Orchid doctor

FREEZING: Tolerated by Plants

Ailments Orchid Doctor

by Robert M. Hamilton (Compiler)

Originally published in The Orchid Doctor in 1980 and 1988

Posted by Sys Admin about 2 years ago.

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Cymbidium spikes can go down to about 27 deg.F.; Mexican laelias, some of them can go to middle and low 20's; reed-stem epidendrums can stand about 29deg.F. A74-1042
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Freezing Comments
FREEZING: Counteractions to Take If the temperature falls to lower than 20 degrees F., cymbidiums will not recover so attemps to revive them are hopeless. A85-726 0
FREEZING: Cymbidiums Remove tops of frozen leaves and return to good culture; give less fertilizer depending on amount of leaf loss. A75-298 0
FREEZING: Damaged Plants Below freezing weather in southern California caused losses of epidendrums and cymbidium spikes; refer to OIE87Jan-2Nurse them along by watering them sparingly, do not fertilize for a while and give them slightly more shade. A82-353 0
FREEZING: Damage to Different Genera At 28 deg.F. leaf burn occurred to odontoglossum hybrids, including odontiodas; completely uninjured were widely-grown species hybrids (27 named) and paphiopedilums (15 named) and cymbidiums. A63-15 0
FREEZING: Of Popular Genera If plant is not completely frozen it may recover; may take three to five years to flower again. A62-399 0
FREEZING: Protection with Sheets Plants outdoors in Florida can be covered overnight with cloth; if plastic is used keep it above the leaf tissue and remove it before the sun hits it in the morning or plants will be damaged or killed. F81-100 0
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