Greenhouse Chat July 2025

Ron McHatton
Wednesday, July 2nd, 2025
8:30 PM – 9:30 PM EDT EST
Listen as Dr. Ron McHatton answers questions that were submitted in advance of the recording. Should you have questions that you would like to submit, please forward them along with photographs to Sandra Svoboda at greehousechat@aos.org at least 3 days prior to the next scheduled Greenhouse Chat.

Summary

Greenhouse Chat Index July 2025

04:57 Cattleya white spots on leaves

08:50 Phalaenopsis damage and discoloration on leaves

11:31 Phalaenopsis powdery area on leaves

14:36 Phalaenopsis dehydration

18:43 Cattleya scale damage

20:07 Cattleya leaf development issues

22:46 Cattleya leaf tip dieback

25:43 Cattleya possible virus

27:27 Cattleya black spots on leaves

29:35 Mite damage on leaves

30:56 Phalaenopsis leaf splitting

32:47 Roots turning brown

34:28 Bush snail treatments

37:58 Leaf damage possible early growth damage

39:22 Black areas on the inflorescence

43:50 Fungal or bacterial causing spots on leaves

48:52 more on question #2 at 08:50, Phalaenopsis damage and discoloration on leaves

50:48 What to do if Virus test is positive

55:34 More on question #10 at 29:35, Mite damage on leaves

58:51 Bush Snail movement

1:03:16 Phyton 27 usage

1:05:02 What is Tanglefoot

1:08:13 Keikis how to cut them off

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