Leave the heat mat on and set to the same temperature 24 hours a day until the seeds sprout.
Using a heat mat to grow seedlings fast.
The idea of turning it off at night usually springs from the observation that the earth cools at night and warms up again in the day thanks to the sun.
How to use seedling mats.
Expert growers grow warm crops throughout the year by creating warm conditions for their plants.
Almost all seedlings grow better at temperatures below the optimum germination temperature.
Heat mats are marketed as a propagation mat or seedling heat mats as well but the function is the same.
After i ve sown the seeds and turned on the heat mat do i leave it on all night.
How to use a thermometer for seedlings.
Seed mats come in many sizes but i always suggest to size up.
Most home gardeners do not need one.
To make sure the mat is accurate we also use an extra thermometer that gets inserted directly into the soil.
Since a heat mat can be pricey at 30 50 you want it to grow with you because maybe next year your garden will be twice the size.
Check your seed packages to determine the ideal temperature and light exposure for seed germination.
Some seeds require total darkness for germination.
Do you need a seedling heat mat.
These are all warm crops and they do not survive in cold conditions.
This could be a natural or artificial light source.
Seedling heat mats should really be called germination heat mats.
Once the seed has germinated they should be removed from the mat.
Seedling heat mat make it easy to grow tomatoes lettuce broccoli peppers eggplants etc at any time of the year.