North America Native Plant

Hoffman’s Gilia

Botanical name: Gilia tenuiflora hoffmannii

USDA symbol: GITEH

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Hoffman’s Gilia: A Rare California Native Worth Protecting Meet Hoffman’s gilia (Gilia tenuiflora hoffmannii), one of California’s most precious and elusive wildflowers. This delicate annual forb represents both the beauty and fragility of our native plant heritage, but before you start planning where to plant it in your garden, there’s ...

Rare plant alert!

Region: United States

Status: S3S4T1: Status is uncertain but is somewhere between the following rankings: Subspecies or variety is critically Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 5 or fewer occurrences or very few remaining individuals (<1,000) ⚘ Vulnerable: Either very rare and local throughout its range, found only in a restricted range (even if abundant at some locations), or factors are making it vulnerable to extinction. Typically 21 to 100 occurrences or between 3,000 and 10,000 individuals ⚘ Apparently Secure: Uncommon but not rare, and usually widespread. Possibly cause for longterm concern. Typically more than 100 occurrences in the state or more than 10,000 individuals ⚘ Endangered: In danger of extinction throughout all or a significant portion of its range. ⚘

Region: United States

Hoffman’s Gilia: A Rare California Native Worth Protecting

Meet Hoffman’s gilia (Gilia tenuiflora hoffmannii), one of California’s most precious and elusive wildflowers. This delicate annual forb represents both the beauty and fragility of our native plant heritage, but before you start planning where to plant it in your garden, there’s something crucial you need to know.

Why This Little Plant Deserves Our Attention

Hoffman’s gilia isn’t your typical garden center find – and for good reason. This native California wildflower carries an endangered status, making it one of the state’s most vulnerable plant species. As a small annual forb (that’s botanist-speak for a non-woody flowering plant), it lacks the sturdy stems of shrubs and trees, instead producing delicate flowers that complete their entire life cycle in just one growing season.

Where to Find It (Or Rather, Where Not to Disturb It)

This rare beauty calls California home and nowhere else. Its limited geographic distribution is part of what makes it so special – and so vulnerable. The plant has adapted to very specific conditions within the Golden State, making it a true California endemic.

A Word of Caution for Gardeners

Here’s where we need to have an important conversation. While the idea of growing endangered plants in our gardens might seem like a great way to help conservation efforts, Hoffman’s gilia requires a different approach. Due to its endangered status, this plant should only be grown with responsibly sourced material – and honestly, you’re unlikely to find seeds or plants available through normal channels.

Instead of potentially contributing to the decline of wild populations by collecting seeds or plants, consider these alternatives:

  • Support conservation organizations working to protect California’s endangered flora
  • Choose other native California gilias that aren’t endangered
  • Create habitat for pollinators and wildlife using more common native species
  • Visit nature preserves where endangered plants are protected to appreciate them in their natural setting

What We Know (And Don’t Know) About Growing Conditions

The truth is, there’s limited information available about the specific growing requirements for Hoffman’s gilia. This knowledge gap exists partly because the plant is so rare that few people have had the opportunity to study it extensively, and partly because conservation efforts focus on protecting existing wild populations rather than cultivation.

What we do know is that as an annual forb, it completes its life cycle in one year, germinating, flowering, setting seed, and dying all within a single growing season. Like many California natives, it’s likely adapted to the state’s Mediterranean climate patterns.

How You Can Help

While you might not be able to grow Hoffman’s gilia in your backyard, there are meaningful ways to support this endangered species:

  • Learn about and support organizations working on California native plant conservation
  • Choose well-established native alternatives for your garden
  • Practice responsible wildflower appreciation – look but don’t collect
  • Spread awareness about the importance of protecting endangered plant species

The Bigger Picture

Hoffman’s gilia serves as a reminder that our native plant communities are more fragile than we might think. Every endangered species represents a unique piece of evolutionary history that, once lost, can never be recovered. By making thoughtful choices in our own gardens and supporting conservation efforts, we can help ensure that future generations will have the chance to marvel at these botanical treasures.

So while you won’t be adding Hoffman’s gilia to your garden wish list this year, you can still play a vital role in its story. Sometimes the best way to love a plant is to give it the space and protection it needs to survive in the wild.

Hoffman’s Gilia

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

Polemoniaceae Juss. - Phlox family

Genus

Gilia Ruiz & Pav. - gilia

Species

Gilia tenuiflora Benth. - greater yellowthroat gilia

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