North America Native Plant

California Broomrape

Botanical name: Orobanche californica condensa

USDA symbol: ORCAC

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

California Broomrape: A Rare Parasitic Wildflower You Can’t (and Shouldn’t) Grow Meet California broomrape (Orobanche californica condensa), one of nature’s most unusual and mysterious plants. This isn’t your typical garden flower – in fact, it’s about as far from a typical garden plant as you can get. This fascinating annual ...

Rare plant alert!

Region: Conservation status by state

Status: S4T2T3Q: Status is uncertain but is somewhere between the following rankings: Uncertain taxonomy: ⚘ Subspecies or variety is imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 6 to 20 occurrences or few remaining individuals (1,000 to 3,000) ⚘ Subspecies or variety is 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 ⚘

California Broomrape: A Rare Parasitic Wildflower You Can’t (and Shouldn’t) Grow

Meet California broomrape (Orobanche californica condensa), one of nature’s most unusual and mysterious plants. This isn’t your typical garden flower – in fact, it’s about as far from a typical garden plant as you can get. This fascinating annual is a parasitic wildflower that lives life entirely on its own terms, and those terms don’t include playing nice with your garden plans.

What Makes California Broomrape So Special (and Challenging)

California broomrape belongs to a group of plants that have basically given up on the whole photosynthesis thing. Instead of making their own food like responsible plants, these clever parasites tap into the root systems of other plants and steal their nutrients. It’s like having a houseguest who raids your refrigerator – except this houseguest never leaves and you never invited them in the first place.

As an annual forb, this plant completes its entire life cycle in just one growing season. But don’t let its short lifespan fool you – it’s perfectly adapted to its parasitic lifestyle and has been pulling off this botanical heist for thousands of years.

Where You’ll Find This Elusive Plant

California broomrape is native to the United States and currently grows only in California. This makes it a true California endemic, adding to its special status among the state’s unique flora.

Why You Shouldn’t Try to Grow California Broomrape

Here’s where things get interesting (and slightly disappointing if you were hoping to add this to your garden wish list). There are several compelling reasons why California broomrape isn’t destined for your backyard:

  • It’s rare: With a conservation status of S4T2T3Q, this plant is considered uncommon to rare in its native range
  • Parasitic nature: It requires specific host plants to survive – you can’t just plant it and hope for the best
  • Unpredictable growth: Even in ideal conditions, parasitic plants are notoriously difficult to establish
  • Limited aesthetic appeal: Without chlorophyll, these plants lack the green coloration and traditional beauty most gardeners seek
  • Conservation concerns: Given its rarity, it’s best left in its natural habitat

What California Broomrape Brings to Nature

While California broomrape might not win any garden beauty contests, it plays an important role in California’s natural ecosystems. As a native annual, it’s part of the complex web of relationships that make up healthy wildland communities. Its parasitic lifestyle, while unusual, represents one of nature’s many creative solutions to survival.

Better Alternatives for Your Native Garden

If you’re interested in supporting California’s native plants, there are many beautiful and garden-friendly options that will thrive in cultivation:

  • California poppies for vibrant orange blooms
  • Ceanothus species for stunning blue flowers
  • Native lupines for dramatic flower spikes
  • California fuchsia for hummingbird-friendly red blooms

Appreciating California Broomrape from Afar

The best way to appreciate California broomrape is to respect its wild nature and rarity. If you’re lucky enough to encounter this unusual plant during hikes in its native California habitat, take a moment to marvel at nature’s creativity. It’s a reminder that not every plant needs to be in our gardens to be valuable – sometimes the most special plants are the ones we get to admire in their natural homes.

So while you won’t be adding California broomrape to your shopping list anytime soon, you can still appreciate it as one of California’s unique botanical treasures – best left wild and free in its natural habitat.

California Broomrape

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

Scrophulariales

Family

Orobanchaceae Vent. - Broom-rape family

Genus

Orobanche L. - broomrape

Species

Orobanche californica Cham. & Schltdl. - California broomrape

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