The lawn and garden fertilizer plant is home to more than 300 tons of ammonium nitrate, and officials feared a potential explosion. According to local media, the fire started Monday night.

Wouldn't it be nice if plants could tell you their needs? If you suspect your yellowing leaves are from magnesium, you might want to read up on Epsom salt.

I spoke with gardening experts to find the best fertilizers to use for vegetable gardens, lawn maintenance, flower beds and more.