Hopi tea greenthread
Thelesperma megapotamicum
Last reviewed: October 2026
Hopi tea greenthread (Thelesperma megapotamicum) is a perennial forb native to AR, AZ, CO, KS and 7 more states. It blooms in May, June, July, August, and September. The flowers draw bees and butterflies.

Toxicity unknown
Hopi tea greenthread (Thelesperma megapotamicum) is not listed by the ASPCA Animal Poison Control Center (opens in new tab) or the other sources we check, so we have no verdict for it either way. Absence from those lists is not a clearance. If your pet shows symptoms after eating any plant, call the ASPCA at (888) 426-4435.
Light
full sun
Water
low
Size
12"–30" H × 12"–18" W
Bloom
May, Jun, Jul, Aug, Sep
Native to
AR, AZ, CO, KS and 7 more states
Pollinators
bees, butterflies
Before you buy
Your city may pay you to plant this
Cities and water utilities offer rebates for replacing lawn with native and water-wise plants. We track 458 programs across 44 states, each with a link to the provider and the date we last checked it.
Find rebates in your areaPicture natives in your own yard
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Browse plants for this ecoregion
Upright perennial with fine, thread-like leaves and simple golden-yellow daisy flowers on long wiry stems, blooming through much of the warm season on dry plains and rocky slopes. Traditionally brewed into a golden herbal tea.
Growing Hopi tea greenthread
Grow Hopi tea greenthread in full sun and low water. Mature plants reach 12 to 30 inches tall and spread 12 to 18 inches wide.
Wildlife value
Long bloom period provides a reliable nectar source for native bees and butterflies through summer.
Common questions
- How much sun does Hopi tea greenthread need?
- Hopi tea greenthread grows best in full sun conditions.
- When does Hopi tea greenthread bloom?
- Hopi tea greenthread blooms in May, June, July, August, and September.
- Where is Hopi tea greenthread native?
- Hopi tea greenthread (Thelesperma megapotamicum) is native to AR, AZ, CO, KS and 7 more states, per the World Checklist of Vascular Plants (Kew).
- What pollinators does Hopi tea greenthread attract?
- Hopi tea greenthread draws bees and butterflies.
Native range data from the World Checklist of Vascular Plants (Kew). Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.
If something looks wrong
Common plant problems, and what to check first
These come up on almost any plant. Each guide lists the likely causes in the order they are worth ruling out, with one thing to check before you act on any of them, and links to the source it came from.
- It is dying right after planting
- Leaves turning yellow
- Wilting even though I watered it
- Brown crispy leaf tips
- Bugs on the plant
Ready to grow Hopi tea greenthread? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.
