plant Library / Mulberry
Overstory

Mulberry

Morus rubra / alba

Tree with edible fruit, leaves. Messy drop — plan site accordingly; excellent wildlife value

EdibleMedicinalWildlife
At a Glance

What to know before finding it a place.

SunFull sun
WaterLow water
System layerOverstory
Plant typeTree
Plant spacing20-40 ft
Mature size20-40 ft / 20-30 ft
Chill hours400-600
Soil pH5.5-7.0
HarvestMay–Jun
Expected yieldAbundant
TrellisNo
Central Oklahoma

Growing notes for our conditions.

Regional fit still depends on the actual site—especially drainage, exposure, irrigation, soil and the specific cultivar selected.

Oklahoma notes

Messy drop — plan site accordingly; excellent wildlife value

Disease resistance

Highly disease resistant

Pruning

Moderate pruning to control size; harvest timing critical — birds compete

Care

Extremely productive; drought-tolerant; Illinois Everbearing is best for OK

Drought tolerance

High once established

Pollination & Production

Plan the partners before planting the tree.

Pollination reference

For fruiting plants, compatible bloom timing and nearby partners can matter as much as the cultivar itself.

PollinationSelf-fertile (most)
Compatible partners–
Variety Selection

The cultivar can matter as much as the species.

These references help narrow the large number of named varieties to options better aligned with Zone 7A conditions, disease pressure and useful harvest windows.

Zone 7A Recommended Varieties

Illinois EverbearingContessaOscarTiceShangri-La

These are recommendations carried in the Organix Zone 7A reference database. They are not automatically the same as a cultivar personally proven by Organix on every site; site conditions and availability still matter.

Cultivar Performance Guide

Compare the varieties we have reference data for.

Open a cultivar to compare chill requirement, frost timing, harvest, heat and drought response, quality, strengths and cautions. A “Zone 7A Recommended” badge identifies cultivars also present in the recommendation list above.

Illinois Everbearing★★★★★
Zone 7A Recommended May–Jun
Chill hours400-600
Bloom / frost riskMid
Heat toleranceVery High
Drought toleranceHigh
Flavor / qualityLarge; very sweet; long harvest season
Primary useFresh, jam, wine, livestock feed
Why it fits Oklahoma

Best-flavored mulberry for OK; 4-6 week harvest window; very ornamental shade tree

Watch for

Extremely messy fruit drop — plant away from walkways, patios, vehicles

Contessa★★★★★
Zone 7A Recommended Jun
Chill hours400-600
Bloom / frost riskMid
Heat toleranceVery High
Drought toleranceHigh
Flavor / qualityWhite mulberry; sweet; mild flavor
Primary useFresh, drying
Why it fits Oklahoma

White fruit doesn't stain — major advantage for landscape and harvest areas

Watch for

Birds less attracted to white fruit — more left for humans; excellent for landscape

Geraldi Dwarf★★★★★
Jun
Chill hours400-600
Bloom / frost riskMid
Heat toleranceVery High
Drought toleranceHigh
Flavor / qualityExcellent flavor; dwarf tree 6-8 ft
Primary useFresh eating, small spaces
Why it fits Oklahoma

Dwarf habit (6-8 ft) excellent for food forest understory and small properties

Watch for

Dwarf size means less fruit volume but easier harvest; excellent for urban installs

Landscape Role

How this plant can function in a larger system.

Landscape functions

Edible; Attractor; Mulcher

Edible parts

Fruit, Leaves

Companion plants

Comfrey, Clover, Yarrow

Community / companion role

Pollination: Self-fertile (most); Companions: Comfrey, Clover, Yarrow

Food-forest layer

Canopy

Oklahoma classification

Primary

Soil, Fertility & Care

Support the plant without overcomplicating the system.

Soil preferences

Preferred pH 5.5-7.0

KNF / fertility schedule

FPJ spring; otherwise minimal

Maintenance

Moderate pruning to control size; harvest timing critical — birds compete

Use this as a planning reference.

Plant performance varies with microclimate, soil, drainage, water, maintenance and cultivar. Organix uses the library to narrow good candidates, then makes final selections around the actual site.

Edible and medicinal tags describe traditional or practical plant uses in the landscape and are not medical advice. Always verify identification, preparation and individual suitability before consuming a plant.