Q.Do Lavender Perhaps German One Have 2 Types Of Leaves?
I just bought a lavender from a nursery without knowing which type it belong to. I notice that there were two leaf that were different from each other. Is it common and what type of lavender do i have? One is big while others look like rosemarylike leaf.

Certified GKH Gardening Expert
It reminds me of a hybrid called Lavendula ginginsii, which can show multiple leaf types.
This is common for hybrids, and is not cause for concern. You can treat it like a French Lavender.
Here is an article that will help:
https://www.gardeningknowhow.com/edible/herbs/lavender/french-vs-english-lavender.htm