North America Native Plant

Mountain Dodder

Botanical name: Cuscuta suksdorfii var. subpedicellata

USDA symbol: CUSUS

Life cycle: perennial

Habit: vine

Native status: Native to the lower 48 states  

Mountain Dodder: A Rare California Parasitic Plant You Shouldn’t (and Can’t) Grow If you’ve stumbled across the name mountain dodder while researching California native plants, you might be wondering if this perennial could add something unique to your garden. Well, here’s the thing about Cuscuta suksdorfii var. subpedicellata – it’s ...

Rare plant alert!

Region: Conservation status by state

Status: S3?T2T3: Status is uncertain but is somewhere between the following rankings: Inexact rank: ⚘ 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) ⚘ 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 ⚘ 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. ⚘

Mountain Dodder: A Rare California Parasitic Plant You Shouldn’t (and Can’t) Grow

If you’ve stumbled across the name mountain dodder while researching California native plants, you might be wondering if this perennial could add something unique to your garden. Well, here’s the thing about Cuscuta suksdorfii var. subpedicellata – it’s one of those fascinating plants that’s better admired from afar than brought home to your backyard.

What Exactly Is Mountain Dodder?

Mountain dodder is a rather unusual member of the California native plant family. Unlike your typical garden-variety perennial, this forb herb has evolved a lifestyle that would make any helicopter parent proud – it literally can’t survive without being completely dependent on other plants. As a parasitic vine, mountain dodder produces thread-like, orange to yellow stems that wrap around host plants and tap directly into their nutrient systems.

The plant produces small, white to cream-colored flowers that cluster together, creating an almost ethereal appearance when draped across its unsuspecting hosts in California’s mountain regions.

Where Does Mountain Dodder Call Home?

This native California species is found exclusively in the Golden State’s mountainous areas. As a plant that’s native to the lower 48 states, mountain dodder has carved out its niche in very specific mountain habitats where it can find suitable host plants to support its parasitic lifestyle.

The Rarity Factor: Handle with Care

Here’s where things get serious – mountain dodder has a Global Conservation Status of S3?T2T3, which indicates it’s quite rare and potentially vulnerable. This rarity status alone should give any responsible gardener pause about attempting to cultivate this species, even if it were possible to do so successfully.

Why You Can’t (and Shouldn’t) Grow Mountain Dodder

Unlike most plants you might want to add to your landscape, mountain dodder presents some unique challenges:

  • Parasitic nature: It requires specific host plants to survive, making traditional cultivation nearly impossible
  • Specialized habitat needs: It’s adapted to very specific mountain conditions that are difficult to replicate
  • Rarity concerns: Disturbing wild populations or attempting to harvest seeds could harm already vulnerable populations
  • Unpredictable behavior: Even if you could establish it, parasitic plants can be unpredictable and may harm desirable garden plants

Better Alternatives for Your Native California Garden

If you’re drawn to the idea of supporting California’s native plant diversity, there are plenty of wonderful alternatives that are both garden-friendly and beneficial to local ecosystems:

  • California poppies for vibrant color and easy care
  • Ceanothus species for beautiful blue flowers and pollinator support
  • Native bunch grasses for texture and wildlife habitat
  • Manzanita varieties for year-round structure and bird-friendly berries

Appreciating Mountain Dodder in Its Natural Habitat

While mountain dodder isn’t destined for your garden beds, it plays an important ecological role in California’s mountain ecosystems. Its small flowers likely provide nectar for tiny insects, and its presence indicates a healthy, complex plant community where specialized species can thrive.

If you’re lucky enough to encounter mountain dodder during mountain hikes, take a moment to appreciate this unusual native. Just remember to observe and photograph rather than collect – its rarity status means every individual plant counts toward the species’ survival.

The world of native plants is full of fascinating species, and sometimes the most interesting ones are those that remind us that not every plant is meant for cultivation. Mountain dodder is one of those special species that’s best left to do its mysterious work in California’s wild mountain spaces.

Mountain Dodder

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

Cuscutaceae Dumort. - Dodder family

Genus

Cuscuta L. - dodder

Species

Cuscuta suksdorfii Yunck. - mountain dodder

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