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Additional Sponsors:

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Keys ageratum
Ageratum littorale
Asteraceae


General Landscape Uses:

Wildflower or rock gardens in the Florida Keys.

Ecological Restoration Notes:

A somewhat rare element of coastal hammock edges and thickets.
Availability:
Grown by enthusiasts and occasionally by native plant nurseries.
Description:
Small to medium wildflower.
Dimensions:
Typically 10-15 inches in height. Sprawling and usually broader than tall.
Growth Rate:
Moderate.
Range:
Monroe County Keys; Cuba, Grand Cayman and Belize. In the Monroe County Keys, apparently absent to the north of Windley Key.
Habitats:
Coastal hammocks and thickets.
Soils:
Moist, well-drained limestone or calcareous sandy soils, with or without humusy top layer.
Nutritional Requirements:
Moderate; can grow in nutrient poor soils, but needs some organic content to thrive.
Salt Water Tolerance:
Low; does not tolerate long-term flooding by salt or brackish water.
Salt Wind Tolerance:
High; can tolerate moderate amounts of salt wind without injury.
Drought Tolerance:
Moderate to high; plants growing in extremely dry soils may die during extended periods of drought.
Light Requirements:
Full sun.
Flower Color:
Heads bright blue.
Flower Characteristics:
Showy, 1/4" wide.
Flowering Season:
All year.
Fruit:
Inconspicuous achene.
Horticultural Notes:
Can be grown from seed.
Comments:
It is listed as endangered by the state of Florida.


 


Keith Bradley
Keith A. Bradley
Keith A. Bradley
Keith A. Bradley
Keith A. Bradley