Sjirk Geerts

Cape Peninsula University of Technology — South Africa

Environmental Science · Physical Sciences

21h-index1.5kcitations98works1.32yr avg
OpenAlex↗ORCID↗Google Scholar↗Lab page↗

Accepting Students?

No reports yet. Know if this professor is taking students?

Research Topics

Ecology and Vegetation Dynamics Studies(57), Plant and animal studies(49), Plant Parasitism and Resistance(31), Species Distribution and Climate Change(9), Biological Control of Invasive Species(9)

Publications98 total

Argument maps can support decisions to declare the presence of alien species: South Africa as a case study
NeoBiota·2026Open Access
Generalization for both diurnal and nocturnal pollination in the mass‐flowering desert geophyte <i>Nerine laticoma</i> (Amaryllidaceae)
Plant Biology·2025Open Access
Conceptualizing and contextualizing “large‐scale” and “scaling‐up” ecological restoration
Restoration Ecology·2025Open Access
Pollinator‐dependence and specialization in three sunbird‐pollinated, fire‐stimulated flowering species
Plant Biology·2025Open Access
Genetic contamination by farming indigenous crops in the native range: Pollen flow between cultivated and wild Cyclopia (honeybush)
Journal for Nature Conservation·2025Open Access
Post-fire flowering enhances pollinator visitation and may reduce florivory and nectar robbing in sunbird-pollinated plants
South African Journal of Botany·2025· 2 citedOpen Access
Argument maps can support decisions to declare the presence of alien species: South Africa as a case study
2025· 1 citedOpen Access
Evaluation of phosphite to protect a South African Proteaceae from Phytophthora root rot
Journal of Plant Pathology·2025Open Access
The genus Cyclopia (honeybush) in South Africa: A scientometric assessment of research trends
South African Journal of Botany·2025· 1 citedOpen Access
Applications of pollination biology in studies of evolution, ecology and agriculture: Perspectives and trends from South Africa
South African Journal of Botany·2025Open Access
Below- and above-ground mutualisms impact two alien brooms in South Africa differently
Biological Invasions·2025· 2 citedOpen Access
Development of the Sisonke Supervision Mentoring Programme
Journal of Education·2025Open Access
Stacking and Burning Invasive <i>Acacia saligna</i> Trees in South African Fynbos: Can Native Plant Species Passively Recover?
African Journal of Ecology·2025
Impacts of Supplemental Feeding on Sunbird-Pollination Systems in Young Fynbos Varies with Floral Abundance
Environmental Management·2024Open Access
Advanced Perforation Technology for Enhanced Remedial and Casing Recovery Applications
2024· 2 cited
Regulatory options for cultivars and hybrids of invasive plant species—the South African experience
Invasive Plant Science and Management·2024· 2 citedOpen Access
Enhancing invasive alien plant eradication outcomes: Lessons learned from South Africa
African Journal of Ecology·2024· 2 citedOpen Access
Generalist southern African temperate forest canopy tree species have distinct pollinator communities partially predicted by floral traits
Austral Ecology·2024· 4 citedOpen Access
Seed banks and post‐fire recovery of invasive alien <i>Metrosideros excelsa</i> in South Africa: Implications for control
Austral Ecology·2024· 3 citedOpen Access
Moving with your mutualist: Predicted climate‐induced mismatch between Proteaceae species and their avian pollinators
Journal of Biogeography·2024· 4 citedOpen Access
page 1 of 5Next →

Frequent Co-authors

David M. Richardson(13), John R. Wilson(11), Anton Pauw(11), Opeyemi Adedoja(6), Mirijam Gaertner(5), Desika Moodley(4), Vernon Visser(4), Anina Coetzee(4), Sheunesu Ruwanza(3), Johannes J. Le Roux(3), Karen J. Esler(3), Mlungele M. Nsikani(3), Joy Rumbidzai Mangachena(3), Susan Canavan(2), Sabrina Kumschick(2), John Measey(2), C. J. Geldenhuys(2), Brian W. van Wilgen(2), Laimi Nelago Koskima Erckie(2), Ernita van Wyk(2)