They are called thatched roofs.
Many of them would have been thatched cottages, because of their thatched roofs. Nowadays there are not many of them.
limmerick
the roofs in the southern colonies were most likely made of hay
Green roofs are specially prepared for growing grass or other plants on them
Green roofs are specially prepared for growing grass or other plants on them
in case of a fire and to stop leaks because there roofs were made of wood
Tiles, slates and some very old houses in rural areas have thatched roofs made from reeds.
a limmerick is a humorous five-line poem like: a dog a dog an its owner
The roofs are yellow because it was the colour of the emperor
Mud.
hay.