Stop Killing Your Houseplants: 5 Soil Thermometer Tricks That Actually Work

https://spark-wiki.win/index.php/How_Skipping_a_$15_Soil_Test_Turned_My_Spring_Into_a_Mess_%E2%80%94_And_How_the_Extension_Office_Helped_Fix_It

Why this list will save you money and keep plants alive You bought a soil thermometer because you thought temperature was the missing piece. You’re not alone