Stefan F. Wirth<p><a href="https://biologists.social/tags/Forsythia" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Forsythia</span></a> are <a href="https://biologists.social/tags/ornamental" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ornamental</span></a> <a href="https://biologists.social/tags/shrubs" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>shrubs</span></a> in Central <a href="https://biologists.social/tags/Europe" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Europe</span></a> that are originally native to <a href="https://biologists.social/tags/Asia" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Asia</span></a>. The shrubs planted in <a href="https://biologists.social/tags/parks" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>parks</span></a> in Germany are the hybrids Forsythia x <a href="https://biologists.social/tags/intermedia" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>intermedia</span></a>. It is a hybridization of the species F. suspensa and F. viridissima. As a result of €globalwarming, the flowering period in Central Europe is shifting further and further forward. The flowers are <a href="https://biologists.social/tags/sterile" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>sterile</span></a> and therefore of no interest to <a href="https://biologists.social/tags/pollinating" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>pollinating</span></a> insects.<br>© <a href="https://biologists.social/tags/StefanFWirth" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>StefanFWirth</span></a> <a href="https://biologists.social/tags/Berlin" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Berlin</span></a> 2025, photo 2022</p>