Photo Essay: Cacti are survivors in tough Oklahoma climate

Opuntia Macrothiza is a pear-shaped cactus, which is about a foot tall. It spreads on the ground within three feet. Opuntia is heat tolerant. It is an edible plant. Photo by Tatyana Nyborg.
Cacti easily survive freezing temperatures with snow. They can be left outside for winter while other plants must be moved into a sheltered place. Photo by Tatyana Nyborg.
Cacti grow in subtropical Oklahoma forests even though they are considered desert plants. Opuntia Macrothiza (Common Prickly Pear) has beautiful yellow blossoms once a year in summer. However, the cactus flowers live only two or three days. Photo by Tatyana Nyborg.
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