North America Native Plant

Menzies’ Goldenbush

Botanical name: Isocoma menziesii var. vernonioides

USDA symbol: ISMEV

Life cycle: perennial

Habit: subshrub

Native status: Native to the lower 48 states  

Synonyms: Haplopappus venetus (Kunth) S.F. Blake ssp. vernonioides (Nutt.) H.M. Hall (HAVEV)  âš˜  Isocoma vernonioides Nutt. (ISVE3)  âš˜  Isocoma veneta (Kunth) Greene var. vernonioides (Nutt.) Jeps. (ISVEV2)   

Menzies’ Goldenbush: A Bright Spot for California Native Gardens If you’re looking for a cheerful, low-maintenance native plant that brings golden sunshine to your California garden, meet Menzies’ goldenbush (Isocoma menziesii var. vernonioides). This delightful little shrub might not be the showiest plant in the nursery, but it’s got some ...

Rare plant alert!

Region: Conservation status by state

Status: S3S5T2T3: Status is uncertain but is somewhere between the following rankings: 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. ⚘ Secure: At very low or no risk of extinction in the jurisdiction due to a very extensive range, abundant populations or occurrences, with little to no concern from declines or threats. ⚘

Menzies’ Goldenbush: A Bright Spot for California Native Gardens

If you’re looking for a cheerful, low-maintenance native plant that brings golden sunshine to your California garden, meet Menzies’ goldenbush (Isocoma menziesii var. vernonioides). This delightful little shrub might not be the showiest plant in the nursery, but it’s got some serious staying power and charm that makes it a wonderful addition to drought-conscious landscapes.

What Makes Menzies’ Goldenbush Special?

This perennial shrub is a true California native, originally found along the coastal areas of the Golden State. What makes it particularly appealing is its compact size—typically staying under 1.5 feet tall and never exceeding 3 feet at maturity. Think of it as nature’s way of creating the perfect low-maintenance groundcover that actually looks good year-round.

The plant produces clusters of bright yellow, daisy-like flowers that bloom in late summer and fall, right when many other plants are calling it quits for the season. The silvery-green foliage provides a lovely backdrop for these cheerful blooms and maintains its attractive appearance even when the plant isn’t flowering.

Where Does It Grow?

Menzies’ goldenbush is native to California, where it thrives in coastal environments. This geographic limitation means it’s perfectly adapted to Mediterranean climates with mild, wet winters and dry summers.

Perfect for the Right Garden

This goldenbush shines in several types of landscapes:

  • Native plant gardens: Obviously right at home with other California natives
  • Xeriscape or drought-tolerant gardens: Thrives with minimal water once established
  • Coastal gardens: Handles salt air and coastal conditions like a champ
  • Slope stabilization: The low, spreading growth habit helps prevent erosion
  • Mediterranean-style landscapes: Complements other drought-adapted plants beautifully

Growing Conditions and Care

Here’s where Menzies’ goldenbush really wins you over—it’s remarkably easy to grow if you can provide the right conditions:

Climate: Best suited for USDA hardiness zones 9-11, which covers most of coastal California’s temperate regions.

Sun and Soil: Give this plant full sun and well-draining soil, and it’ll be happy. It’s not picky about soil type, but good drainage is non-negotiable. If your soil tends to stay soggy, consider planting on a slope or in a raised bed.

Water: Once established (usually after the first year), this shrub is quite drought-tolerant. During establishment, provide regular water, but once it’s settled in, you can back off significantly. Overwatering is more likely to cause problems than underwatering.

Planting and Ongoing Care

Plant Menzies’ goldenbush in fall or early spring to give it time to establish before the hot, dry summer months. Space plants about 3-4 feet apart to allow for their mature spread.

The best part about this plant? It requires very little ongoing maintenance. A light pruning after flowering can help maintain its shape and encourage bushier growth, but it’s not strictly necessary. The plant has a naturally tidy growth habit.

Benefits for Pollinators and Wildlife

Those late-season yellow blooms aren’t just pretty—they’re incredibly valuable for pollinators. When many other plants have finished flowering for the year, Menzies’ goldenbush provides crucial nectar for bees, butterflies, and other beneficial insects. This makes it an excellent choice for anyone interested in supporting local wildlife.

Is Menzies’ Goldenbush Right for Your Garden?

Consider adding this native shrub to your landscape if you:

  • Live in coastal California (zones 9-11)
  • Want a low-maintenance, drought-tolerant plant
  • Need groundcover for slopes or erosion control
  • Appreciate late-season flowers
  • Want to support local pollinators
  • Enjoy native plant gardening

However, this might not be the best choice if you live outside its natural climate range or prefer plants that need regular watering and attention.

The Bottom Line

Menzies’ goldenbush proves that sometimes the best plants are the ones that know how to take care of themselves. With its cheerful flowers, low-water needs, and compact size, it’s a stellar choice for California gardeners looking to create beautiful, sustainable landscapes that work with nature rather than against it. Plus, knowing that you’re providing valuable habitat for local wildlife makes this sunny little shrub even more rewarding to grow.

Menzies’ Goldenbush

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

Asterales

Family

Asteraceae Bercht. & J. Presl - Aster family

Genus

Isocoma Nutt. - goldenbush

Species

Isocoma menziesii (Hook. & Arn.) G.L. Nesom - Menzies' goldenbush

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