Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Rubiaceae

Genus:

Houstonia

Species:

Houstonia humifusa

Growth Characteristics

Life Cycle:

Annual

Growth Habit:

Forb/herb

Height:

Less than 6 in

Light Requirements:

Full Sun

Drought Tolerance:

High

Bloom Months:

mar, apr, may, jun, jul, aug

Bloom Colors:

Blue

Ground Cover:

Yes

Native Range

United States: New Mexico, Oklahoma, Texas

Soil Requirements

Soil Type:

sandy, well-drained, nutrient-poor soil

pH:

6.0 - 7.5 (slightly acidic to neutral)

Drainage:

excellent drainage required

Moisture:

dry to moderate

Notes:

native to rocky or sandy areas

Germination Information