| Description | A short, mainly blue colored annual for the full sun. |
|---|---|
| Pronunciation | (a-jer-A-tum)(hew-so-nee-AH-num) |
| Plant Type | Annuals |
| Sunlight | full sun |
| Moisture | average, may need additional moisture during dry spells. |
| Soil & Site | average |
| Temperature | A tender garden annual turning black at the first frost. Planting sooner than Memorial Day weekend may be risky (zone #5). |
| Flowers | small 1/4-1/2" tubulor flowers are in clusters forming a fluffy ball, color is blue, also rose, pink and white |
| Leaves | simple, green, opposite, heart shaped |
| Roots | fiborus |
| Dimensions | Most reach 6-8", some up to 15". Space the plants 8"-10" on center |
| Maintenance | As the flowers die they need to be dead headed which is no easy task. Many of the cultivars flowers are on short scapes and are hard to remove. This is one plant I don't enjoy the task of dead heading. |
| Propagation | small seeds, start 6-8 weeks before they are going to be planted in the garden. |
| Native Site | Native to Mexico and Central and South America |
| Misc Facts | Genus named after William Houston who collected the species in the Antilles and Mexico. |
| Author's Notes | Ageratum were one of my main plants I used in commercials gardens. They were blue, short and hardy. Easy to grow and maintian. |
| Notes & Reference | #27-Rodale's Annual Gardens (Paul Loewer), #28-Cottage Garden Annuals(Clive Lane), #51-Armitage's Manual of Annuals, Biennials, and Half-Hardy Perennials (Alan Arimitage),#109-Annuals and Tender Perennials for North American Gardens (Wayne Winterroud) |
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