Articles tagged with Horticulture
A new study by Penn State researchers found that tree felling is the most dangerous job in forestry and landscaping industries, with a fatal injury rate 30 times higher than all U.S. workers. The study analyzed data from 2010 to 2020 and identified poor decision-making and falls from elevation as key causes of fatalities.
A team of scientists led by Assistant Professor Lae-Hyeon Cho identified a single mutation in the gene that codes for cytidine triphosphate synthase (CTPS), an enzyme crucial for early endosperm development. The study showed that overexpressing CTPS in genetically modified rice plants results in a larger endosperm, opening up opportuni...
A Cornell University study found no evidence that environmental stresses increase THC concentrations or CBD ratios in hemp. The research suggests genetics play a key role in determining THC content and CBD ratios.
A University of Guam study has found that retaining leaves during cycad stem cutting propagation and using anti-transpirant products have no effect on success rates. Healthy cycads can recover from root or leaf loss with proper care.
A study by the University of Guam found that cycad stem cuttings require wound sealants to survive and propagate. The researchers discovered that petroleum jelly, lanolin paste, honeycomb wax, and even modelling clay can effectively cover wounds and retain hydration.
A literature review found five woody species native to Oklahoma that have become invasive in other regions, causing harm to biodiversity. The study suggests prioritizing conservation efforts based on a species' benefits or harm to the environment.
A study assesses landscape plants using consumers' activity levels, revealing four quadrants: actively immersive, passively immersed, actively absorptive, and passively absorptive. This segmentation can improve marketing efforts for plant producers, wholesalers, and retailers.
Researchers have released a new cross-bred hazelnut cultivar, 'PollyO', which boasts high nut yield and resistance to eastern filbert fungal blight. The variety has been recommended for areas with similar climates and is well-suited for baked goods and chocolate products.
A study by Texas State University researchers found that horticultural community service programs significantly reduced recidivism rates. The research suggests that participation in these programs can provide a sense of purpose and meaning, leading to a successful transition back into society.
A study compared phenolic profiles of 'Brown Snout' juice and cider apples harvested by hand or machine, finding similar quality at reduced labor costs. The results suggest that over-the-row machine harvesting offers a cost-effective option for commercial sustainability in cider apple operations.
Researchers Gary Bachman, Christine Coker, and Patricia Knight solved the mystery of the Long Beach red radish's disappearance through investigative work. The rediscovery may lead to the restoration of this once-prominent vegetable as a significant economic force in truck cropping.
A recent study by Kansas State University found that only a small percentage of horticultural businesses are selling live plants online through platforms like Amazon. The study highlights the challenges faced by these businesses, including strict seller requirements and cost-prohibitive fees.
A survey of horticultural employees found that knowledge of beneficial plants for pollinators is a weak topic, highlighting the need for specialized education and training. The researchers recommend more-detailed labeling of pollinator food plants to benefit customers seeking pollinator-friendly options.
The Tennessee Beginning Farmers Development Program aims to connect Tennesseans with opportunities in agriculture, providing resources and support for those starting or developing an agriculture-based enterprise. The program will also help build a network of veteran farmers across the state.
Researchers developed a test to predict bitter pit disorder in stored Honeycrisp apples, which can save growers millions of dollars annually. The test analyzes calcium levels in fruit peels and indicates whether the disorder will develop.
Researchers have developed a natural bioplastic from soy protein capable of absorbing up to 36 times its own weight. The new material is environmentally friendly and has the potential to replace synthetic polymers used in hygiene products.
The Tsimane Health and Life History Project found that many individuals reach a social and economic peak between the ages of 40 and 60. They adapt by devoting less time to hunting and more to horticulture, producing the majority of calories for their extended families.
A recent study provides recommendations for harvesting and storing specialty cider apples to minimize production costs without compromising juice quality. The study showed that mechanically harvested apples stored for 2-4 weeks had lower yield losses than hand-harvested apples, but may be more prone to rot.
Researchers from Iowa State University have developed effective propagation protocols for swamp tupelo (Nyssa biflora) and black gum (Nyssa sylvatica), a native Nyssa species. The study found that cold stratification enhances speed and uniformity of germination, while extracts of fruit pulp inhibit seed germination.
A study by researchers found that continuous spectrum LED lamps, specifically designed for horticultural use, outperform conventional white LEDs in terms of plant response and energy efficiency. The results showed a 26% increase in energy efficiency and significant increases in vegetative growth when light intensity was increased.
A study by Hannah Swegarden and colleagues identifies four heirloom dry bean cultivars with high yield stability as ideal for local organic production in Minnesota. Heirloom varieties like 'Lina Sisco's Bird Egg' and 'Peregion' showed relatively high yields, making them a viable marketing option for small-scale producers.
Researchers found that asparagus rhizome traits, specifically water content and metabolite levels, are key indicators of freezing tolerance. The study tested three cultivars, with Guelph Millennium proving to be the most tolerant, suggesting that adapting to colder climates may depend on optimizing rhizome characteristics.
The Seed Your Future initiative, launched by Longwood Gardens and ASHS, aims to educate students and parents about the importance of horticulture as a career path. With over 150 partner organizations, the program seeks to raise $10 million to promote careers in horticulture.
Research using eye-tracking technology reveals that alternative production methods positively influence purchasing behavior, while price and limited space are common barriers. The study provides valuable recommendations for plant producers and retailers to improve indoor foliage plant sales.
Researchers found that both greenhouse and field bed production environments can produce marketable stems with varying stem length and caliper. The study recommends optimal conditions for bulb storage, forcing temperatures, and planting densities to maximize productivity and quality of cut pineapple lily stems.
Refrigeration and blanching are detrimental to tomato aroma quality, impacting key contributors. Common kitchen practices not only affect consumer complaints but also alter volatile compound production.
