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Depending on where you live, marjoram can be either a perennial (zone 9 and above) or an annual (zones 8 and below). But you can always replant the herb indoors if you live in a colder climate.
Marjoram (/ ˈ m ɑːr dʒ ər ə m /, [2] Origanum majorana) is a cold-sensitive perennial herb or undershrub with sweet pine and citrus flavours. In some Middle Eastern countries, marjoram is synonymous with oregano , and there the names sweet marjoram and knotted marjoram are used to distinguish it from other plants of the genus Origanum .
Atriplex semibaccata is a taproot perennial herb, ... A. semibaccata has an all-year season of interest and a plant hardiness zone of 4.
Some perennials retain their foliage year-round; these are evergreen perennials. Deciduous perennials shed all their leaves part of the year. [14] Deciduous perennials include herbaceous and woody plants; herbaceous plants have stems that lack hard, fibrous growth, while woody plants have stems with buds that survive above ground during ...
Prunella vulgaris is a perennial herb native in Europe, Asia, Africa, and North America, and is common in most temperate climates. [4] It was introduced to many countries in the 1800s and has become invasive in the Pacific Islands, including Australia, New Zealand, and Hawaii. [4] [14] In Ireland, it is generally abundant.
Saxifraga. Long-lived perennial herbs are the most common type of plant in alpine environments, with most having a large, well-developed root and/or rhizome system. [8] These underground systems store carbohydrates through the winter which are then used in the spring for new shoot development. [8]