North America Native Plant

Coastal Red Indian Paintbrush

Botanical name: Castilleja hyetophila

USDA symbol: CAHY5

Life cycle: perennial

Habit: forb

Native status: Native to Alaska  

Coastal Red Indian Paintbrush: Alaska’s Elusive Native Wildflower If you’ve ever dreamed of adding a splash of fiery color to your garden with native plants, you might have stumbled across Castilleja hyetophila, commonly known as coastal red Indian paintbrush. This intriguing Alaskan native belongs to the fascinating world of Indian ...

Coastal Red Indian Paintbrush: Alaska’s Elusive Native Wildflower

If you’ve ever dreamed of adding a splash of fiery color to your garden with native plants, you might have stumbled across Castilleja hyetophila, commonly known as coastal red Indian paintbrush. This intriguing Alaskan native belongs to the fascinating world of Indian paintbrush plants, but before you start planning where to plant it, there are some important things you should know about this elusive wildflower.

What Makes Coastal Red Indian Paintbrush Special?

Coastal red Indian paintbrush is a perennial forb – essentially a soft-stemmed flowering plant that lacks woody tissue but comes back year after year. As a member of the Castilleja genus, it likely displays the characteristic vibrant red-orange bracts that make Indian paintbrush plants so eye-catching in the wild. These aren’t actually the true flowers, but rather modified leaves called bracts that surround the much smaller, less conspicuous actual flowers.

Where Does It Call Home?

This plant is a true Alaskan native, found exclusively in the Last Frontier state. Its limited geographic range makes it a special part of Alaska’s unique botanical heritage. The specific coastal habitats where it thrives reflect its adaptation to Alaska’s challenging climate conditions.

The Reality of Growing Coastal Red Indian Paintbrush

Here’s where things get interesting – and a bit challenging. Like most members of the Castilleja genus, coastal red Indian paintbrush is what botanists call a root parasite or hemiparasite. This means it has a sneaky survival strategy: while it can photosynthesize like other plants, it also taps into the roots of nearby host plants to steal nutrients and water.

This parasitic relationship makes coastal red Indian paintbrush extremely difficult, if not impossible, to cultivate in typical home gardens. The plant requires specific host species that may not be readily available or suitable for your garden conditions.

Wildlife and Ecological Benefits

Despite the cultivation challenges, coastal red Indian paintbrush likely plays an important ecological role in its native Alaskan habitats. Other Castilleja species are known to:

  • Attract hummingbirds with their tubular flowers and bright colors
  • Provide nectar for native bees and other pollinators
  • Support specialized insects that have co-evolved with paintbrush plants
  • Add biodiversity to native plant communities

Garden-Friendly Alternatives

If you’re captivated by the idea of growing native plants with similar aesthetic appeal, consider these alternatives that are much more garden-friendly:

  • Monarda (Bee Balm) for red tubular flowers that attract hummingbirds
  • Native Penstemon species for colorful spikes
  • Cardinal flower (Lobelia cardinalis) for brilliant red color
  • Local native wildflowers specific to your region

Appreciating It in the Wild

Rather than attempting to grow coastal red Indian paintbrush in your garden, the best way to appreciate this plant is to encounter it in its natural Alaskan habitat. If you’re lucky enough to visit Alaska during the growing season, keep an eye out for the telltale splash of red-orange color that signals the presence of Indian paintbrush species.

Supporting Native Plant Conservation

While you might not be able to grow this particular species at home, you can still support native plant conservation by:

  • Choosing native plants that are well-suited to your local conditions
  • Supporting organizations that protect native plant habitats
  • Learning about and appreciating the native plants in your own region
  • Avoiding the collection of wild plants from their natural habitats

Coastal red Indian paintbrush serves as a beautiful reminder that not every stunning native plant is meant for our gardens – and that’s perfectly okay. Sometimes the best way to honor a plant is to let it thrive where nature intended, while we focus our gardening efforts on native species that can truly flourish in our cultivated spaces.

Coastal Red Indian Paintbrush

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

Scrophulariaceae Juss. - Figwort family

Genus

Castilleja Mutis ex L. f. - Indian paintbrush

Species

Castilleja hyetophila Pennell - coastal red Indian paintbrush

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