Spotting the Signs of Rust and Leaf Spots

Rust and leaf spot diseases can drastically affect the appearance of plants, leaving unsightly specks on the anatomy. It’s important for growers to be aware of any early signs of these common ornamental diseases to prevent damage and treat infections.

Know the Signs of Pythium this Fall and Winter

During the fall and winter, cooler temperatures and overcast weather create prime conditions for pathogens such as Pythium spp. to establish, which can cause root and stem rots to invade wounds and tender plant tissue. This jeopardizes healthy roots, posing a threat to unrooted cuttings and young seedlings in propagation, as well as to established plants.

Tips for Preventing Powdery Mildew

Powdery mildew is one of the most common diseases that affects a wide range of herbaceous and woody ornamental crops particularly in late spring to early summer. Before you begin production, make sure you have the proper cultural practices and products in place to help prevent powdery mildew outbreaks.

Root and stem rots caused by pathogens such as Pythium spp. are more prevalent in the late fall and winter when days are overcast and greenhouse temperatures are cooler.