flowers and plants
potted plants as centerpieces/favors cheaper than cut flowers and you can pick them up days/weeks in advance of the big event
French farmhouse style flower basket.
My husband gave me a bucket of yellow tulips like this for our first date, to this day I always like to have yellow tulips around:) We have them in our bedroom everyday!
gift wrap /gift idea
spring bouquet - tulips, lilacs, #Flower Arrangement| http://flowerarrangementideasjace.blogspot.com
Even something as simple as baby's breath can be quite lovely.