North America Native Plant

Nineleaf Biscuitroot

Botanical name: Lomatium triternatum var. triternatum

USDA symbol: LOTRT

Life cycle: perennial

Habit: forb

Native status: Native to Canada âš˜ Native to the lower 48 states  

Nineleaf Biscuitroot: A Hardy Native Gem for Western Gardens If you’re looking for a resilient native plant that asks for little but gives back plenty, let me introduce you to nineleaf biscuitroot (Lomatium triternatum var. triternatum). This unassuming perennial forb might not win any flashy flower contests, but it’s a ...

Nineleaf Biscuitroot: A Hardy Native Gem for Western Gardens

If you’re looking for a resilient native plant that asks for little but gives back plenty, let me introduce you to nineleaf biscuitroot (Lomatium triternatum var. triternatum). This unassuming perennial forb might not win any flashy flower contests, but it’s a champion of sustainability and a true friend to pollinators.

What Makes Nineleaf Biscuitroot Special

Nineleaf biscuitroot is a native North American perennial that belongs to the carrot family. As a forb—essentially a non-woody herbaceous plant—it produces delicate, finely divided foliage that resembles tiny fern fronds. In spring, it sends up clusters of small white to pale yellow flowers arranged in umbrella-like formations called umbels.

This plant is thoroughly North American, native to both Canada and the lower 48 states. You’ll find it naturally growing across an impressive range that includes Alberta, British Columbia, California, Idaho, Montana, Nevada, Oregon, Utah, Washington, and Wyoming.

Why Your Garden Will Love This Plant

Here’s where nineleaf biscuitroot really shines as a garden companion:

  • Pollinator magnet: Those early spring blooms are like a welcome mat for native bees and other beneficial insects when few other flowers are available
  • Drought tolerance: Once established, this plant can handle dry conditions like a champ
  • Low maintenance: It’s the kind of plant that thrives on benign neglect
  • Native credentials: Supporting local ecosystems while reducing your garden’s environmental footprint

Where to Plant Nineleaf Biscuitroot

This versatile native works beautifully in several garden settings:

  • Rock gardens: Its compact size and drought tolerance make it perfect for rocky, well-draining spots
  • Xeriscape gardens: An excellent choice for water-wise landscaping
  • Native plant gardens: Pairs wonderfully with other regional natives
  • Naturalized areas: Great for creating low-maintenance wildflower meadows

Growing Conditions and Care

Nineleaf biscuitroot is hardy in USDA zones 4-8, making it suitable for much of the northern and western United States and southern Canada. Here’s how to keep it happy:

Light: Full sun to partial shade, though it performs best with plenty of morning sunlight.

Soil: Well-draining soil is absolutely crucial. This plant despises soggy feet and will quickly rot in waterlogged conditions. Sandy or rocky soils are ideal.

Water: Once established, it’s quite drought tolerant. In fact, overwatering is more likely to kill it than underwatering.

Planting and Care Tips

Getting started with nineleaf biscuitroot is refreshingly straightforward:

  • Best planting time: Fall planting allows the roots to establish before spring growth
  • Spacing: Give plants adequate room to spread—they don’t like to be crowded
  • Watering: Water regularly during the first growing season, then back off significantly
  • Fertilizing: Generally unnecessary and can actually harm the plant
  • Pruning: Simply remove spent flower heads if desired, but leaving them provides seeds for wildlife

A Few Things to Keep in Mind

While nineleaf biscuitroot is generally easy-going, it does have some preferences. It’s not particularly showy compared to non-native ornamentals, so if you’re looking for bold, colorful displays, this might not be your star player. However, if you appreciate subtle beauty and ecological value, it’s a wonderful choice.

The plant also tends to go dormant in summer heat, so don’t panic if it seems to disappear during the hottest months—it’s just taking a well-deserved break.

The Bottom Line

Nineleaf biscuitroot might not be the most glamorous plant in the garden center, but it’s exactly the kind of reliable, eco-friendly performer that makes for successful native gardening. It supports local wildlife, requires minimal care once established, and adds authentic regional character to your landscape. For gardeners in its native range looking to create more sustainable, wildlife-friendly spaces, this humble native deserves serious consideration.

Nineleaf Biscuitroot

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Apiales

Family

Apiaceae Lindl. - Carrot family

Genus

Lomatium Raf. - desertparsley

Species

Lomatium triternatum (Pursh) J.M. Coult. & Rose - nineleaf biscuitroot

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