Existing 26 saplings need to be planted separately on 5 pieces of green space. If the number of saplings allocated to each piece of green space is different, how many saplings can be allocated to the green space with the most saplings at least?
现有26株树苗要分植于5片绿地上，若使每片绿地上分得的树苗数各不相同，则分得树苗最多的绿地至少可分得几株树苗？
<result>8</result>