Almost on schedule despite seven eruptions near Svartsengi Iceland Monitor Plantali BIO Perennial Plants Vossen The New Farming Stop waiting years for guava seeds to sprout! Most people don't realize that growing fruit trees from seeds can take 5 to 10 years before you see a single fruit. The secret? Air layering with a Expanding frontiers: harnessing plant biology for space exploration and planetary sustainability Fountain 2026 New Phytologist Wiley Online Library