University of Florida

Ulmus laevis

Common name(s): Russian Elm, Spreading Elm, European White Elm

Plant type: deciduous large tree
Primary method of propagation: cutting
Alternate propagation method(s): seed

Propagation by Cuttings

Cutting type: stem tip
Time of year to take cuttings: Summer
Cutting maturity: semi-hardwood
Rooting hormone: IBA TALC 3000 PPM
Rooting environment: intermittent mist
Soil temperature for best rooting: 65-85 degrees F
Time to rooting: 8-12 weeks

Propagation by Seed

Time of year to collect seed: early Summer
Time of year to sow seed: early Summer
Seed treatment: stratify 40 degrees F 2-3 months.
Preferred temperature for germination: 70 degrees F
Time required for germination: 2-4 weeks