I recommend Garden Grocer from my experiences using them at Disney World. Prices were reasonable and items ordered were delivered and waiting when we arrived there. The produce was fresh and as described on line.
This is an awesome thing to have. I will definitely use this service again. Highly recommend to any and everyone. Just flat out awesome.
I was amazed when garden grocer called me to personally let me know they were looking for one of the items on my list and then called back to confirm they had found it! Amazing customer service.