spring up

verb

1. To appear suddenly.

   “A breeze had sprung up, pushing the ship back within range of the Spanish cannons.”

2. To come rapidly into existence.

   “In 1924 the Hashemite King Hussein was driven out of the Hedjaz by Ibn Saud, and a state of war sprang up between the new kingdoms of Saudi Arabia and Trans-Jordan.”

   “In the 1890s and in the early years of the present century there was considerable building development in the area around Sanderstead, Warlingham and Oxted, where large villas were springing up. East Grinstead, Tunbridge Wells and Uckfield were growing fast, as was that loosely knit "subtopia"—neither town, village nor country—which is known collectively as Crowborough.”