The best homemade orchid flasking medium

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Originally Posted by svetozar123

Please , can you explain what is agar ?

Welcome to the Orchid Board!

Agar is made from kelp that grows in the sea. When dissolved in water it forms a gel that is semi-solid at room temperature. It is used to make a soft, water-rich substrate for growing bacteria, fungi and orchids in warm conditions in a lab. Gelatin from animals would be liquid at these temperatures.

http://www.foodqualitynews.com/var/p...nm_gallery.jpg

It is also used in food, to make gels that are stiff at room temperature.

Here is an example of an Orchid Board member using it to grow orchid seedlings:

A seedling story!