American Society for Horticultural Science
The American Society for Horticultural Science promotes and encourages interest in scientific research and education in all branches of horticulture and plant science. ASHS has three open-access peer-revwd journals, JASHS, HortScience, and HortTechnology.
- Far-red (FR) substitution for red (R) can significantly increase early-stage lettuce biomass accumulation under a moderate total photon flux density (TPFD), with some outcomes influenced by the CO2 concentration. #JASHS doi.org/10.21273/JASHS05550-25
- New research in #JASHS explores the intersection of energy and agriculture 🌱⚡️ #ferrarezilab evaluated the photosynthetic response of crops under perovskite-based solar cells. The results offer promising insights for the future of greenhouse doi.org/10.21273/JASHS05528-25 #plantscience
- Research shows that foliar-applied proline boosts freezing tolerance in citrus by enhancing osmoprotection, antioxidant defense & metabolic resilience. High doses (64-128 mM) preserved photosynthesis & reduced stress damage. #JASHS doi.org/10.21273/JASHS05536-25 #plantscience
- ASHS Award Nominations due Feb 4th - nominate your outstanding colleagues for recognition of their accomplishments! ashs.org/page/AwardsNominations #horticulture #plantscience
- ASHS Webinar Listening to the Land: A Needs Assessment for Maine Agriculture February 3, 2026, 2:00 pm EST / 11:00 am PST Speaker: Dr. Ankit K. Singh, Assistant Professor of Sustainable Horticulture, University of Maine Register at ow.ly/H3eu50Y7FfO
- Soluble carbohydrate concentrations in fall-blooming southern highbush blueberry genotypes differ from the traditional spring-blooming genotypes. Uncovering the endogenous mechanisms behind off-season bloom is critical for breeding and managing blueberry. doi.org/10.21273/HORTSCI190…
- Congratulations to ASHS Chair of the Board Daniel Leskovar for being named Doctor Honoris Causa by the Universidad Politécnica de Cartagena! 🇪🇸 https://share.google/3p3ZYAmjUBL26LQst
- ASHS Grad Student Spotlight Shuwen Luo attends the University of Georgia. Fully understanding how Hydrangea transports metal from soil to calyces to change color has been a highlight of her graduate experience. ashs.org/page/gradstudentspo… #horticulture
- Abelmoschus manihot has high nutritional value for human health, and it is commonly used as a green vegetable or herb. ‘Suzhong No. 1’, a new cultivar characterized by dwarfism and high flower yield, was developed following a 3-year breeding program. doi.org/10.21273/HORTSCI187…
- HLB continues to be a major constraint in the Florida citrus industry. Molybdenum significantly influenced below-ground growth in both CLas and nCLas trees, with small and medium roots of CLas-affected trees responding most strongly. doi.org/10.21273/HORTSCI190… #plantscience
- ASHS Career Center Ten-track Asst Prof in Soil Sci ow.ly/t3mU50Y4Z6w Supt (Rsch Pgm Mgr), UW ow.ly/OhI050Y4Z6u Bibb Cty Ext Agent - Ag & Nat Rsrc ow.ly/G9Ta50Y4Z6v Teaching Garden Mgr ow.ly/Ffuw50Y4Z6x ashscareers.careerwebsite.com/jobs/ #plantsciencejobs
- Farmers who are selling hardneck garlic for consumption should store garlic at 0 to 4 °C. Farmers selling garlic for planting should store cured hardneck garlic at >4 °C, which can include room temperature (20 °C). doi.org/10.21273/HORTTECH05… #plantscience
- ASHS Award Nominations due Feb 4th - nominate your outstanding colleagues for recognition of their accomplishments! ashs.org/page/AwardsNominations #horticulture #plantscience
- Bronze muscadine cultivars differ in their ability to retain physical and biochemical quality attributes during storage. This research provides practical guidance for selecting muscadines best suited for fresh-market consumption and cold-storage handling. doi.org/10.21273/HORTTECH05…
- Researchers from the Owen Lab in the Department of Horticulture and Crop Science at The Ohio State University found ethephon substrate drenches to suppress growth but not tiller number of 'Jester' ornamental millet. doi.org/10.21273/HORTTECH05… #plantscience
- ASHS Webinar Listening to the Land: A Needs Assessment for Maine Agriculture February 3, 2026, 2:00 pm EST / 11:00 am PST Speaker: Dr. Ankit K. Singh, Assistant Professor of Sustainable Horticulture, University of Maine Register at ow.ly/eB1Q50Y1KL1
