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Heater fumes

in Talkback
In my greenhouse I have a four tier shelf that has a plastic cover on it inside that I have a paraffin heater small on keeping steady temperature to geminate seeds , trouble is some seedlings leaves have gone brown and started to wilt ,am I poisoning them with fumes from heater .
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They're too hot Jason. A GH heater even a small one will keep temps up enough to germinate seeds.
Hello dave do you think I should bring them out of the four tear shelves and leave them in the greenhouse unheated or what temperature should I keep greenhouse .
Yes bring them out although they may be beyond redemption. If so resow and as long as the GH is frost free, which it will be with a heater, seeds should germinate. Some seeds need a certain temperature so have a look on the packet it should give you a guide. Weather is improving so it should be easy or at least a little easier now. Those cheap plastic propagators from wilko are a good idea for getting the higher temps for some seed. Don't forget to ventilate on really sunny days, it'll get very hot very quickly.
Will do .
Hi all
Have a look at youtube where fellow gardeners use candles under ceramic plant pots to keep their Gh heated duringthe early season planting period.
Given the cost of parafin you may get a surprise at the cost of candles and getting the same result and return
Happy gardening