Solidarity Rhododendron Solidarity Rhododendron has flowers that open red, turning pink to almost white by the end of the season. Growth is dense and mounded. Primary Color: Pink Bloom Time: Midseason Height in 10 Years: 3' Hardiness (Temperature): -15 Sun / Shade: Morning Sun, Afternoon Shade Landscape Category: Shrub Genus: Rhododendron More plants in: Coming Soon Find out if this plant is available: Rhododendron and Azalea Availability List