The seeds should germinate in 2 8 weeks depending upon the temperature.
How to germinate guava seeds heat mat.
The germination mat helps keep an even germination temperature between 65 80 f.
In order to maintain a good soil temperature in the cold times it s important to keep your soil and your seeds warm at all times.
It has a thermostat to dial into the exact temperature we need and we can easily adjust it if needed.
As soon as the seeds germinate remove the plants immediately from the heating mat otherwise they ll grow too fast and become leggy and weak.
Heating the soil generally causes it to dry out more quickly.
Seed mats come in many sizes but i always suggest to size up.
18 c or above.
Water the seeds with a misting spray and place the container in a warm place with temperatures around 65 f.
To control heating times use a thermostat or timer.
Diy light heat mat surface temperature.
In cooler climates place the pot on a seed heating pad to help maintain a consistently warm temperature and speed up germination.
Commercial heat mat surface temperature thermometer placed on top of soil.
Check the flats every day to make sure the heat is held at a steady temperature and the soil has consistent adequate moisture.
A well built bottom heating mat can help you a lot to keep your seeds and seedlings warm.
You can use a heat mat under the seed tray to regulate the temperature and keep things on the warmer side during the germination period.
Once the seedlings sprout keep them in an area with a temperature above 70 f 21 c until they re ready to be transplanted outside.
Place the insulation such as the styrofoam plate under the seedling heat mat to provide optimal effects.
Place the seed flat on top of the mat evenly distributing the heat source across the bottom of the flat.
73 75 degrees f soil temperature.
Remember to plug the seedling heat mat to the outlet and to insert the thermostat s temperature sensor into the soil.
Then plant the vegetable seeds and place your sprouting trays or pots on the heater.
80 82 bottom temperature gap between heat mat and seed trays.