The flowers, Rose - both, frankly. He'd already been able to see just fine how pretty she was, but all the pollen he's inhaled so far has definitely pushed that "seeing" more solidly into the territory of "noticing".

That said, he's still definitely about to ask when she goes and does that. He freezes in place, eyes going wide - though he doesn't pull away. In fact, without thinking, he leans into it a little bit, hands going to rest lightly on her upper arms, though it's probably evident that he's not... the most experienced at this.