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st johns wort plant for sale

If you're searching for a reliable groundcover or a burst of golden colour in your landscape, Hypericum calycinum is one of the best choices you can make. Often called St John’s Wort or Rose of Sharon, this versatile, low-growing shrub delivers vibrant yellow blooms all summer, making it a firm favourite for gardeners throughout New Zealand. At our nursery, you'll find healthy, well-established St Johns Wort plant for sale, ready to transform tricky garden spaces into lush, flowering displays. Whether you need to cover a bank, suppress weeds, or brighten up dull corners, Hypericum calycinum is a practical, beautiful solution.

Hypericum calycinum (Hypercium calycinum)

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Hypericum calycinum, commonly called St. Johns Wort, is a shrub grown as an attractive ground cover. It carries mid green leaves which become adorned with yellow flowers during spring and summer as it grows to 40 cm tall and 60 cm wide. Hypericum calycinum is commonly used as a groundcover, added to rock gardens, planted around the base of larger trees, or included in borders. A mass planting, particularly on a bank, looks spectacular.

hypericum-calycinum-
  • Suited to regions:
    Subtropical, Temperate
  • Plant type:
    Groundcover Plants
  • Height:
    40 cm
  • Spread:
    60 cm
  • Flowering time:
    Spring
  • Tolerances:
    Coastal, Hardy
  • Garden uses:
    Banks, Borders, Containers, Ground covering, Living areas, Paths & Steps, Pool areas
  • Garden styles:
    Backyard, City & Courtyard, Coastal, Frontyard, Japanese, Modern, Riparian, Rock, Tropical
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Hypericum calycinum (Hypercium calycinum)

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Why Choose Hypericum calycinum?

Hypericum calycinum is a semi-evergreen groundcover revered for its resilience and minimal care requirements. It thrives in most soils, tolerates shade or sun, and once established, is drought-tolerant—a perfect fit for our variable New Zealand climate. This St John’s Wort forms a dense mat of deep green foliage, blanketing the ground year-round and reducing the need for constant weeding.

During summer, large yellow, saucer-shaped flowers appear in abundance, attracting bees and beneficial pollinators. The cheerful blooms make a stunning contrast against its dark, glossy leaves, enhancing pathways, borders, and embankments with lasting interest.

Where to Plant Hypericum calycinum

If you’re looking to buy a St Johns Wort plant for sale as an effortless groundcover, consider slopes, under trees, driveways, or any spot where grass struggles. It's also a popular choice for filling gaps between larger shrubs or along challenging banks. For even more ground-hugging options, you might enjoy pairing it with Vinca major Variegata (Greater Periwinkle Plant), Ajuga reptans 'Purple Torch', or Ajuga 'Chocolate Chip' to create layered colour and texture.

Care and Maintenance

One of the biggest strengths of Hypericum calycinum is its low-maintenance nature. Once your St Johns Wort plant is in the ground, it generally needs little more than occasional trimming to keep its shape. It handles heavy pruning remarkably well, even tolerating being cut back in late winter or early spring if it gets untidy. While it will cope with dry periods, a layer of mulch will help young plants establish more quickly. Avoid overly wet sites, as good drainage ensures healthy roots and strong growth.

Explore Our Range of Hypericum and Groundcovers

Alongside Hypericum calycinum, we offer a rich variety of St John’s Wort and hardy groundcovers to suit every garden style. Discover elegant options like Hypericum Hidcote (St John's Wort) for superior flowers or explore taller relatives such as Hypericum perforatum (Hypericium perforatum), known for its traditional herbal uses. For smaller spaces, Hypericum gracilis might be just the ticket.

Looking to diversify even further? Add native gems like Lobelia angulata Treadwellii or silver-leafed Convolvulus Two Moons to contrast with your St Johns Wort collection.

Order Your St Johns Wort Plant Today

Browse our range and find a robust, ready-to-plant St Johns Wort plant for sale, nurtured in our local nursery for New Zealand conditions. Transform your garden with the dependable colour, groundcover performance, and effortless beauty of Hypericum calycinum.


Contact us

Whether you need assistance finding the plant you’re looking for or you simply want to know more about who we are and what we do, we invite you to get in touch with us today. A member of The Plant Company team will get back in touch as soon as possible.

–The Plant Company

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