Species library › Sedum › Sedum havardii
Succulents Well documented

Sedum havardii

A small stonecrop of the Chihuahuan Desert sky islands, centred on the Chisos Mountains of Big Bend and nearby Coahuila. It grows in rock crevices of the cooler mountains, with very dry winters and modest summer rain, so it needs sharp drainage and a dry winter rest.

At home, aim for
Day Cool-growingTargets in Plantistry
Night Close to the dayTargets in Plantistry
Humidity Dry airBand in Plantistry
Light Bright, filtered lightDLI and PPFD in Plantistry
Expects a seasonal restGrows on rock (lithophyte)

Where it grows wild

Rock crevices and ledges on igneous and limestone cliffs in oak-juniper-pine woodland of desert mountains, often on cooler, partly shaded faces.

Recorded 821–2249 m, median about 1600 m; most plants are in the upper Chisos and Coahuila ranges.

United States (Texas: Big Bend)Mexico (Coahuila)

🔒 Growing it like that

The wild conditions above, turned into targets for a shelf, a tent or a greenhouse. The full profile has:

✓ Day and night temperature targets, and the limits it tolerates
✓ Humidity band, and how to hold it
✓ Light as DLI and PPFD for a grow light
✓ Wet and dry seasons, and whether to rest it
✓ Substrate and airflow
✓ A step-by-step setup to grow it like the wild

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Profiles are drafts built from measured range and climate and from published sources; each section carries its own confidence in the app.