August 13, 2004

Anthracnose of Cucurbits

We have recently received several cucurbit samples in the Plant Disease Clinic with anthracnose. Anthracnose is a common fungal disease of cucurbits, including watermelons, muskmelons, and cucumbers. Squash and pumpkins are rarely affected by anthracnose.

Growing and Using Thyme

Thyme (Thymus spp.) has been cultivated for many centuries. The genus Thymus contains more than 300 different species and is in the mint family (Lamiaceae). Thyme has been valued throughout history for its fragrance, flavor, and ornamental value.

Thyme is a semi-evergreen groundcover that rarely grows more than 15 inches tall. Thyme has both prostrate and upright habits. Its stems can become woody with age. Thyme leaves are small, usually 1/2 inch or less in diameter and oval to oblong in shape. It also is highly aromatic with each species having a slightly different scent.

Turfgrasses for Iowa

The period from late August through September is an excellent time to establish new turf areas from seed. The first step in seeding a lawn is to choose the right turfgrass. Choosing the right turfgrass will help in maintaining a healthy, weed-free lawn. When selecting your grass, there are several factors that must be considered.