Hoary Sandmat
Euphorbia lata
Last reviewed: October 2026
Toxicity unknown
Hoary Sandmat (Euphorbia lata) 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
6"–24" H × 6"–18" W
Bloom
May, Jun, Jul
Native to
CO, KS, NM, OK and 1 more states
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 459 programs across 44 states, each with a link to the provider and the date we last checked it.
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Browse plants for this ecoregion
Euphorbia lata is a low-growing native perennial that forms compact mounds of succulent-like foliage. It produces small yellowish flowers from May through July and thrives in sunny, dry conditions with minimal water needs.
In an HOA neighborhood
Hoary Sandmat takes more care to keep looking intentional in a front yard. Maintenance level: low. Consider it for backyard or mid-zone beds rather than the street edge.
Works well in: backyard only.
- Euphorbia family plants often have weedy appearance
- May look sparse or unstructured compared to traditional landscaping
- Milky sap can be concerning for some HOAs due to safety considerations
Wildlife value
As a native euphorbia, it likely supports specialized native insects and provides nectar for small pollinators during its extended bloom period.
Common questions
- How much sun does Hoary Sandmat need?
- Hoary Sandmat grows best in full sun conditions.
- When does Hoary Sandmat bloom?
- Hoary Sandmat blooms in May, June, and July.
- Where is Hoary Sandmat native?
- Hoary Sandmat (Euphorbia lata) is native to CO, KS, NM, OK and 1 more states, per vouchered herbarium specimen records and regional native plant society lists.
- Is Hoary Sandmat HOA-friendly?
- Hoary Sandmat takes more care to look intentional in a front yard. Consider it for backyard or mid-zone beds rather than the street edge.
Native range data from vouchered herbarium specimen records and regional native plant society lists. 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 Hoary Sandmat? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.