They are water and moisture resistant which makes them ideal for use with indoor propagators.
Soil heating cable.
Use 4 linear feet of cable to warm each square foot of planting area.
Soil heating cables deliver the right temperature necessary for the propagation of seeds and cuttings.
Speeds germination and seedling growth producing large healthy plants ready for transplanting.
Soil heating cables can be used indoors or outdoors in cold frames or greenhouses.
While ambient soild temp was 60 degrees in april and may this heat cable raised the soil temp to 80 degrees day and night.
Each 60 foot cable comes with an electrical.
Then add another layer of sand or soil to the desired depth deeper for less heat shallower for more.
You may also choose to size the cable to suit your own space.
29 95 these insulated soil heating cables gently warm your growing medium for faster germination and better growth.
P503212 economy heat cable 12 ft.
Cables are covered with a tough moisture proof pvc jacket.
Use indoors or out to get a jump start to your growing season.
The cable is then laid onto a 5cm bed of sharp sand horticultural and covered with a further 5cm of sand.
The 6m electric soil heating cables can be used to turn greenhouse staging into your plant propagation headquarters just choose the size of cable best suited to the area you wish to cover and enjoy the rapid germination and faster growth of seeds and seedlings the extra 8 to 12 degrees c of heat encourages.
As the soil in the greenhouse usually takes time to warm up naturally.
Each cable is adapted to be used with ordinary electric service.
I planted a control group of plants in unheated soil.
Bury the cables in soil or soil based mixtures so that no portion of the colored heating section is visible.
Using soil warming cables will allow you to plant earlier regardless the weather and raise better specimens.
As of may 26 the heated plants are 6 times larger while the unheated plants haven t done much.
Soil warming cable built in thermostat automatically activates cables when soil temperature is below 74 f.
A 60 foot cable can typically heat a 6 6 foot hotbed.
The soil cables provide constant heat and so the temperature of the soil should be constantly monitored controlled by a thermostat.
Hydrofarm jshc12 jump start water resistant ground 12 foot heating cable with built in thermostat for indoor outdoor garden containers cold frames and soil 2 pack 3 4 out of 5 stars 3 42 99 42.
Large soil heating cables are typically made in several popular lengths.