Rocky Knoll Farm
Grandma’s Hat
$29
Grandma’s Hat displays beautiful trusses of rich purple flowers that fade to white on the inside, which provides an excellent palette for the incredible dark purple pattern. This medium-sized rhododendron blooms in April-May and can thrive in partial shade to full sun. Able to reach 5' in height, this hybrid is hardy to 0°F when protected from windchill.