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St. Andrew's-cross
Hypericum hypericoides
Hypericaceae
 

Copyright by: Shirley Denton

General Landscape Uses: Primarily recommended for natural landscapes and habitat restorations. Also wildflower gardens.

Availability: Grown by enthusiasts.

Description: Small shrubby wildflower.

Dimensions: About 2-3 feet in height. About as broad as tall.

Growth Rate: Moderate.

Range: Eastern and central United States west to Kansas and Texas and south to the Monroe County Keys; West Indies, Mexico and Honduras. In the Monroe County Keys, known only from Big Pine Key in the lower Keys.

Map of select IRC data from peninsular Florida.

Habitats: Pinelands, hammocks and swamp margins.

Soils: Moist to seasonally wet, moderately well-drained sandy or limestone soils, with 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: Low; salt wind may burn the leaves.

Drought Tolerance: Moderate; generally requires moist soils, but tolerant of short periods of drought once established.

Light Requirements: Full sun to light shade.

Flower Color: Yellow.

Flower Characteristics: Semi-showy.

Flowering Season: Summer-fall.

Fruit: Inconspicuous capsule.

Wildlife and Ecology: Provides some food and cover for wildlife.

Horticultural Notes: Can be grown from seed. Harvest seed when mature, but before it becomes dried out.


Copyright by: Shirley Denton

Copyright by: Shirley Denton

Copyright by: Shirley Denton


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