Basic structure of dicotyledonous stem-Sunflower stem. Inner structure of dicotyledonous stem reveals epidermis, cortex and stele. Epidermis. Epidermis is protective in function and creates the outermost layer of the stem. Epidermis is a single layer of parenchymatous rectangular cells.
Culture. Plumbago is propagated from cuttings in the summer, but you can also grow it from seed. Plant plumbago in light, sandy, well-drained soils, spacing each shrub 36 to 60 inches apart to allow room to grow. If spaced properly, blue plumbago will naturally cascade in a fountain shape.
I planted the Tulip Poplar Tree for shade and as a host plant to the native Swallowtail butterfly ,Alabama,. There are many of these trees in our area and the yellow flowers look and smell wonderful. This tree does grow very fast and has gorgeous shaped leaves that are huge.lthough Tulip Poplars prefer full sun, they can tolerate shade. Plant your Tulip Poplar Trees about 10 feet apart for a privacy screen. Tulip Poplars can get 70 feet tall, and 30 to 40 feet wide so they need enough space to flourish. Flowers on a Tulip Poplar can take at least 5 years to flower.