Does Helenium autumnale like sun or shade?
Helenium autumnale is a tall flowering plant native across the southeast. It is predominantly found in wetland habitats, and grows best in full sun to part shade. It can get up to eight feet tall during the growing season, and dies back almost completely in the winter. Helenium is an easy to grow perennial plant that brings brightness and joy to any garden. In nature, they can commonly be spotted in meadows and outer woodlands. They blossom with long lasting blooms and are perfect for planting in any wild garden, prairie, or cottage garden.Common Name(s): Helenium is a genus of annuals and herbaceous perennials having yellow or orange-to-red daisy-like flowers. The genus is named after Helen of Troy. Potential problems: powdery mildew, leaf spot, and rust. In high wind or heavy rain, the stalks may need support.
What problems can Helenium have?
Common Name(s): Helenium is a genus of annuals and herbaceous perennials having yellow or orange-to-red daisy-like flowers. The genus is named after Helen of Troy. Potential problems: powdery mildew, leaf spot, and rust. In high wind or heavy rain, the stalks may need support. Helenium does best in full sun. Helenium does best in full sun in rich, moist soil, although many of the hybrids are more tolerant of relatively drier soil. Plants require watering during dry periods and may benefit from fertilization in early spring when growth resumes.Heleniums thrive in most soil types, and prefer full sun. It is best to support them by staking around the clump in spring.
Does helenium spread easily?
Helenium is a clumping perennial, so is well behaved, not spreading quickly. However, after 3- to 4-years the clump gets large and will benefit from dividing. Divide Helenium in spring making smaller, new plants to grow in other parts of your yard. Caring for heleniums Deadhead blooms to keep the flowers coming, or cut flowers to bring indoors. Clumps can become a bit congested after a few years, so will need dividing in autumn or spring. Taller varieties are worth staking early in the season. Plants will die back over winter, so cut them back after flowering.Divide heleniums every 4 to 5 years to keep the plant healthy and productive. Another way of propagating is by taking approx. Remove all leaves except those from the tip and leave to root in a moist growing medium at about 20 °C in high humidity.