Whitethorn Acacia
Vachellia constricta
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Fabaceae
- Genus:
- Vachellia
- Species:
- Vachellia constricta
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Shrub , Tree
- Height:
- 12-20 ft
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- may, jun, jul, aug
- Bloom Colors:
- White, Yellow
- Landscaping Shrub:
- Yes
Native Range
United States: Arizona, Maryland, New Mexico, Texas, Virginia
Soil Requirements
- Soil Type:
- sandy, well-drained, nutrient-poor soil
- pH:
- 6.0 - 8.0 (neutral to slightly alkaline)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- native to arid desert regions
Germination Information
Pre-treatment: Scarify the hard coating on seeds by applying boiling water and letting them soak for 3-24 hours. Alternatively, mechanical scarification by sandpaper or nicking followed by hot water can be used.
Establishment: Whitethorn acacia occurs from 2,500 to 5,000 feet in shallow caliche soil on dry slopes and lowlands. It flowers from May-November.
Source: npn.rngr.net