Air plants belong to the same family as the pineapple.

气生和菠同一科。

We follow the prints through tall pines and sabal palms festooned with air plants.

我们随着足迹穿过高大的松树与铁兰点缀的棕榈树。

Air plants require bright, indirect light.

气生需要明亮的间接光线。

There are more than 500 different species of air plants. Officially they are known as Tillandsia.

有500多种不同种类的气生，它们的正式名称是凤梨科。

They do not cause problems for the objects they grow on. Air plants do not have roots.

它们不会给寄生的体带来不良影响。空气有根。

Air plants are especially sensitive to chlorine.

气生对氯尤其敏感。

However, air plants produce offshoots, known as " pups."

然而，气生会产生分枝，称为“幼枝”。

Growers should feed their air plants with any all-purpose houseplant, bromeliad or orchid fertilizer.

种者应该用任何通用的室内、凤梨科或兰花肥料来喂养他们的气生。

Perhaps the most unusual species of Tillandsia is the Xerographic air plant.

也许最不寻常的凤梨科是霸王气生凤梨。

Associated Press gardening writer Jessica Damiano has experimented with air plants and offers these guidelines for people wanting to grow them.

美联社园艺作家杰西卡·达米亚诺对气生进行了试验，并为想要种它们的人提供了这些指导方针。

The environment is the natural world of land, sea, air, plants, and animals that exists around towns and cities.

环境是存在城镇周围的陆地、海洋、空气、和动的自然世界。

But growers can also put air plants inside seashells or on rocks.

但种者也可以把气生放在贝壳里或岩石上。

Notable air plants include Spanish moss which can be found hanging from large trees in tropical or subtropical areas.

著名的气生包括西班牙苔藓，可以在热带或亚热带地区的大树上找到。

You can place air plants in just about any spot that provides the required sunlight and good air flow.

你可以把气生放在任何地方，只要能提供所需的阳光和良好的空气流动。

In homes with average humidity levels, put air plants in a bowl of room-temperature water once a week for 30 to 60 minutes.

在湿度平均的家庭中，每周一次将气生放在一碗达到室温的水中30到60分钟。

Air plants do not have roots. They depend on specialized cells – called trichomes – to permit their leaves to take in water and nutrients.

气生有根。它们依靠一种叫做毛状体的特殊细胞来让叶子吸收水分和营养。

The plant's long, thin silver leaves curl downward to produce a round shape that sets it apart from other air plants.

种又长又薄的银色叶子向下卷曲，形成一个圆形，使它与其他气生区别开来。