Pre-Sowing Treatments Improve Germinability of South Texas Native Plant Seeds

The incorporation of native plant species is central to restoration efforts, but this is often limited by both the availability of seeds and the relatively low viability and germination rates of commercially available seeds. Although pre-sowing treatments are commonly used to improve germination rat...

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Autores principales: Kaitlynn Lavallee, Pushpa Gautam Soti, Hansapani Rodrigo, Rupesh Kariyat, Alexis Racelis
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Lenguaje:EN
Publicado: MDPI AG 2021
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Acceso en línea:https://doaj.org/article/3ae10467fa9843cca0025599bb7c266e
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spelling oai:doaj.org-article:3ae10467fa9843cca0025599bb7c266e2021-11-25T18:47:33ZPre-Sowing Treatments Improve Germinability of South Texas Native Plant Seeds10.3390/plants101125452223-7747https://doaj.org/article/3ae10467fa9843cca0025599bb7c266e2021-11-01T00:00:00Zhttps://www.mdpi.com/2223-7747/10/11/2545https://doaj.org/toc/2223-7747The incorporation of native plant species is central to restoration efforts, but this is often limited by both the availability of seeds and the relatively low viability and germination rates of commercially available seeds. Although pre-sowing treatments are commonly used to improve germination rates of seeds, the efficacy of these treatments is found to vary across species. In this study, we tested how four pre-sow treatments (physical scarification, acid scarification, cold stratification, and aerated hydropriming) affected the viability and seed germination rates of 12 commercially available plant species native to south Texas and commonly used in restoration efforts. Our results show that the viability of the seeds have a wide range, from 78% to 1.25%. Similarly, the total germination rate ranged from 62% to 0%. We found that pre-sowing treatments accelerated the germination rate in 9 of 12 plant species tested, but the effect varied by treatment. Collectively, our results identify various methods to achieve the best germination rates for native plants of south Texas, to help improve restoration efforts across the region.Kaitlynn LavalleePushpa Gautam SotiHansapani RodrigoRupesh KariyatAlexis RacelisMDPI AGarticleseed dormancyseed treatmentnative plantshabitat restorationBotanyQK1-989ENPlants, Vol 10, Iss 2545, p 2545 (2021)
institution DOAJ
collection DOAJ
language EN
topic seed dormancy
seed treatment
native plants
habitat restoration
Botany
QK1-989
spellingShingle seed dormancy
seed treatment
native plants
habitat restoration
Botany
QK1-989
Kaitlynn Lavallee
Pushpa Gautam Soti
Hansapani Rodrigo
Rupesh Kariyat
Alexis Racelis
Pre-Sowing Treatments Improve Germinability of South Texas Native Plant Seeds
description The incorporation of native plant species is central to restoration efforts, but this is often limited by both the availability of seeds and the relatively low viability and germination rates of commercially available seeds. Although pre-sowing treatments are commonly used to improve germination rates of seeds, the efficacy of these treatments is found to vary across species. In this study, we tested how four pre-sow treatments (physical scarification, acid scarification, cold stratification, and aerated hydropriming) affected the viability and seed germination rates of 12 commercially available plant species native to south Texas and commonly used in restoration efforts. Our results show that the viability of the seeds have a wide range, from 78% to 1.25%. Similarly, the total germination rate ranged from 62% to 0%. We found that pre-sowing treatments accelerated the germination rate in 9 of 12 plant species tested, but the effect varied by treatment. Collectively, our results identify various methods to achieve the best germination rates for native plants of south Texas, to help improve restoration efforts across the region.
format article
author Kaitlynn Lavallee
Pushpa Gautam Soti
Hansapani Rodrigo
Rupesh Kariyat
Alexis Racelis
author_facet Kaitlynn Lavallee
Pushpa Gautam Soti
Hansapani Rodrigo
Rupesh Kariyat
Alexis Racelis
author_sort Kaitlynn Lavallee
title Pre-Sowing Treatments Improve Germinability of South Texas Native Plant Seeds
title_short Pre-Sowing Treatments Improve Germinability of South Texas Native Plant Seeds
title_full Pre-Sowing Treatments Improve Germinability of South Texas Native Plant Seeds
title_fullStr Pre-Sowing Treatments Improve Germinability of South Texas Native Plant Seeds
title_full_unstemmed Pre-Sowing Treatments Improve Germinability of South Texas Native Plant Seeds
title_sort pre-sowing treatments improve germinability of south texas native plant seeds
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/3ae10467fa9843cca0025599bb7c266e
work_keys_str_mv AT kaitlynnlavallee presowingtreatmentsimprovegerminabilityofsouthtexasnativeplantseeds
AT pushpagautamsoti presowingtreatmentsimprovegerminabilityofsouthtexasnativeplantseeds
AT hansapanirodrigo presowingtreatmentsimprovegerminabilityofsouthtexasnativeplantseeds
AT rupeshkariyat presowingtreatmentsimprovegerminabilityofsouthtexasnativeplantseeds
AT alexisracelis presowingtreatmentsimprovegerminabilityofsouthtexasnativeplantseeds
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