- ASHS Career Center Acad Prof Track (Non-Tenure): Instructional Asst Prof or Lecturer, TAMU ow.ly/1ZmR50Y28vo Asst Prof of Hort - Tenure-track, KSU ow.ly/8wi750Y28vn Tenure-Track Asst Prof, Precision and Intelligent Hort, TAMU ow.ly/enKF50Y28vp #plantsciencejobs
- ‘UCONNAA001’ is a product of a planned breeding program UConn CAHNR to develop red chokeberry genotypes w/ shorter stature and fuller basal branching than typical, while maintaining or enhancing the ornamental characteristics of the species. #HortScience doi.org/10.21273/HORTSCI191…
- Industry producers wanting to grow microtomatoes need to trial cultivars on a small scale in their specific production systems and environments. A PPFD of 350 µmol·m–2·s–1 is recommended for indoor vertical production of microtomatoes. doi.org/10.21273/HORTTECH05… #plantscience
- ASHS Career Center USDA-ARS Citrus Breeding Rsch Intern ow.ly/XN4750XZNLt CE Env Hort Advisor ow.ly/ecZo50XZNLw Prof and Head ow.ly/E3k950XZNLu Asst Prof (Tenure Track) of Sustainable Plant Nutrition ow.ly/XnIl50XZNLx #plantsciencejobs
- Effective irrigation management is important in optimizing ‘Camino Real’ strawberry physiological responses, yield, and fruit quality. Growers who rely solely on experience and visual observations for irrigation scheduling are likely to overirrigate. doi.org/10.21273/HORTSCI190…
- Apply to the ASHS Mentoring Program to be matched to a professional ASHS member. Learn from others outside of your organization, share experiences, and develop new relationships. Horticulturists at any career level may apply. ashs.org/page/MentoringProgram
- ASHS Career Center FWS Spring 2026, Hort Fruit Crop Cold Hardiness Technician - Engineering ow.ly/7zkV50XZNEb Rsch Professional-Nankar ow.ly/AJ1v50XZNE4 Ext Educator - Consumer Hort Educator ow.ly/tAZ350XZNE9 ashscareers.careerwebsite.com/jobs/ #plantsciencejobs
- Researchers conducted a comprehensive investigation on the morphological characteristics of Prunus ulmifolia fruit and seeds aimed at developing an effective seed germination protocol. doi.org/10.21273/HORTSCI190…
- 🌶️✨ Anthracnose severely affects chili production, especially in the tropics. 141 Capsicum annuum entries were screened to identify valuable resistant genotypes. These findings support breeding more sustainable, disease-resilient chili varieties. doi.org/10.21273/HORTSCI190… #plantscience
- Yellow-flowering camellias are rare and endangered shrubs or small trees. A new study provides the first insights into a yellow camellia’s potential rooting genes and advances the understanding of adventitious rooting. doi.org/10.21273/JASHS05557-25 #plantscience
- New environmental stress physiology research at the USDA-ARS Appalachian Fruit Research Station suggests distinct survival strategy conveyance by selected Apple rootstock cultivars (B.10, B.9, G.11, G.935, G.969) grafted to `Honeycrisp` scion! doi.org/10.21273/JASHS05526-25 #horticulture
- ASHS Award Nominations due Feb 4th - nominate your outstanding colleagues for recognition of their accomplishments! ashs.org/page/AwardsNominations #horticulture #plantscience
- Research on salt-tolerant tomato varieties provides candidate tomato germplasm for further breeding of new salt-tolerant tomato varieties. doi.org/10.21273/HORTSCI190… #SustainableAg #plantscience
- Exhibit at #ASHS2026 & connect with a global network of R&D in horticulture! Learn more about exhibitor and sponsor opportunities at ashs.org/page/ExhibitorsSponsors #plantscience #horticulture #scienceconference
- Newly published results establish a foundation for hop production and research within North Dakota’s environment. #HortScience doi.org/10.21273/HORTSCI187… #Horticulture
- Air layer protocols may be exploited to asexually propagate cycad plants. New research refines the technique. #HortScience doi.org/10.21273/HORTSCI191…
- Polymer-coated CRF can provide carrots with sufficient N for optimal growth and yields while simultaneously reducing the risk of N losses through leaching in the sandy soils and wet climate of North Florida. #HortScience doi.org/10.21273/HORTSCI190…
