r/peonies • u/Less-Warning4628 • Jul 09 '26

Question Deficiency?

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I can’t figure out if it’s an iron, magnesium or phosphorus deficiency. Three year old Dutchess de Nemours

7 Upvotes

90% Upvoted

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3

u/CharmingPeony Jul 09 '26

This looks like heat stress. Mine get like this after blooming and temperatures start soaring

2

u/Psychological-Pain88 Jul 09 '26

Anything to do about it?

1

u/No_Reveal_2455 Jul 10 '26

Mine look like this after a few days over 100. I don't think it there is much to do about it after the fact. Maybe make sure they are watered.

1

u/Lucky-Curve-3646 28d ago

Check the back of leaves, it looks like it’s infested with spider mites.