White Powder on Squash Leaves

White Powder on Squash Leaves

That white, flour-like coating on squash leaves is powdery mildew, a fungal disease that spreads fast in warm, humid air but rarely kills the plant…

First and Last Frost Dates in Virginia

First and Last Frost Dates in Virginia

Coastal Virginia typically sees its last spring frost between March 20 and April 3, and its first fall frost between November 10 and November 24, based…

When to Plant Cucumbers in Nevada

When to Plant Cucumbers in Nevada

Nevada doesn’t have one cucumber planting date. It has several, months apart, because the state runs from low desert basins to mountain valleys above…

First and Last Frost Dates in Vermont

First and Last Frost Dates in Vermont

In Burlington, Vermont, the last spring frost typically falls between April 30 and May 10, and the first fall frost arrives between October 3 and October…

First and Last Frost Dates in Utah

First and Last Frost Dates in Utah

In the Salt Lake City area, the last spring frost typically falls between April 12 and April 29, and the first fall frost lands between October 18 and…

First and Last Frost Dates in Texas

First and Last Frost Dates in Texas

For Houston, the closest thing to a frost calendar comes from NOAA’s 30-70% probability band for a 32°F freeze: last spring frost lands between February…

First and Last Frost Dates in Tennessee

First and Last Frost Dates in Tennessee

Tennessee’s growing season runs from roughly March 31 to April 12 for the last spring frost, to October 28 to November 8 for the first fall freeze, based…