Wednesday, March 16, 2011

Native Plants High in Salt Tolerance

Native plants high in salt tolerance are good choices for those gardens near coastline, perennials and annuals alike. These will be hardy in gardens due to them being native to the area and land, and they can take salt without suffering ill effects from it. Plants like this are good choices to plant and propagate.

Railroad Vine

Railroad Vine, Ipomoea pes-caprae, is from the morning glory family and is a perennial vine that is drought resistant and fast growing. It can get 100 feet long with leathery leaves 4 inches long. Flowers are 2 inches long, funnel-like, with pink or purple blooms. Grow a railroad vine in full sun in any soils. Propagate via cuttings or seed and grow in USDA hardiness zones of 8 to 11.

Saw Palmetto

Saw Palmetto, Serenoa repens, is from the palm family and is a drought tolerant evergreen palm tree. It has 2 to 3 feet wide leaves that are green or blue-green. It is very easy growing once it has been established. Grow in full sun or partial sun in moist soils. Propagate by seed and grow in USDA hardiness zones of 8 to 10.

Cotton

Cotton, ypium spp., is from the mallow family and is an easy to grow perennial grown as an annual. It grows 6 feet tall at its maximum with leaves 2 to 4 inches long and flowers 3 inches long. Seeds are in a capsule that will open with the cotton boll. Grow this in full sun or partial shade with irrigation if less than 30 inches of rain is typical for the growing season. Propagate via seed and grow in USDA hardiness zones of 8 to 11.

Beach Sunflower

Beach Sunflower, Helianthus debilis, is from the aster/daisy family and is a fast growing vine that attracts butterflies. It will get 3 to 4 feet tall with coarse leaves 2 to 4 inches long and yellow flowers 2 ½ to 3 inches wide. Grow this in full sun in average soil. Propagate via seed and grow in USDA hardiness zones of 8 to 11.

Sea Oats

Sea Oats, Uniola paniculata, is from the grass family and is a drought tolerant perennial grass. It can get 6 feet tall on stems with 2 feet long leaves. Flat seedheads are 1 ½ inches long. Grow this in full or partial sun with a moist fertile soil. Make sure it is cut to the ground come winter for best growth. Propagate via seed or rhizome division and grow in USDA hardiness zones of 6 to 10.

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