- Traditional methods for improving tomatoes are often slow. A faster technique using modified plant viruses with the CRISPR toolkit temporarily alters genes responsible for traits such as disease resistance and fruit quality. #JASHS doi.org/10.21273/JASHS05544-25 #plantscience
- ASHS Career Center Dean of the College of Ag, Life and Env Sci, U of A ow.ly/jKFi50XU2Z3 Assc/Asst Prof of Turfgrass Sci, PSU ow.ly/Fr5l50XU2Z2 Prof and Head, MSU ow.ly/CQoF50XU2Z4 ashscareers.careerwebsite.com/jobs/ #plantsciencejobs
- Results of newly published study in #HortScience provide a foundation for future lettuce breeding programs to develop cultivars with improved compatibility to selective postemergence herbicides. doi.org/10.21273/HORTSCI191… #plantscience #lettuce
- Cellulose-based substrates can effectively support hydroponic plant growth. One of the significant challenges identified was the potential for microbial growth in cellulose substrates when submerged in water for prolonged periods. doi.org/10.21273/HORTSCI189… #hydroponics
- ASHS HortLegend Chris Watkins has been a member of ASHS since 1981. He recommends attending the ASHS conferences as a place to connect with your peers from around the world and to interact with attendees at different stages in their careers. youtube.com/watch?v=WVpqWkbXvwA
- Does lighting influence crop quality? Find out how unrooted cuttings propagated under LEDs compare to those grown under HPS lamps here! doi.org/10.21273/HORTSCI189… #MSU #BallHorticulture #plantscience #HortScience
- Listen to the new Plants, People, Science podcast episode! What It Takes To Make A Super Cold-Hardy Wine Grape plantspeoplescience.buzzsprout.com/2025815/episodes/18… #horticulture
- ASHS Webinar Tailoring Culinary Herb Flavor to Consumer Preference Using Controlled Environment Agriculture January 15, 2026, 2:00 pm EST / 11:00 am PST Speaker: Dr. Roberto Lopez, Michigan State University Register at ashs.org/page/ASHSWebinars #plantscience #controlledenvironment
- Retrofitting decommissioned shipping containers offers a flexible, cost-effective solution for controlled-environment agriculture, applicable across diverse research and crop cultivation. #HortTechnology doi.org/10.21273/HORTTECH05… #ControlledEnvironment #plantscience
- USDA researchers developed a lettuce variety 'USDA NutriHi' that had 100-107% more vitamin A and vitamin C and 35-158% more minerals than other cultivars. In many trials, the vitamin and minerals of 'USDA NutriHi' were similar or higher than spinach. doi.org/10.21273/HORTSCI188…
- Researchers evaluated the practices currently used in tomato high tunnels and identified practices that distinguish high-yielding tunnels from those with lower yields. #HortTechnology doi.org/10.21273/HORTTECH05… #plantscience #horticulture
- Join ASHS today and be part of a vibrant community dedicated to advancing horticultural science! Publish and present your work, keep up with cutting-edge science, network, find collaborators, and more... Let's grow together! ashs.org/page/Becomeamember
- ASHS Grad Student Spotlight Yan Zhang attends the University of Georgia. She is studying greenhouse pest management and her goal is to become a researcher at a university leading her own research team. ashs.org/page/gradstudentspo… #horticulture #greenhouse
- Contribute to the future of horticulture by promoting your graduate assistantship and internship opportunities at the ASHS Career Center! ashscareers.careerwebsite.com/employer/pricing/ #Horticulturists #HorticulturalScience #ASHSCareerCenter #GraduateAssistants #Interns #plantscijobs
- ASHS Career Center Lecturer/Senior Lecturer of Ag Sci, Lecture Title Series, UKY ow.ly/Qr4s50XQ0cO Asst Prof of Forage Agronomy and State Forage Ext Spec, UGA ow.ly/Jaz550XQ0cH State Botanical Garden Dir of Sci & Conservation ow.ly/TJGC50XQ0cL #plantsciencejobs
- Donate to the ASHS 125 for 125 Campaign! These funds go directly to supporting student travel grants and educational programs. Help strengthen the future of horticultural science! Join the 125 Club today! ashs.org/donations/donate.as… #HorticulturalScience #PlantScience
- Crop load management is one of the most important practices that influences fruit size, color, return bloom, and apple orchard profitability. A general range of 4.5 to 6 fruits/cm2 TCSA is recommended to balance size, color, and return bloom. #HortScience doi.org/10.21273/HORTSCI190…
