Alert: Limited Online Availability

Now that summer is here, we have limited our stock for online purchase. Find Monrovia plants at your local garden center. Pre-order for 2023 will be available later this year. ×

We no longer grow this plant.
This page is for reference only.  To find other great selections that are available, please use our Plantfinder

Sunny Boulevard® St. John's Wort

Hypericum 'Deppe' PP #20,045; CPBR #3587

This hardy, carefree shrub adds bright color all summer long. Willow-like leaves on tight branches create a mounded form cloaked with small but abundant, rich yellow flowers. Ideal for wildlife or cutting gardens, perennial or shrub borders, in groupings or as a hedge. Native to North America.
There are very few rules in gardening, but perhaps the most important one is to work within your zone. Choosing plants that grow and thrive in your particular climate is the very first step toward having a beautiful garden . Learn More

Your climate might be too cold for this plant:


Full sun, Partial sun

Requires regular watering.


Due to the seasonal nature of plants, availability at your local garden center is not guaranteed. Give them a call before visiting.

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More Information
Average Size at MaturityReaches 2 to 3 ft. tall and wide.
Bloom TimeJuly to September
Design IdeasA wonderful landscape plant for the West due to its carefree habit and abundant, bright yellow flowers. Mass as a large-scale mounding ground cover, on slopes for erosion control, or at a pond's edge. Spot into drought-resistant and native gardens for quick color and foliage. Excellent low, informal hedge. Nectar-rich flowers make it a natural for open spaces and wildlife gardens.
Deciduous/ EvergreenDeciduous
Flower AttributeFlowers for Cutting, Long Bloom Season, Showy Flowers
Flower ColorYellow
Foliage ColorDark Green
Garden StyleCottage, Rustic
Growth HabitRounded
Growth RateModerate
Landscape UseBorder, Container, Hedge, Mass Planting, Cutting Garden
Light NeedsFull sun, Partial sun
Patent ActAsexual reproduction of plants protected by the Plant Patent Act is prohibited during the life of the patent.
Special FeatureAttracts Butterflies, Attracts Hummingbirds, North American Native Selection, Waterwise
Water NeedsModerate
Watering NeedsRequires regular watering.

Prefers average, well-drained soils. Somewhat drought tolerant once established. Prune after flowering. Fertilizer in spring.

This Plant's Growing Zones: 4-8

USDA Cold Hardiness Zone Map

Your USDA Cold Hardiness Zone:

Your climate may be too cold for this plant