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Approximately 5 seeds per gram
seed-counts are only a guide, not to be used for accurate calculations.
B and T World Seeds' reference number:
The average, annual, minimum temperature zone where Ageratina altissima is cold hardy
USDA Zone:6 -10° to 0°F (-23.5° to -18°C)
|Type of plant - perennial
Flower or inflorescence:
WHITE, capit. clust. in corymbs
(stratify 2 months, sow on surface in light)
10cm. lance.-ell.-obl., GREY-GREEN, pubesc.
|Height, in meters: 2
Height, in feet: 6.60
|Ageratina altissima sales history
| Parts of Ageratina altissima are considered toxic.
Synonyms (alternative names) for Ageratina altissima:
Common names for Ageratina altissima:
is included in the following
B and T World Seeds flowering plant categories.
|1||: Stock list|
|Our stock changes almost every day, with seeds arriving and being shipped all over the world.|
We only stock long lived seeds, except for a few species that are always in demand.
Seeds that are not in stock are acquired fresh when ordered.
|36||: Herb Seed List Culinary Medicinal Dye and Aromatic|
|Not all medicinal, dye or aromatic plants are edible, some are toxic if eaten and others are dangerous if applied to the skin. Please check uses for plants.|
|43||: Herbaceous Border Plant Seed List|
|44||: Cut flowers Commercial and other Recommended Varieties|
|45||: Bee and Butterfly Attracting also Honey and Pollen Plant Seeds|
|86||: Natives of U.S.North East|
|87||: Natives of Central U.S.A.|
|89||: Natives of U.S.South East|
|185||: Plant Species whose germination is improved by Smoke|
|"Smoke" contains a butenolide compound produced by certain plants when heated, it speeds up or starts the germination of seeds from many different genera.|
|698||: First Year Flowering Perennials|
|719||: North American Native Ethnobotanicals|
|Including medicinal, dye, fiber, food, construction, ritual|