It does not tolerate frost, though frost-burned plants will regrow. Different provenances perform better in different conditions, and provenance trials are advised. Pests and Diseases. Insect or disease controls have not been advised for leucaena. Young seedlings require protection from browsing animals.
Root rot occurs in poorly drained sites.
Harvesting Seeds . Leucaena varieties are generally highly self- fertile. Harvest and dry the seeds, label carefully as to variety and source, and store as noted above.