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Old 01-21-2010, 10:55 PM   #13 (permalink)
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Default Re: Tissue Culture Pineapple

Hi novisyatria,

No, food coloring isn't poisonous to the plants. I have about 350 Musa Basjoo explants in jars and another 100 jars filled with different plants that all have food coloring in them. They are doing fine.

very light blue coloring

Zone 5
N.W. Indiana
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