North America Native Plant

Drummond’s Skullcap

Botanical name: Scutellaria drummondii var. runyonii

USDA symbol: SCDRR

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Drummond’s Skullcap: A Charming Texas Native Worth Discovering If you’re passionate about Texas native plants and love discovering lesser-known wildflowers, Drummond’s skullcap (Scutellaria drummondii var. runyonii) might just be the hidden gem you’ve been searching for. This delicate annual belongs to the mint family and represents a unique variety of ...

Drummond’s Skullcap: A Charming Texas Native Worth Discovering

If you’re passionate about Texas native plants and love discovering lesser-known wildflowers, Drummond’s skullcap (Scutellaria drummondii var. runyonii) might just be the hidden gem you’ve been searching for. This delicate annual belongs to the mint family and represents a unique variety of an already uncommon native wildflower.

What Makes This Plant Special?

Drummond’s skullcap is a true Texas native, found exclusively within the Lone Star State. As an annual forb, it completes its entire life cycle in a single growing season, making it a ephemeral but rewarding addition to native plant gardens. The plant lacks woody tissue, instead producing herbaceous stems that support its characteristic small, tubular flowers.

Where You’ll Find It

This particular variety of Drummond’s skullcap calls Texas home and nowhere else. Its limited geographic distribution makes it a special plant for Texas gardeners who want to grow something truly local to their region.

Garden Appeal and Landscape Role

While information specific to this variety is limited, Drummond’s skullcap varieties typically produce small, attractive blue to purple flowers that add subtle color to wildflower gardens. As a member of the mint family, the flowers have the characteristic two-lipped shape that gives skullcaps their distinctive appearance.

This plant works well in:

  • Native Texas wildflower gardens
  • Natural landscape areas
  • Pollinator-friendly garden spaces
  • Areas where you want to support local biodiversity

Growing Conditions and Care

As with many Texas natives, Drummond’s skullcap likely prefers well-drained soils and can tolerate the challenging conditions that come with the Texas climate. Since it’s an annual, you’ll need to allow it to set seed if you want it to return the following year, or plan to resow annually.

Key growing considerations:

  • Provide good drainage to prevent root rot
  • Allow plants to complete their life cycle and drop seeds
  • Choose a sunny to partially sunny location
  • Minimal water requirements once established

Wildlife and Pollinator Benefits

Like other members of the Scutellaria genus, this plant likely provides nectar for small native bees, butterflies, and other pollinators. The seeds may also provide food for small birds and other wildlife, contributing to the local ecosystem.

The Challenge: Finding This Variety

Here’s the honest truth about Scutellaria drummondii var. runyonii – it’s not commonly available in the nursery trade. This particular variety is quite specialized and rare in cultivation. If you’re determined to grow it, you might need to:

  • Contact native plant societies in Texas
  • Look for specialized native plant nurseries
  • Connect with botanists or researchers studying Texas flora
  • Consider growing the more widely available Scutellaria drummondii species instead

Is It Worth the Effort?

For dedicated native plant enthusiasts and collectors of rare Texas flora, absolutely! This plant represents the incredible botanical diversity that Texas has to offer. However, casual gardeners might want to start with more readily available native alternatives that provide similar benefits.

If you can’t locate this specific variety, consider other Texas native annuals that support pollinators and add natural beauty to your landscape. The important thing is choosing plants that are native to your specific region and contribute to local biodiversity.

Remember, when growing any rare or uncommon plant, always source your seeds or plants responsibly from reputable suppliers who use ethical collection practices.

Drummond’s Skullcap

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

Lamiales

Family

Lamiaceae Martinov - Mint family

Genus

Scutellaria L. - skullcap

Species

Scutellaria drummondii Benth. - Drummond's skullcap

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