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Top Ten Fast Growing Garden Plants

For those gardeners that do not want to wait a long time to get their garden looking full and beautiful, there are fast-growing plants that reach maturity quickly. From flowers to shrubs to trees, these are plants that grow faster than average. Use fast-growing plants to establish new garden plots quicker or fill in gardens that are getting thin. They also make good choices for container gardening for patios and decks.


The calendula (Calendula officinalis) is part of the aster/daisy family. It is an easy-to-grow and fast-growing annual. It can get 12 to 30 inches tall with bright green 4-inch-long leaves and 2- to 3-inch-wide flowers. Flowers can be single or double and range in color from cream to yellow and orange. Grow calendula in average soil in sun to partial shade. Propagate via seed.

Knock Out Rose

The Knock Out rose (Rosa Radrazz) is part of the rose family. It is a fragrant shrub that has been modified to be extremely easy to grow, fast growing, tolerant of cold/heat/drought and in bloom all season. It is patented and unable to be propagated legally. Red flowers on a 4-foot-tall rosebush will spread 3 feet in width. Leaves turn in the fall to burgundy. Grow Knock Out roses in full sun or partial shade.

Common Sunflower

The common sunflower (Helianthus annuus) is part of the aster/daisy family. It is an easy and fast-growing annual that attracts songbirds and butterflies. It has edible seeds. Most will average 8 to 15 feet in height with hairy leaves and 8- to 12-inch flowerheads with yellow rays and dark brown centers of seeds. Grow in well-drained soil with full sun. Propagate via seed.


The marigold (Tagetes spp.) is part of the aster/daisy family. It is an annual that is both fast and easy to grow. It varies in size by the category of marigold (French, African, triploid). Grow marigold in any soil with full sun. Propagate via seed.

Royal Palm

The royal palm (Roystonea regia) is part of the palm family. It is an evergreen palm that is fast growing. Leaves are 10 feet long and bright green with many 8-inch leaflets. It is adaptable to the soil it is grown in with bright sun needed. Propagate via seed.

Spider Plant

The spider plant (Chlorophytum comosum) is from the lily family. It is a fast and easy-to-grow perennial that likes indoor and container gardening. It has leaves that are 8 to 16 inches long and small white flowers. The ends of the leaves produce baby spider plants that are how you propagate the plant. Grow in bright light in any soil.

Orange Coneflower

The orange coneflower (Rudbeckia fulgida var. sullivantii) is from the aster/daisy family. It is a fast-growing perennial that attracts butterflies. It gets 3 feet tall with 5-inch-long leaves. Stems are hairy and the flowers are 3 inches wide or less and yellowish orange. It prefers full sun but will tolerant partial shade in any soil that isn’t soggy. Propagate via seed or clump division.

Purpletop Verbena

The purpletop verbena (Verbena bonariensis) is from the verbena family. It is a fast-growing and easy-to-grow perennial grown as an annual. It is a butterfly attractor. This plant gets to a height of 3 to 6 feet and spread of 1 to 3 feet. Leaves are 3 to 5 inches long. Flowers appear all through summer. Grow in full sun. Propagate via seed, cuttings or clump division.

Confederate Rose

The confederate rose (Hibiscus mutabilis) is from the mallow family. It is an easy-to-grow shrub that is fast growing and drought tolerant. It will get 15 feet tall. Flowers are 3 to 5 inches wide and white to deep pink as they age. Leaves are 5 to 7 inches long and hairy. Grow in any soil conditions with sun or a shifting shade. Propagate via cuttings.

Heavenly Bamboo

The heavenly bamboo (Nandina domestica) is from the barberry family. It is a fast-growing evergreen shrub that will attract songbirds. It gets 6 to 8 feet tall with green berries that turn red. Stems do not branch. Grow in rich soil in sun to shade. Propagate via seed or cuttings.

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