Botanical Name: Hypericum calycinum
Common Name: Creeping St. Johnswort, Aaron's Bea  
Plant photo of: Hypericum calycinum
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Water Saving Tip:

Check the soil's moisture level before watering.

You can reduce your water use 20-50% by regularly checking the soil before watering.

  • Anatomy

  • Culture

  • Design

Plant Type

Shrub, Ground cover


Height Range



Flower Color



Flower Season

Spring, Summer, Fall


Leaf Color

Green, Dark Green, Light Green


Bark Color



Fruit Color



Fruit Season



Full, Half, Shade



Low, Medium, Extra in Summer


Growth Rate



Soil Type

Sandy, Clay, Loam, Rocky, Unparticular


Soil Condition

Average, Poor, Well-drained, Dry


Soil pH

Neutral, Basic


Adverse Factors


Design Styles

Meadow, Mediterranean, Seascape, Woodland


Accenting Features

Showy Flowers


Seasonal Interest

Spring, Summer, Fall


Location Uses

Entry, Parking Strip, Parking Lot


Special Uses

Erosion Control, Filler, Mass Planting, Lawn Substitute, Small Spaces


Attracts Wildlife


Information by: Jerry Sortomme Editor
Photographer: Engstrom/Mullany/MJC
  • Description

  • Notes

Hypericum calycinum is an evergreen perennial. Grows 1' high and 1'-2' in spread, and spreads by underground runners. Produces yellow flowers.
Planting Instructions: 1. Dig a hole 2 times the width and 1 and 1/2 times the height of the container. 2. Set rootball just above ground level. 3. Mix soil with 25% amendment and %75 soil. 4. Backfill with amended soil. 5. Build basin and water.