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Oputia polacantha

Common Name(s):

Plains pricklypear

Hairspine cactus

Synonym:

Tunas polycantha

Panhandle pricklypear

Flower:

Magenta

Blooms :

Apr

to:

Jun

Flower about 3" broad with many yellow sepals and numerous stamens

Botanical Description

Fragrant?

YES

Family:

Cactaceae

Herbaceous Plant, Perennial

Foliage:

Green

Stems are flattened into pads that are covered with aeroles that have bristles and spines

Fall Color?

YES

Green

Evergreen

Photo by: 

Heading 6

Evergreen cactus

Oregon Native?

YES

West State Native?

YES

Origins:

Western North America and Mexico

Site Selection

Minimum USDA Hardiness Zone:

4

Water Needs:

L

Sun Needs:

Full Sun

Deer Resistant?

YES

Firewise?

YES

Height:

2-3'

Spread:

2-6'

Growth Rate:

Slow

Native Habitat:

Dry deserts

Soil:

Easily grown in dry soils that are well drained.

Care Recommendations

Maintenance Level:

Low

Fertilizer:

Does not require fertilization

Mulch:

Coarse gravel, pea gravel, stone chippings

Provide full sun, plant in gritty well-drained soil, keep completely dry in winter

Long Term:

Winter:

Needs bone dry soil, and full sunshine

Spring:

Cleaning up winter damage, preparing soil for summer by watering if extrmely dry

Summer:

Ample sunshine, watering every 2-3 weeks if dry, need gritty soil

Fall:

Stop watering

General Care Comments:

Thrives on neglect, full sun, fast draining rocky soil, occassional watering

Common Problems

Uncontained spread, glochid injuries, root rot

Diseases:

Occasonal Cochineal scale, root rot

Insects:

Cochineal scale, cactus bugs,

Environmental Problems:

uncontrolled spread, injuries to animals

Pests:

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COMGA

Email:

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