I would like to plant pampas grass for the first time and need advice on how to prepare ground, and what size of hole would I have to prepare. Also, I would like to plant White Dwarf pampas. What size does dwarf pampas grow to and can you advise where to buy already potted Pampas? Thank you.
Ivory Feathers Dwarf Pampas Grass grows 3 to 5 feet tall and 3 to 4 feet wide.
Flowers reach 8 to 10 feet.
Most garden centers will carry ornamental grasses and many can special order plants for you.
Mail order sources can be located by doing Google searches.
Here is an article that will help you with planting and care requirements.