University of Florida

Ulmus alata

Common name(s): Winged Elm, Cork Elm, Wahoo, Wahoo Elm, Small-Leaved Elm

Plant type: deciduous medium tree
Primary method of propagation: cutting
Alternate propagation method(s): seed, grafting/budding

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
Comment: Elm may be propagated by root cuttings also. Storing the cuttings for 2-12 weeks at 35 degrees F improves rooting. Cuttings may need shade on hot Summer days, especially for the first two weeks.

Propagation by Seed

Time of year to collect seed: Summer
Time of year to sow seed: Summer
Seed treatment: stratify 40 degrees F 2-3 months.
Preferred temperature for germination: 70-85 degrees F
Time required for germination: 2-4 weeks
Comment: Stratification improves germination, but is not essential.

Propagation by Grafting

Time of year to graft: no information
Type of graft: cleft
Rootstock: U. parvifolia