Preparation and Use of STS for Cut Rose Flowers

Nursery Crops
Information provided on the use of STS for cut roses based on previous research indicating STS improved the life of cut roses. The steps the authors include in the process are preparation of stock solution, deciding on treatment conditions, and preparing the solution.

Ethylene Effects on Roses - Growers May Need to Use STS

Nursery Crops
University of California, Davis affiliated study conducted on the ethylene effects on roses and the use of STS for cut roses. The authors address the effects of ethylene on different rose cultivars, effectiveness of STS, and practices to reduce ethylene damage.

Container Spacing Strategies Modify Media Temperature and Plant Growth

Nursery Crops
Research was conducted to determine container spacing strategies to reduce the effects of media temperature increases. The study was completed at a nursery in Florida using Ilex crenata `Helleri'. The authors discuss the results and offer incites into potential spacing strategies.

Irrigation Water Recirculating Systems

A report on studies conducted to determine whether irrigation water recirculating systems increases the spread of pathogens. Topics discussed include root death, factors causing root growth check, other possible pathogen sources, and chemical treatments.

Strategies for Turfgrass Renovation

Practical strategies for the renovation of turfgrass, used to improve existing turf or change grass species for improved performance. The basic strategies discussed include simple overseeding, overseeding following suppression of existing turf, and complete renovation.

Poinsettias - Leaf Malformation

Greenhouse Crops
Information provided on the greenhouse crop poinsettias and the possible causes of poinsettia leaf malformation. The Oregon State University affiliated author briefly discusses several possible causes which include chemical, disease, heat stress, water stress, and nutrient deficiencies.

Getting to the Root (and Corm) of Cyclamen Diseases

Greenhouse Crops
An informative discussion about common Cyclamen diseases. The author addresses Botrytis, Pythium, Thielaviopsis, Rhizoctonia, Fusarium, and Erwinia. Descriptions of pathogen symptoms and signs are provided along with possible control options.

Maintaining Disease-Free Geranium Stock Plants...The Impossible Dream?

Greenhouse Crops
The Oregon State University affiliated author discusses methods and practices used to reduce or eliminate disease in geranium stock plants. Common geranium pathogens include Botrytis, Pythium, Rhizoctonia, Thielaviopsis, Xanthomonas, and Verticillium wilt.

Aphids in Greenhouse Crops

The most common aphid species causing problems in greenhouse crops are the green peach aphid (Myzus persicae), melon/cotton aphid (Aphis gossypii), chrysanthemum aphid (Macrosiphoniella sanbomi), rose aphid (Macrosiphum rosae), potato aphid (M. euphorbiae), and the leaf-curling plum aphid (Brachycaudus helichrysi).

Greenhouse Management of Western Flower Thrips and Tomato Spotted Wilt Virus

Greenhouse Crops
The Western flower thrip (Frankliniella occidentalis), a vector of tomato spotted wilt virus, is discussed. Information is provided on the following topics; the virus, thrips identification and lifecycle, management, barriers, monitor, chemical controls, and sanitation.