Rainfall variability promotes coexistence mainly through fluctuating competition |

Wei Lin and Chengjin Chu, Sun Yat-sen University, discuss their article: Interannual rainfall variability promotes species coexistence primarily through relative nonlinearity in interaction strength Ecologists often study species coexistence as if environmental conditions remain constant over time. But in the real world, rainfall can vary dramatically from one year to the next. Does this variability […]

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A global invasion and divergence in plant-pathogen interactions |

Ylva Lekberg, from MPG Ranch, discusses her article: Eco-evolutionary shifts in interactions between a globally invasive plant and belowground putative pathogens coincide with shifts in plant performance Some plant species become invasive in non-native ranges and outcompete native plants, reduce biodiversity, and alter ecosystem functions. Altogether, invasive species cost billions of dollars to manage. We […]

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Are there patterns behind allocation to clonal offspring? |

Curtis Lubbe, Institute of Botany of the Czech Academy of Sciences, discusses their article: Trade-offs and bet-hedging in clonal offspring allocation What about clones? Most angiosperms reproduce clonally in addition to the production of seeds. That is, they form new units of their bodies (rooting units, or ramets): vegetative clonal reproduction, using rhizomes (horizontal belowground stems) […]

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How stored nutrients shape spring leaf out in woody species |

Heng Ge, Institute of Botany of the Chinese Academy of Sciences, discusses her article: Autumn nutrient resorption and twig storage shape spring phenology in woody species When we think about spring phenology, we usually notice the visible signs first: buds swelling, leaves unfolding, and flowers opening. Spring phenology is often discussed as a response to […]

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How terrain offers trees a local refuge from climate change |

Lauren Jenkins, Duke University, discusses her article: Fecundity and terrain-climate interactions that shape tree niche differences across North America and Europe Terrain shapes tree reproduction When you think about climate change threatening forests, you may picture species migrating miles northward or upslope. But what if refuge is just around the hillside? In forests of the […]

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How terrain offers trees a local refuge from climate change |

Lauren Jenkins, Duke University, discusses her article: Fecundity and terrain-climate interactions that shape tree niche differences across North America and Europe Terrain shapes tree reproduction When you think about climate change threatening forests, you may picture species migrating miles northward or upslope. But what if refuge is just around the hillside? In forests of the […]

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Defense against multiple enemies changes differently across latitudes in an invasive plant and its native congener |

Xinmin Lu, Huazhong Agricultural University, Joshua Lynn, Manchester University, and Evan Siemann, Rice University, discuss their article: Latitudinal patterns in growth and defense against multiple enemies of an invasive species and its native congener Why are some plant species more successful invaders than others? A long-standing hypothesis is that invasive plants differ from native species […]

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The multi-organ coordinated code of growth strategies |

Yong-Jiao Zhou, Institute of Applied Ecology, Chinese Academy of Sciences, discusses their article: Trait networks and the whole-plant economics spectrum: Uncovering key determinants of growth rate across 33 temperate tree species Why do some trees grow fast, while others always seem to lag behind? For decades, ecologists have strived to answer this question. Past research […]

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Why it’s good for trees to be fast at least once in their lifetime |

Christian Ammer, University of Göttingen, discusses his article: Get out of the starting block quickly—Small initial differences in seed and seedling size affect tree survival and growth over 25 years Four-year-old saplings on a subplot where beech seeds were sown. Slight differences in seedling height in the year of germination have led to increasingly high […]

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What makes a changing community stable? Lessons from 60 years of succession |

Caiyue Yang and Shaopeng Li, from East China Normal University, and Scott J. Meiners, from Eastern Illinois University, discuss their article: Compensatory and statistical-averaging effects jointly explain the decrease in species asynchrony over 60 years of succession The arch at the entrance to the William L. Hutcheson Memorial Forest Center where the Buell–Small Succession Study […]

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