ageratum
whiteweed AmE

But be warned, ageratum is subject to white flies late in summer.

To every plant its season, and the time of the ageratum has come and gone.

She considered it progress that he flattened only one row of ageratum.

Blue ageratum or golden marigolds can also be combined with it.

Ageratum plants are covered with clusters of small, fuzzy blue flowers.

Fat little mounds of ageratum color are often used to trim the floral border.

Ageratum are prone to becoming rampant environmental weeds when grown outside of their natural range.

They can also design their own fresh-flower arrangements, using cleomes and ageratum.

But the ageratum is not as tough.

Within that tribe it is most closely related to Conoclinium and Ageratum.

Tall ageratum are also available in seed catalogues.

Propagating hardy ageratum: By division in early spring or by seed.

Ageratum houstonianum is toxic to grazing animals, causing liver lesions.

Shipai was once famous for its fine ageratum, which served as special product that spread widely to the country and overboard.

While ageratum and marigold plants and seeds are widely available, the others are not.

The common garden ageratum, or floss flower, is an annual plant about three inches (7.5 cm) high, used to border gardens.

Several species of Ageratum are toxic, containing pyrrolizidine alkaloids.

And others come for the marigolds, ageratum and other flowers that bloom colorfully along the walks.

This one is the soft-textured ageratum, a very appealing plant that is favored in many color combinations.

In the company's Australian trial fields of the well-known ageratum Blue Mink, a new color appeared.

Growing hardy ageratum: Mist flowers prefer a good, well-drained but moist garden soil in full sun or partial shade.

Hardy ageratum, or mist flower, is a blue-flowered perennial that appears in spring and blooms in early fall.

For sunny locations try: zinnias, marigolds, snapdragons, petunias, geraniums and ageratum.

The plants that demand more water are the showy annuals with thin leaves, particularly impatiens, coleus, petunias and ageratum.

Nine years ago, when we moved to Missouri, I bought and planted a border of ageratum and dwarf yellow marigolds.

"I see plenty just like those on your dress," answered Pris, nodding toward the meadow full of young whiteweed.

Ageratum conyzoides (Billygoat-weed, Chick weed, Goatweed, Whiteweed; Ageratum conycoides L., Ageratum obtusifolium Lam., Cacalia mentrasto Vell.)