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The Plant that Makes Its Home on a Cactus

Tristerix seeds travel in bird droppings, when they land on a cactus they grow long probe-like stems, that latch onto the cactus body and inject it with parasitic threads. A year later Tristerix bursts out of the cactus skin as a bloom of beautiful flowers that attract hummingbird pollinators.
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Clip Season 1 Episode 4 Length 03:16 Premiere: 07/27/22

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Clips & Previews

Season 1 Episodes

Human Worlds
S1 E5 Length 55:55 Premiere Date 08/03/22

Desert Worlds
S1 E4 Length 55:55 Premiere Date 07/27/22

Seasonal Worlds
S1 E3 Length 55:55 Premiere Date 07/20/22

Water Worlds
S1 E2 Length 55:55 Premiere Date 07/13/22

Tropical Worlds
S1 E1 Length 55:54 Premiere Date 07/06/22

How Saguaro Cacti Store 1000 Gallons of Water
Clip Length 02:09 Premiere Date 07/27/22

The 12,000-year-old Plant that Barely Grows
Clip Length 02:00 Premiere Date 07/27/22

Why Elephants Eat the Baobab Tree
Clip Length 02:38 Premiere Date 07/27/22

The Plant that Makes Its Home on a Cactus
Clip Length 03:16 Premiere Date 07/27/22

The Green Planet - Teaser
Preview Length 00:30 Premiere Date 07/06/22

Official Preview
Preview Length 00:30 Premiere Date 07/06/22

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Human Worlds - S1 E5

  • Tuesday May 5, 2026 4:00 am ET on KET2
  • Tuesday May 5, 2026 3:00 am CT on KET2
  • Sunday May 3, 2026 10:00 pm ET on KET2
  • Sunday May 3, 2026 9:00 pm CT on KET2

Desert Worlds - S1 E4

  • Tuesday April 28, 2026 4:00 am ET on KET2
  • Tuesday April 28, 2026 3:00 am CT on KET2
  • Sunday April 26, 2026 10:00 pm ET on KET2
  • Sunday April 26, 2026 9:00 pm CT on KET2

Seasonal Worlds - S1 E3

  • Tuesday April 21, 2026 4:00 am ET on KET2
  • Tuesday April 21, 2026 3:00 am CT on KET2
  • Sunday April 19, 2026 10:00 pm ET on KET2
  • Sunday April 19, 2026 9:00 pm CT on KET2

Water Worlds - S1 E2

  • Tuesday April 14, 2026 4:00 am ET on KET2
  • Tuesday April 14, 2026 3:00 am CT on KET2
  • Sunday April 12, 2026 10:00 pm ET on KET2
  • Sunday April 12, 2026 9:00 pm CT on KET2
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