Questions with the keyword 'ph'

• hi eoin following on from my last question (ph of the soil) can we alter the dna of flowers to change the colour of by iluvgok to Eoin Comments: (No comments so far )
• is it true that with some plants, the colour of their petals depends on the ph of the soil? and if so why? by iluvgok to Eoin Comments: (So far, one comment )