Water Hibiscus PinkText Box: WATER HIBISCUS PINK (Hibiscus spp.) Pretty pink flowers and green leaves with serrated edges. Can grow to 5 ft. Grows best in wet soil, not submerged in water. Weather permitting we ship the tropical marginal and bog plants April through September. OUR MARGINAL AND BOG PLANTS ARE EITHER IN 2 INCH POTS OR BAREROOT Tropical marginal and bog plants will not survive the cold temperatures, if you live in zone 7 and below you might consider them to be annuals or bring them indoors in the winter