Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Martyniaceae

Genus:

Proboscidea

Species:

Proboscidea spicata

USDA Symbol:

PRSP3

Growth Characteristics

Life Cycle:

Annual

Growth Habit:

Forb/herb

Height:

60 cm

Light Requirements:

Full Sun

Drought Tolerance:

Medium

Bloom Months:

jun,jul,aug,sep

Bloom Colors:

purple, pink, white

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 and semi-arid regions

Propagation & Germination

Stratification:

None required

Germination Time:

10–21 days

Notes:

Seeds germinate readily in warm soil; prefers temperatures above 70°F.

The above propagation data sourced from Claude AI