Where is the place where Erkang took Wei Zi to Huahai in reality? Where can I find lavender?

Hello, there is a view of Baizhangtan in Pan 'an in reality, and the flower sea is also planted artificially. This is the news of this year 1 month. The news said: "According to the latest news, screenwriter Qiong Yao has set some stories in a large sea of flowers, so" Princess Pearl "is looking around for places to plant flowers, and will start planting flowers as soon as spring comes, so as to shoot smoothly."