Fall is the best time to plant but now is fine if you do so soon. Monrovia is a wholesale nursery. Their plants are available only through local retail garden centers.
Check out the following web site. It has a box for you to enter your zip code and will then give you a list of local retailers that carry Monrovia plants:
One of the local retailers can answer your questions about when they are going to get a particular type of plant.
Thanks for the question. Please stop in again soon!
Q&A Library Searching Tips