It is said that it can grow without problems and special care for 30 years, and some centenarians generally up to 80.
Ekwuru na ọ nwere ike ibu ibu na-enweghị nsogbu na nlekọta pụrụ iche maka afọ 30, ụfọdụ narị afọ na-agbakwa ruo 80.