Researchers have identified three food-grade colorants that can replace Citrus Red No.2 (CR2) in citrus fruit treatment. Annatto extract was found to be the most successful replacement, producing a stable 'dark orange' color in treated peels.
Researchers have found a way to extend bananas' shelf life by up to 1-2 days through postharvest application of lysophosphatidylethanolamine (LPE). This natural phospholipid treatment maintains membrane integrity, reduces respiration and slows starch breakdown, making the fruit firmer and thicker.
A study published in HortScience has identified optimal conditions for managing conservation nurseries in Guam, focusing on three endangered tree species. Moderate shade maximizes seedling emergence percentage and velocity for Elaeocarpus joga and Tabernaemontana rotensis, while deep shade enhances growth for Serianthes nelsonii.
Container-grown plant researchers developed a formula to evaluate irrigation capture in ornamental plants, revealing factors that affect CF, including plant size, growth habit, and sprinkler type. This knowledge can aid growers in adjusting irrigation rates and reducing water use.
Researchers found that controlled water deficit can effectively regulate stem elongation in poinsettias, reducing the need for plant growth retardants. The study also showed that prolonged water deficit application reduced bract area, highlighting the importance of avoiding this practice during periods of bract elongation.
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.
Scientists have discovered three new species of the Begonia genus, native to Brazil and adding to the existing 1,500 species. The rare species were found in confined territories, making their discovery challenging.
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 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 ...
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 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 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.
A new study classifies urban residential desert landscapes into nine common types, providing recommendations for planning and integrating lower water-use plants. The research also reveals differences in front and backyard environments, with low-maintenance landscapes prevalent in front yards.
A recent study found that the concentration of essential oil in Rocky Mountain juniper leaves varies from 0.335% to 0.799% and is affected by seasonal changes and tree gender, with male trees generally having higher oil content.
Researchers found that chrysanthemum plants adapted to irregular light periods, promoting rapid leaf development. The study's results suggest that these changes can be induced by low average light intensity, potentially reducing supplemental lighting costs in greenhouses.
Researchers have introduced a new variety of caladium, 'UF-172', boasting large attractive pink blotches and red petioles, ideal for use in large containers and landscapes. The new variety outperforms existing cultivars in terms of tuber yield potential and container forcing.
Researchers found that early defoliation of Great Lakes wine grapes significantly reduces fruit set, cluster weight, and berries per cluster. The study suggests that retaining non-fruiting shoots with all leaves could mitigate the negative carryover effect on vine performance.
A new study found that planting activities significantly improved heart rate variation measurements and decreased cortisol levels in mentally challenged individuals. The most effective activity for stress relief was topiary crafting, which also showed a significant decrease in emotional stability benefits.
A recent study found that 65.8% of public gardens offer some form of adolescent programming, but only 28.9% provide long-term programs. The research identified seven institutional benefits and strategies for implementing successful youth programming.
Researchers introduced a new computer-based model, L-PEACH-d, to simulate peach tree growth and optimize horticultural practices. The model integrates concepts of carbon assimilation, distribution, and use in trees.
New study finds that popular ornamental woody plants sold as non-invasive may actually retain invasive potential. The offspring of these cultivars often 'breed true' and can be more fecund than their parents, making them potentially more invasive.
A comprehensive 8-year study found that holding preservatives increased the vase life of 53 cultivars, while hydrating preservatives reduced it in 18 species. The researchers concluded that a universal recommendation for use of holding preservatives cannot be made due to its negative effect on some cultivars.
A study found that service learning in a university-level horticulture course increased students' understanding of course material and their opinions on community involvement. Alumni reported improved confidence and awareness after the experience, highlighting its benefits for future careers.
A study by American Society for Horticultural Science found that a 1-inch topdressing depth applied over 2 years improves turfgrass cover, shoot density, and divot resistance. Topdressing rates above 4 inches accumulate over time may compromise surface strength.
ThinkSpace, a computer interface developed at Iowa State University, is helping students tackle real-world problems in the horticulture classroom. The platform leverages the classroom experience into something students can use at work, making connections between theoretical knowledge and practical applications.
A Finnish study suggests that urban children have weaker connections to nature than their rural counterparts. Horticultural interventions can help bridge this gap, particularly for girls who show greater interest in plants. The research also highlights the importance of outdoor learning environments.
Research at Kansas State University found that student confidence levels correlate with academic achievement, particularly when targeted learning objectives are used. Students' reported confidence improved significantly over the course period and was positively correlated with their academic performance.
Reflective writing exercises were integrated into a landscape design course to enhance students' critical thinking capacity. The results showed significant increases in quiz scores among students who completed the assignments compared to those who did not.
A survey found that most respondents supported using multimedia resources, such as instructional DVDs and web-based videos, to supplement instruction in nursery management and production courses. The study also revealed a willingness among faculty to incorporate these resources into classroom instruction.
A team of researchers has identified the genetic origins of cultivated citrus species such as oranges, lemons, and grapefruits. The study reveals that these species were derived from specific hybrids, providing valuable insights into their history and characteristics.
Researchers evaluated six plant species using digital image analysis to determine their ability to thrive on extensive green roofs in Colorado. Five plants that survived a 2-year experiment are recommended for use in semiarid regions, including blue grama and hardy ice plant.
Researchers found Texas consumers had low awareness of Texas Superstar and Earth-Kind brands, but those who shop frequently for ornamental plants were more aware. Consumers willing to pay a discounted price for branded plants, especially those living in South Texas.
Researchers evaluated five common green roof plants under various drought treatments, finding that saxifrage pink thrived despite its shallow substrate requirement. The study highlights the importance of selecting plant species suitable to rooftop conditions and substrate depth for optimal growth.