Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Cactaceae

Genus:

Thelocactus

Species:

Thelocactus bicolor

USDA Symbol:

THBI

Growth Characteristics

Life Cycle:

Perennial

Growth Habit:

Shrub

Height:

20 cm

Light Requirements:

Full Sun

Drought Tolerance:

High

Bloom Months:

apr,may,jun,jul,aug

Bloom Colors:

pink, magenta, purple

Garden & Ecology Notes

Deer Resistant:

Yes

Soil Requirements

Soil Type:

rocky, well-drained, calcareous soil

pH:

6.0 - 7.5 (slightly acidic to neutral)

Drainage:

excellent drainage required

Moisture:

dry to moderate

Notes:

native to arid regions, prefers limestone substrates

Propagation & Germination

Stratification:

None required

Germination Time:

14–30 days

Notes:

Seeds germinate best at warm temperatures (70-80°F) with light exposure. Fresh seed germinates most readily.

The above propagation data sourced from Claude AI