Question:
Do you make a Birkat
Sh'hecheyanu on a new vegetable?
Answer:
If the vegetable meets the criteria of what is needed to make a shechiyanu, namely that it only grows seasonally and isn't available in your area for a while during the year, then you can say shehechiyanu on it.
Best wishes
Sources:
Biur Halacha 225- 1 D"H Pri.