A team of scientists evaluated native fine-leaved Festuca species for potential use in urban landscapes. The study found that tall-statured, multicolored Festuca germplasm shows promise as low-input ornamental grasses in the western United States.
Researchers found that fine root hydraulic conductance is related to transplant recovery in two Quercus species, with spring transplanting optimal for Quercus bicolor. The study suggests that understanding tree roots' behavior can inform better decisions regarding transplant timing and improve post-transplant recovery.
A study published in HortScience confirms that sweet potato leaves are a good source of vitamins, particularly vitamin B6. The research found that young leaves contained the highest levels of ascorbic acid, while mature leaves provided significant amounts of vitamin B6.
Research found that abscisic acid (ABA) treatments can increase calcium concentrations in tomato fruit, reducing the risk of blossom-end rot. ABA applications were effective in early stages of plant development, but additional treatments may be needed for later stages.
Researchers found that cell division at the abscission zone of short-lived sunflower cultivars occurs earlier than in long-lived varieties, leading to earlier petal drop. The study also showed a correlation between flower color and vase life, with darker cultivars having shorter vase life.
A new study recommends CRF placement methods that can reduce fertilizer and irrigation expenses and minimize nutrient leaching into the environment. The dibbled method has potential to produce the greatest quantity of leachable nutrients, while also conserving expensive fertilizer resources.
Researchers found that increasing fruit surface wetness increases severity of skin spot, a disorder characterized by patches of small brownish dots on apples' skin. The study also showed that skin spot is positively correlated with the number of rainy days during the growing season.
A recent study published in HortScience suggests that nitrogen from reclaimed water can support optimal turfgrass growth. The researchers found that turfgrass responded positively to higher concentrations of nitrogen in the irrigation water, but the concentration needed was at least 5 mg·L−1.
A study has found that cation exchange capacity varies by pine bark batch, with differences in particle size distribution being a key factor. Substrate pH had no effect on CEC, while adding sphagnum peat did not increase composite CEC. Growers can improve nutrient retention and pH stability by analyzing their substrates for CEC.
Researchers found that Bougainvillea can tolerate moderate deficit irrigation, reducing water consumption while improving plant quality. The study tested three varieties of potted Bougainvillea under full and deficit irrigation treatments.
A study found unheated high tunnels to be an effective method for finishing cold-tolerant annuals, reducing plant mortality and delays in days to flower. The use of high tunnels also led to improvements in measures of plant quality, such as shorter, more compact plants.
New research from The Ohio State University found that a combination of shredded newspaper and grass clippings is an effective mulch material, allowing squash bees to nest without negative impacts. This eco-friendly practice also improves plant growth and fruit production.
A new study compares machine and hand harvest techniques for specialty cider apples, finding that machine harvesting requires significantly less labor and increases apple yield. The research suggests that machine harvesting could be a viable option for US apple growers to meet growing demand for hard cider.
Vermicompost leachate enhances tomato seedling growth in temperature and water-stress conditions. Regular supply of VCL improves morphological characters, including leaf area and shoot/root biomass.
Researchers found that using clear polyethylene mulch on well-irrigated beds under high tunnel glazing can achieve significant disinfestation of soil pathogens and pests within less than one week. This method requires a combination of daily solar radiation, high temperatures, and low relative humidity.
Researchers found stenospermocarpic black walnut fruit exhibit embryo degeneration, leading to ambered kernels. The study suggests visible embryo degeneration occurs during shell hardening and kernel enlargement.
The American Society for Horticultural Science has introduced three new ornamental dogwood cultivars with resistance to dogwood anthracnose and powdery mildew. 'Empire', 'Pam's Mountain Bouquet' and 'Red Steeple' exhibit excellent disease tolerance and desirable traits such as vibrant color and unique foliage.
Researchers identified canyon maple's salt tolerance as a result of its native semiarid woodland habitat. The tree showed better resistance to leaf damage and salinity than bigleaf maple, but was more affected at higher salt concentrations.
A study found that 'Tete-a-Tete', 'Dutch Master', and 'Ice Follies' daffodils can tolerate high levels of salt without compromising their visual quality. The cultivars demonstrated ability to maintain K+:Na+ ratio above 1, helping them resist negative effects of Na+, making them suitable for cut flower production and landscapes.
A new study by Peter M.A. Toivonen reveals that cherry producers need to understand the intricacies of production-harvest-marketing continuum to successfully move sweet cherries from growers to end consumers. The study shows that temperature management is crucial for retaining fruit quality during long-term containerized shipment, and ...
Researchers found that clove oil herbicide did not consistently improve weed control in organic Vidalia sweet onions. The study concluded that the herbicide was not effective enough to justify its expense due to issues with maintaining an emulsion and affecting onion yield.
Scientists have discovered that wild tomato species like Solanum habrochaites and Solanum peruvianum contain higher levels of antioxidants, which can help improve the health-related characteristics of cultivated tomatoes. The study provides valuable insights for breeding programs aiming to enhance antioxidant traits in elite tomato lines.
A new study shows that LED lighting can produce favorable results in greenhouse grown annual bedding plant seedlings. The optimal LED red:blue light ratio was found to be between 70:30 and 100:0, resulting in higher stem caliper and root dry mass compared to high-pressure sodium lamps.
Researchers from North Carolina State University assessed the effectiveness of three filter bed substrates (sand, soil, and slate) in reducing pollutants and supporting plant growth in rain gardens. The study found that all three substrates functioned in reducing pollutant quantity, but with varying levels of success.
Researchers found that applying green compost to organic apple orchard floors can increase soil organic matter and total nitrogen mineral soils. The study demonstrates the sustainability of organically managed systems and has implications for sustainably and conventionally managed orchards as well.
