Quote:
Originally Posted by john martin
a short while ago put some Pieris Forest Flame in some pots with some new
john innes no 3 soil.
the growing tip leaves instead of being red have turned a pale yellow.
should i add some proper garden soil or is there something else i should be
doing to get the red colour back?
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Pieris is an acid-lover, and John Innes soil based no 3 is too alkaline. You need to replace the soil with ericaceous compost, or water well wil sequestrene.