Quick answer: Rocky Mountain zinnia (Zinnia grandiflora) is native to 6 states. What's commonly sold under this name is the true wild species. No live listing of the true species was found as of 24 Oct 2026.
Photo: Stan Shebs, Wikimedia Commons (CC BY-SA 3.0)
Where it's native
Listed in the directory as native to these states. Click a state for its full native-plant guide.
Growing conditions
From the Lady Bird Johnson Wildflower Center Native Plant Database.
| Sun | Sun |
|---|---|
| Water | Dry |
| Soil | Rocky, alkaline |
| Bloom | Bloom Jun-Oct |
| Height | 4-8 in |
| Wildlife value | Bees, butterflies |
Buying it
No live listing of the true wild species was found as of 24 Oct 2026 — that means our last search didn't surface one, not that the plant is unavailable.
No live seed or plant listing found as of 24 Oct 2026. That means our last search didn't surface one — not that the plant is unavailable. Try a regional native-plant nursery.
Quick answers about Rocky Mountain zinnia
Where is Rocky Mountain zinnia native?
Rocky Mountain zinnia (Zinnia grandiflora) is native to Arizona, Colorado, Kansas, New Mexico, Oklahoma and Texas. Check your state's page in this directory for the full list of plants native where you live.
When does Rocky Mountain zinnia bloom?
Rocky Mountain zinnia blooms Jun-Oct. Exact timing shifts a few weeks with latitude and elevation.
What growing conditions does Rocky Mountain zinnia need?
Light: Sun. Water: Dry. Soil: Rocky, alkaline. Mature height: 4-8 in.
Is Rocky Mountain zinnia good for pollinators and wildlife?
Yes. Wildlife value: Bees, butterflies.
Is Rocky Mountain zinnia deer-resistant or drought-tolerant?
Rocky Mountain zinnia is deer-resistant and drought-tolerant.
Where can I buy Rocky Mountain zinnia?
We haven't found an online listing of the true wild species as of 24 Oct 2026. A regional native-plant nursery or native seed company is your best source; ask for Zinnia grandiflora by its scientific name.
Similar native plants
Native plants that share growing conditions or range with Rocky Mountain zinnia.
- Chocolate flower Berlandiera lyrata
- Blackfoot daisy Melampodium leucanthum
- Woolly paperflower Psilostrophe tagetina
- Desert marigold Baileya multiradiata
- Rocky Mountain penstemon Penstemon strictus
- Lewis flax (blue flax) Linum lewisii
Also listed under
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