Opuntia Hybrid, Prickly Pear Cactus

Opuntiahumifusa x macrorhiza

Family
Cactaceae (kak-TAY-see-ee)
Genus
Opuntia (op-UN-shee-a)
Synonym
Sun Exposure
Full Sun
Sun to Partial Shade
Light Shade
Height
under 6 in. (15 cm)
Spacing
9-12 in. (22-30 cm)
12-15 in. (30-38 cm)
15-18 in. (38-45 cm)
18-24 in. (45-60 cm)
Hardiness
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
Danger
Plant has spines or sharp edges; use extreme caution when handling
Bloom Color
Orange
Red-Orange
Bright Yellow
Bloom Time
Mid Spring
Late Spring/Early Summer
Mid Summer
Other Details
Category
Perennials
Cactus and Succulents
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Can be grown as an annual
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Non-patented
Propagation Methods
From woody stem cuttings
Allow cut surface to callous over before planting
Seed Collecting
Allow unblemished fruit to ripen; clean and dry seeds
Unblemished fruit must be significantly overripe before harvesting seed; clean and dry seeds
Properly cleaned, seed can be successfully stored
Regional

This plant is said to grow outdoors in the following regions:

Detroit, Michigan

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Gardener's Notes:

0
positive
1
neutral
0
negative
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Phoenix, AZ (Zone 9b) | September 2011 | neutral

This hybrid has been known to occur in nature. Apparently the red/orange in the center or throat of the yellow flower is not as deep of a...Read More

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