The Lynwood Gold Forsythia, Karl Sax Forsythia, Goldilocks, and Sunrise Forsythia are some of the many beautiful species of forsythia to consider growing.
The Lynwood Gold Forsythia is a beautiful golden tree in early spring as bright yellow blossoms bloom. Dark green foliage is 2-2 1/2 inches long and replaces the flowers in late spring. Has a high-speed growth rate. The branches resemble yellow wands as it grows during the springtime. It grows to a height of 6 to 8 feet tall and spreads 6 to 9 feet wide at the top. Safe to grow in zones 6-9; although it can be produced in some zone 5 spots, it must be in a sheltered place. This variety adapts to shade more readily than other forsythia. Needs plenty of sun and slightly moist soil (mulching recommended).
The Karl Sax Forsythia is one of the many kinds of Forsythia shrubs. This shrub grows to about 6 feet in height and spreads to around 10-12 feet. It becomes very vigorously and is an extremely hardy plant. It is advisable to prune it regularly of dead branches. The blossoms appear in very early spring and are bright yellow to golden in color and last three weeks. The blooms precede the appearance of the leaves, which begin as a dull dark green color in the summer. The autumn foliage is green to yellowish-green, sometimes with a purple like tint on the fringe. It is a low maintenance plant and tolerates a multitude of conditions. It prefers full sun and moist soil; suitable for zones 5-9.
The Goldilocks Forsythia is another kind of the Forsythia shrubs. Beautiful yellow flowers bloom in late winter to early spring. Suitable for a potted plant if desired. Grows to about 3 feet in height and spreads from 4 to 6 feet. A hardy plant, it grows best in zones 5-8 with well-drained soil. Prefers full sun for full blossoms. Does tolerate partial shade.
The Sunrise Forsythia is a hedge that grows and spreads to 6 feet. The flowers bloom in early spring and are a bright yellow. The shrub sprouts upward toward the sun and is followed by dark green foliage as the blossoms fade into the background. This is a very low maintenance shrub but is best grown in only zone 4. Likes full sun and moist soil. Can tolerate dryer climates and urban conditions.