I have great news! Crabgrass has been eradicated from the state of Kansas. Absolutely annihilated — every single plant! Not a single plant growing in anyone’s yard anywhere in the state or Kansas City. Ok — here is the bad news, this is not a result of any miraculous event or secret government work. Instead, since crabgrass is a warm season annual, it all died after the first hard frost.
However, there are literally billions of small crabgrass seeds laying in wait for the soil temperature to rise to 55 degrees for 10 consecutive days. Each crabgrass plant in your yard last year produced upwards of 180,000 seeds and flung them into the air. Even if you didn’t have a single plant in your yard last year — your neighbors did and they generously shared their crop of invasive weeds with you — guaranteed. Don’t worry though — you can outsmart the crabgrass and keep it from ruining your otherwise pristine yard. Here’s how.
The battle against crabgrass is two pronged. One uses chemical warfare to initially suppress the onslaught and the second uses good cultural practices to make your lawn uninviting and able to fight off the crabgrass gremlins before they get a chance to grow.
Before you can fight the enemy — you have to know the enemy. Read the rest of this entry »