Got Pesticide? Got milk?

If your plants are looking undernourished and they are infested with insect pests and powdery mildew fungus, I have a simple question for you: got milk? In response to a previous column that mentione...

The Decline of Roses

As Valentine’s Day approaches, roses should definitely be on the mind of you and me. Or maybe not. Roses are not what it used to be.  In 1990, there were 50 million field grown roses in the United St...

Spider Mite Deterrence and Peanut Growing

  We have a 40 year old camellia that has lately been invaded by spider mites. All of its leaves have turned brown on the front side, while the backside is still very healthy looking.  Can you recomm...

Jerusalem Roses

There was a time in Jerusalem when, with the notable exception of roses, cultivation of plants was forbidden.  2000 years ago, when the Holy Temple still stood within Jerusalem’s walls, no gardens co...

Columbine, Convolvulus, and Kalanit

Columbine, a flower meant for every garden, is a study in irony.  Let’s start with its name.  Columbine is derived from columbo, the Latin word for dove.  If you take the flower and turn it ups...

Drought Tolerant Roses

There appears to be a deep-seated prejudice among drought tolerant plant advocates and it’s about time that this prejudice was exposed for all the world to see.  I am talking a prejudice against rose...