Ambrosia trifida | Crownweed, Giant Ragweed | Flower

Ambrosia trifida belongs to the plant family ASTERACE and Genus Ambrosia This Flower will grow well in a wide variety of loam or soils pertaining to most average garden situations , a pH which can apply to most normal garden soil conditions, . All plants need light to allow the photosynthesis process of converting carbon dioxide to growth sugars to take place. Some plants need more sun-light than others. For this plant those sunlight conditions are well described as … Various

We are often asked about plants for humming bird attraction. Unfortunately Ambrosia trifida does not attract these beautiful hummingbird, sunbird or nectar feeding varieties of garden birds

Impressive Autumn foliage display is not shown by Ambrosia trifida so look for an alternative plant for pleasing Fall leaf properties

Ambrosia trifida crownweed,giant ragweed is not known as a butterfly attracting plant

Almost all plants grown in gardens need to be fed using fertilzer in order to see them at their best. For this plant the suggested fertilizer program would be based upon … Typical mix of: 3 parts Nitrogen (N), 2 parts Phosphorous (P) and 3 parts Potassium (K for Latin name Kalium).

Anyone who suffers from pollinosis will want to steer clear of this heavy pollen producer. Hay fever season usually extends from July to September.

Ambrosia trifida is distributed as follows … Rocky Mountains

Amelanchier alnifolia | Mountain Juneberry, Serviceberry, Juneberry, Saskatoon. Originated in Western North America | Shrub

Amelanchier arborea | Downy Serviceberry | Tree

Amelanchier asiatica | Korean Juneberry, Chinese Service Berry. Originated in Korea,Japan;Manchuria | Shrub

"Allergies A-Z", Myron A Lipkowitz and Tova Navarra, Facts on File, New York, 1994.