A study by Charles R. Hall and Dewayne Ingram found that flowering trees have a total cost from seedling to end-of-life of $98.60, with labor costs accounting for $43.68. The research emphasizes the importance of life cycle assessment in understanding the inputs and impacts of systems producing field-grown trees.
Researchers evaluated 18 Earth-Kind rose varieties for salt tolerance in two locations, finding that 'Belinda's Dream', 'Climbing Pinkie', and 'Mrs. Dudley Cross' were the most tolerant. The study recommends these cultivars for landscapes with high soil salinity.
A study by Eric Brennan and Jim Leap found that drilling is more effective than broadcasting for establishing uniform and dense cover crops on beds. Drilled cover crops had greater uniformity and faster emergence, leading to increased weed suppression.
A study recommends a systems approach to controlling fungal infections in lucky bamboo, including training and disease management at source and application of systemic fungicides. Latent presence of Colletotrichum dracaenophilum found in up to 43% of non-inoculated stalks.
A new survey of US consumers reveals that nearly three-quarters eat pecans regularly, with taste being an important reason. The study also highlights the importance of nutritional and health aspects in marketing tree nuts.
A study by researchers at the University of Georgia compared 19 tomato varieties under organic production practices. The results showed that F1 hybrid varieties outperformed open-pollinated varieties in terms of yield and fruit uniformity.
Researchers found that specific LED treatments were more effective than high-pressure sodium lighting for greenhouse tomatoes, increasing fruit and biomass production. The study's results show that LEDs can be customized to target specific wavelengths used by plants, leading to improved plant growth.
The study found that Australian sweet cherry varieties 'Sweetheart' and 'Kordia' have different chill hour requirements. The researchers concluded that regions in Western Australia and Queensland will become marginal for 'Kordia', while 'Sweetheart' can still thrive with increased winter temperatures.
A study compared phenolic compounds in indigenous rose species to those of modern cultivars, revealing distinct differences in leaf phenolic content. Indigenous rose species are found to contain higher levels of phenolic antioxidants, making them a potentially suitable source for medicinal purposes.
Researchers recommend several new 'Fuji' strains for growers, citing improved yield, harvest time quality, and attractive color. The top performer was the 'September Wonder' strain, which showed excellent color, storability, and shape.
A new study examines three hoop house designs for growing lettuce and spinach during the winter season in the southwestern United States. The single-layer and double-layer designs appear to be the most appropriate technology for both locations, providing adequate protection and higher probabilities of producing positive returns.
Researchers found that plantable containers made of sustainable materials can significantly reduce transplant time, labor costs, and plastic usage. Eco-friendly paper and bioplastic containers are suitable alternatives to traditional plastic containers, allowing for faster growth and quicker landscape coverage.
Researchers introduced a new curriculum augmentation to teach middle school students about recognizing structural defects in trees, with hands-on and illustrated lecture styles compared. Students who received the illustrated lecture style had significantly higher scores on the posttest.
A new study suggests that gardening can provide similar health benefits for younger adults as it does for older adults. Researchers found that gardening tasks were classified as moderate- to high-intensity physical activities, with digging being the most intense task.
Raspberries are sought after for their health benefits, with growing demand for novel fruit colors. Researchers found that different colored raspberries have distinct postharvest qualities, including decay incidence and juice leakage rates.
Researchers found that basal wire coiling, a simple and effective method, increased sugar concentration in tomato fruit juice. The technique results in lower shoot moisture content and reduced competition for photosynthates, leading to higher sugar concentrations.
A study by researchers from Mississippi State and Louisiana State Universities reveals that early planting and delaying harvest can increase yield and economic benefits for sweetpotato producers. The results showed that marketable yield of the sweetpotato cultivars was consistently greater in early plantings than late plantings.
Researchers found that high-frequency irrigation improved root zone soil moisture content, but low croploads reduced effects on fruit quality. Soil and water management treatments had minimal impact on cherry fruit size, but variations were closely associated with cropload.
A new study evaluates the environmental impact of biocontainers in commercial greenhouse production, finding minor differences in global warming potential compared to traditional plastic containers. The researchers suggest that using more efficient lighting sources could have a greater impact on overall sustainability.
A new study found that pelargonic acid is an effective natural herbicide for controlling weeds in yellow squash, with minimal crop injury. The 10-lb/acre PA treatment produced the highest squash yields and fruit number compared to other application rates.
Scientists found that controlling oxygen and carbon dioxide levels can reduce injury in 'Honeycrisp' apples. Diphenylamine treatment effectively suppressed brown lesions, improving storage conditions.
A new Capsicum annuum pepper germplasm has been released by researchers, providing a rich source of non-pungent capsinoids with antioxidant activity, enhanced adrenal function, and metabolism promotion. The high concentrations of capsaicinoids in the fruit facilitate its potential use in foods, pharmaceuticals, and research.
A study recommends management practices to address citrus greening disease by monitoring phloem production in affected trees. The researchers found that new phloem tissue supports growth for a limited time, making the weeks before and after spring flush critical for management.
A study published in the Journal of the American Society for Horticultural Science found that fertilizer N applied during the reproductive stage is a significant N source for inflorescence development in Phalaenopsis. Research also showed that providing ample nitrogen fertilization at all growth stages is essential for optimal flowering.
Researchers evaluated three biodegradable plastic mulch products and found two to be suitable alternatives to traditional polyethylene mulches. BioAgri¹ and Crown 1 mulches performed well in terms of crop yield, weed suppression, and overall function, making them viable options for organic production in the Pacific Northwest.