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I live in central florida where my greenhouse can get as high as 90 degrees. Should a Grande be able to handle the heat with losts of airflow on it? And what does okay in the heat. It sens to cause erwina or phytoptera i know I spelled that wrong.

Is anyone able to grow longifolium, grande, other warm growing ones where the highest temperature is 90 degrees?

I can't seem to be able to control erwina. I am thinking it's the heat. This one is surviving. I am keeping it inside.

I purchased fertilome fire blight for erwina in my phrags. It was suggested on this site. How do I use it?

My main question is, at the cut should it be soft green tissue or hard brown like it is? Is it dead or can it be saved?

What causes the hairs on the roots to die? If it does is whole root dead? I grow in all inorganic media. Water daily. Fertilize weekly. Peter's excel15-5-15 at 300ppm. Fairly high light 3000 foot candles. Fan on them at all times. Grown in a greenhouse in florida. They do well for months then...

The AOS has announced that Fusarium is an epidemic among orchids and ornamentals. And that there is no cure for it. The disease is no longer only passed through direct tissue to tissue. It can be spread like any other fungus by water, bugs, etc. They are presently researching a preventative...

I have recently had a phrag diagnosed with phytophthora. Aka plant killer. How can this be prevented in Phrags? Subdue and Truban are the best treatment. Can these be used on Phrags or will they kill a phrag?

I have recently had a phrag diagnosed with phytophthora. Aka plant killer. How can this be prevented in Phrags? Subdue and Truban are the best treatment. Can these be used on Phrags or will they kill a phrag?

What can be used to kill scale on Phrags?

I am in search of Phrag klotzchianum.

I read about db on this forum and decided to try it. I used it on a couple of my bigger Phrags and it dried up any soft spots. They died anyway probably because of something else. But be careful. I put it on my klostanium (sorry spelled wrong) and One hour later the leaves turned red and...

Does it help phrags with no roots to put them in New Zealand Sphagmum moss? Does it encourage root growth or just rot the plant?

I am looking for a Phrag Ice Princess. Does anyone know where I can get one?

I was growing Phrags like mad. I had three specimen size plus 6 other with 1-4 growths. One bloomed for a year. I bought one from the most respected grower here in Florida. It was growing great until I noticed a slimy black substance on the roots. Needless to say they were all dead. I tossed...

I bought a very healthy richteri recently. It was looking a little wilted and when I checked the roots they were almost all dead. I can't imagine why. I only use rainwater and spray it with Listerine on a regular basis as a fungicide and bactericide. So my question is how do I get it to grow new...