Medium Sized Plants Those are medium leaved plants (if trailing), or plants that usually remain under 3 feet in height. Acalypha pendula Episcia Pink Panther Euphorbia milii Kohleria Tropical Night Passiflora citrina Ruellia brevifolia Seemannia sylvatica Sinningia bullata Sinningia ‘Georgia Sunset’ x Macrostachya Streptocarpella saxorum Streptocarpus thompsonii