North America Non-native Plant

Leichhardt’s Datura

Botanical name: Datura leichhardtii

USDA symbol: DALE5

Native status: Not native but doesn't reproduce and persist in the wild

Leichhardt’s Datura: A Night-Blooming Beauty from Down Under Meet Leichhardt’s datura (Datura leichhardtii), a fascinating Australian native that’s sure to add some nocturnal magic to your garden. This unique plant might not be the most well-known member of the gardening world, but it certainly knows how to make an entrance ...

Leichhardt’s Datura: A Night-Blooming Beauty from Down Under

Meet Leichhardt’s datura (Datura leichhardtii), a fascinating Australian native that’s sure to add some nocturnal magic to your garden. This unique plant might not be the most well-known member of the gardening world, but it certainly knows how to make an entrance – especially when the sun goes down!

What Makes Leichhardt’s Datura Special?

This Australian endemic brings something truly special to the table with its stunning trumpet-shaped flowers that range from pristine white to soft purple hues. What’s really cool about this plant is its nighttime personality – the blooms open in the evening and release a sweet, intoxicating fragrance that’ll have you planning more sunset garden strolls.

The flowers themselves are quite impressive, measuring 6-10 centimeters long and creating beautiful focal points against the plant’s soft, gray-green foliage. The leaves have a lovely fuzzy texture that adds another layer of interest even when the plant isn’t in bloom.

Where Does It Come From?

Leichhardt’s datura calls the arid and semi-arid regions of Australia home, particularly thriving in Queensland and northern New South Wales. It’s perfectly adapted to Australia’s challenging climate conditions, making it a true survivor in harsh landscapes.

Growing Conditions and Care

If you’re thinking about adding this Australian beauty to your garden, here’s what you need to know:

  • Sunlight: Loves full sun and plenty of it
  • Soil: Well-draining sandy or rocky soils work best, with a preference for alkaline conditions
  • Water: Drought-tolerant once established – less is definitely more with this one
  • Climate: Best suited for USDA zones 9-11, as it’s quite frost-sensitive

Planting and Maintenance Tips

Growing Leichhardt’s datura from seed is your best bet, though you’ll need to be patient as it requires warm temperatures for germination. Once your plant is established, it’s remarkably low-maintenance – just the way we like our garden friends!

Keep watering to a minimum once the plant is settled in, and consider providing some protection from strong winds if your garden tends to get blustery. This plant appreciates a set it and forget it approach to care.

Garden Design and Landscape Role

Leichhardt’s datura shines in several garden settings:

  • Drought-tolerant and xerophytic gardens
  • Native Australian plant collections
  • Moon gardens and night-blooming displays
  • Cottage gardens in suitable climates

Use it as a specimen plant to add vertical interest and create conversation-starting focal points. Its unique blooming schedule makes it perfect for gardens designed to be enjoyed in the evening hours.

Wildlife and Pollinator Benefits

This night-blooming beauty is a magnet for moths and other nocturnal insects, making it a valuable addition to wildlife-friendly gardens. The evening fragrance and nectar-rich flowers provide important food sources for night-flying pollinators that often get overlooked in garden planning.

Is This Plant Right for Your Garden?

Leichhardt’s datura could be a great choice if you live in a warm, dry climate and want to add some nocturnal interest to your landscape. However, since it’s native specifically to Australia, gardeners in other regions might want to consider native alternatives that provide similar benefits to local ecosystems.

If you’re not in Australia, look for native night-blooming plants in your area that can provide the same magical evening garden experience while supporting local wildlife. Your local native plant society or extension office can help you find the perfect regional alternatives.

For Australian gardeners, this unique datura represents a wonderful opportunity to celebrate your local flora while creating a garden that comes alive after dark. Just remember – like all plants in the Datura family, this one contains compounds that make it toxic if ingested, so plant it away from areas where children and pets play.

Leichhardt’s Datura

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Solanales

Family

Solanaceae Juss. - Potato family

Genus

Datura L. - jimsonweed

Species

Datura leichhardtii F. Muell. ex Benth. - Leichhardt's datura

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