My norfolk pine is a combination of two norfolk pines in a pot

Question

The smaller tree has lost all of it’s limbs?

Why is this happening.? The other tree looks healthy.

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Answer 1

You are not alone in having needle and limb dropping on a Norfolk Pine. The Norfolk is actually a tropical plant, so water, light, and humidity are so important.

Here is a link to an excellent article.

https://www.gardeningknowhow.com/houseplants/norfolk-pine/norfolk-dropping-branches.htm