Seashore Cactus

Opuntia martiniana

Native to:
United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Cactaceae
Genus:
Opuntia
Species:
Opuntia martiniana
USDA Symbol:
OPMA3

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Succulent
Height:
60 cm
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
apr,may,jun,jul
Bloom Colors:
yellow, orange, red

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:
birds, bees, butterflies
Deer Resistant:
Yes

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 arid regions, prefers desert-like conditions

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–60 days
Notes:
Seeds benefit from cold stratification for 30-60 days; germination occurs at 20-25°C.