He replaced the block in the incubation oven and faced the day cheerfully.
This constitutes what is known as the incubation period, and lasts about ten days.
Apparently at this stage of incubation the spheres were harmless.
The male of Leptocoma zeylanica is said to assist in incubation.
I found the general period of incubation from five to six weeks.
How long this ...