North America Native Plant

Redray Alpinegold

Botanical name: Hulsea heterochroma

USDA symbol: HUHE

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Redray Alpinegold: A Hidden Gem for High-Altitude Gardens If you’re looking for a unique native wildflower that brings a splash of mountain magic to your garden, meet redray alpinegold (Hulsea heterochroma). This charming little forb might not be a household name, but it’s got serious appeal for gardeners who love ...

Rare plant alert!

Region: Conservation status by state

Status: S3S4: Status is uncertain but is somewhere between the following rankings: 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 ⚘

Redray Alpinegold: A Hidden Gem for High-Altitude Gardens

If you’re looking for a unique native wildflower that brings a splash of mountain magic to your garden, meet redray alpinegold (Hulsea heterochroma). This charming little forb might not be a household name, but it’s got serious appeal for gardeners who love specialized plants with a story to tell.

What Makes Redray Alpinegold Special?

Redray alpinegold is a true native of the American Southwest, naturally occurring across Arizona, California, Nevada, and Utah. As both an annual and perennial plant (depending on conditions), this adaptable forb belongs to the sunflower family and produces delightful daisy-like blooms with distinctive reddish ray petals surrounding bright yellow centers.

This plant calls the high-elevation regions of the southwestern United States home, where it has adapted to some pretty tough growing conditions. You’ll find it thriving in rocky, well-draining soils where many other plants would struggle.

Garden Appeal and Design Role

While redray alpinegold might be small in stature, it packs a visual punch with its colorful flowers that seem to glow against rocky backgrounds. Here’s what makes it a great garden addition:

  • Perfect for rock gardens and alpine plant collections
  • Excellent choice for xeriscaping and low-water landscapes
  • Adds authentic southwestern character to native plant gardens
  • Attracts beneficial pollinators like native bees and butterflies

Growing Conditions and Care

Let’s be honest – redray alpinegold isn’t your typical throw it in any garden bed kind of plant. This mountain native has some specific needs, but once you understand them, it’s quite rewarding to grow.

Sunlight: Full sun is essential. This plant evolved in high-elevation areas with intense sunlight.

Soil: The golden rule here is drainage, drainage, drainage! Sandy or rocky soils work best. Heavy clay or moisture-retentive soils are a no-go.

Water: Think desert minimal. Once established, this plant prefers dry conditions and can actually be harmed by too much water.

Hardiness: Suitable for USDA zones 5-9, making it surprisingly adaptable to different climates.

Planting and Care Tips

  • Plant in spring after the last frost date
  • Amend heavy soils with coarse sand or gravel to improve drainage
  • Water sparingly during establishment, then reduce to occasional deep watering
  • Avoid fertilizing – this plant prefers lean, nutrient-poor soils
  • Protect from excessive winter moisture in humid climates

A Note About Conservation

Redray alpinegold has a conservation status that requires our attention. With a Global Conservation Status of S3S4, it’s considered somewhat uncommon in its native range. If you decide to grow this special plant, please source seeds or plants from reputable native plant nurseries that practice ethical collection methods. Never collect from wild populations.

Is Redray Alpinegold Right for Your Garden?

This plant is ideal for gardeners who:

  • Love challenging, specialized plants
  • Have well-draining soil or are willing to create it
  • Want to support native pollinators
  • Are creating rock gardens or alpine plant collections
  • Live in arid or semi-arid climates

However, it might not be the best choice if you have heavy clay soil, live in a very humid climate, or prefer low-maintenance plants that thrive with regular watering.

Redray alpinegold rewards patient gardeners with its unique beauty and ecological benefits. While it may require some special attention, the satisfaction of successfully growing this native gem – and knowing you’re supporting local ecosystems – makes it well worth the effort.

Redray Alpinegold

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

Hulsea Torr. & A. Gray - alpinegold

Species

Hulsea heterochroma A. Gray - redray alpinegold

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