Gypsum Phacelia

Phacelia integrifolia

Native to:
Mexico, United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Boraginaceae
Genus:
Phacelia
Species:
Phacelia integrifolia
USDA Symbol:
PHIN

Growth Characteristics

Life Cycle:
Annual | Biennial | Perennial
Growth Habit:
Forb/herb
Height:
60 cm
Light Requirements:
Part Shade
Drought Tolerance:
High
Bloom Months:
apr,may,jun,jul
Bloom Colors:
white, lavender, blue

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)
Butterflies & Moths:
★☆☆☆☆ Documented Lepidoptera association (GBIF)

Keystone Species Ranking

Pollen Specialist Bee Keystone:
★★★★☆ Native pollen specialist bee species supported by this genus (NWF)

Garden & Ecology Notes

Wildlife Value:
bees, butterflies
Deer Resistant:
Yes

Soil Requirements

Soil Type:
sandy, well-drained, nutrient-poor soil
pH:
6.0 - 8.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
thrives in arid and semi-arid regions

Propagation & Germination

Stratification:
None required
Germination Time:
14–30 days
Notes:
Seeds germinate readily in cool conditions; surface sow or lightly cover as some light may aid germination.

The above propagation data sourced from Claude AI

Pre-treatment: Single-step cold-moist stratification for temperate woodland species. for 60–120 days

Source: Claude AI