North America Native Plant

St. Andrew’s Cross

Botanical name: Hypericum hypericoides hypericoides

USDA symbol: HYHYH

Life cycle: perennial

Habit: subshrub

Native status: Native to the lower 48 states âš˜ Native to Puerto Rico  

Synonyms: Ascyrum hypericoides L. (ASHY)  âš˜  Ascyrum hypericoides L. var. oblongifolium (Spach) Fernald (ASHYO)  âš˜  Ascyrum linifolium Spach (ASLI11)   

St. Andrew’s Cross: A Charming Native Shrub for Low-Maintenance Gardens If you’re looking for a delightful native shrub that practically takes care of itself while adding unique charm to your landscape, meet St. Andrew’s cross (Hypericum hypericoides hypericoides). This unassuming little powerhouse might just become your new favorite garden companion, ...

St. Andrew’s Cross: A Charming Native Shrub for Low-Maintenance Gardens

If you’re looking for a delightful native shrub that practically takes care of itself while adding unique charm to your landscape, meet St. Andrew’s cross (Hypericum hypericoides hypericoides). This unassuming little powerhouse might just become your new favorite garden companion, especially if you appreciate plants that deliver beauty without demanding constant attention.

What Makes St. Andrew’s Cross Special?

St. Andrew’s cross gets its common name from its distinctive four-petaled yellow flowers that form a perfect X-shape – just like the cross of St. Andrew. These cheerful blooms appear from summer through fall, creating a long season of interest when many other plants are calling it quits. The flowers are small but abundant, creating a subtle yet captivating display against the plant’s narrow, opposite leaves.

This perennial shrub typically stays compact, usually growing less than 4-5 feet tall with multiple stems arising from the ground. Its tidy growth habit makes it perfect for gardeners who want the structure of a shrub without the bulk.

Where Does St. Andrew’s Cross Call Home?

As a true native of the southeastern and south-central United States, St. Andrew’s cross has quite an impressive natural range. You’ll find it growing wild across Alabama, Arkansas, Delaware, Florida, Georgia, Illinois, Kentucky, Louisiana, Maryland, Mississippi, Missouri, New Jersey, North Carolina, Oklahoma, South Carolina, Tennessee, Texas, Virginia, and even Puerto Rico.

Being native to such a wide area means this plant has proven its adaptability – always a good sign for home gardeners!

Why Your Garden (and Local Wildlife) Will Love It

There are plenty of compelling reasons to give St. Andrew’s cross a spot in your landscape:

  • Pollinator magnet: Those sweet little flowers are like tiny beacons for bees, butterflies, and other beneficial insects
  • Low maintenance: Once established, it’s remarkably drought tolerant and requires minimal care
  • Native benefits: Supporting local ecosystems while reducing the need for fertilizers and excessive watering
  • Extended bloom time: Flowers from summer through fall provide nectar when other sources may be scarce
  • Versatile placement: Works well as ground cover, in naturalized areas, or as part of native plant gardens

Perfect Garden Scenarios

St. Andrew’s cross shines in several garden settings. It’s a natural choice for native plant gardens, where it can mingle with other indigenous species to create an authentic local ecosystem. In woodland gardens, it provides gentle structure and seasonal interest. For coastal gardeners, it’s particularly valuable due to its tolerance for challenging conditions.

The plant also excels in naturalized landscapes where you want something that looks intentional but not overly manicured. Its compact size makes it suitable for smaller spaces, while its spreading habit helps with erosion control on gentle slopes.

Growing St. Andrew’s Cross Successfully

The beauty of St. Andrew’s cross lies in its adaptability and low-maintenance nature. Here’s what you need to know:

Light and Location

This flexible shrub thrives in full sun to partial shade, though you’ll get the best flowering in sunnier spots. It’s quite forgiving if your garden has varying light conditions throughout the day.

Soil Requirements

St. Andrew’s cross prefers well-draining sandy or loamy soils and has a slight preference for acidic conditions. However, it’s quite adaptable and will tolerate a range of soil types as long as they don’t stay waterlogged.

Hardiness and Climate

Hardy in USDA zones 6-9, this plant can handle both heat and moderate cold. Its wide natural range speaks to its climate adaptability.

Care and Maintenance

Once established, St. Andrew’s cross is refreshingly self-sufficient:

  • Watering: Drought tolerant after the first year, though occasional deep watering during extended dry periods is appreciated
  • Fertilizing: Generally unnecessary – this native thrives in average soils
  • Pruning: Optional light pruning in late winter or early spring to maintain shape
  • Propagation: Can be grown from seeds or softwood cuttings taken in summer

Is St. Andrew’s Cross Right for Your Garden?

St. Andrew’s cross is an excellent choice if you’re looking to create a more sustainable, wildlife-friendly landscape without sacrificing beauty. Its native status means it’s perfectly adapted to local conditions and will support indigenous wildlife populations.

This plant is particularly ideal for gardeners who want to reduce maintenance while increasing ecological value. If you appreciate subtle beauty over flashy displays and prefer plants that earn their keep by supporting pollinators and other wildlife, St. Andrew’s cross deserves serious consideration.

The only gardeners who might want to skip this one are those seeking bold, attention-grabbing focal points or anyone dealing with consistently wet soil conditions. But for everyone else, this charming native shrub offers a perfect blend of beauty, sustainability, and ease of care that’s hard to beat.

St. Andrew’s Cross

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Dilleniidae

Order

Theales

Family

Clusiaceae Lindl. - Mangosteen family

Genus

Hypericum L. - St. Johnswort

Species

Hypericum hypericoides (L.) Crantz - St. Andrew's cross

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA