![]() ![]() Artichokes thrive in full sun to partial shade. Give plants room to spread, since mature plants can reach 3 to 4 feet tall and up to 4 feet wide. In zones where artichokes are perennial, select your site considering that plants will be in place for up to 5 years. Harvest artichoke buds when they're about 3 inches in diameter they should be tightly packed and firm.Once buds start to form, remove the mulch and add a 4-inch layer of compost.Block weeds and retain soil moisture by adding a 4-inch layer of mulch made from organic material (such as straw, dry grass clippings, or aged manure) to prevent weeds.For fantastic results come harvest time, mix a continuous-release plant food into the soil during planting and reapply per label instructions.Water right after planting and provide consistent soil moisture throughout the growing season by watering when the top inch of soil is dry.Improve nutrition and texture of native soil by working in compost or other rich organic matter.Plant artichokes 4 feet apart in an area with full sun to partial shade and nutrient-rich, loamy soil.If artichokes are perennial to your region, think long term about where to plant them because they'll grow in that spot for up to 5 years.They are best planted in fall in the humid, subtropical, frost-free areas of zones 10 and 11. In colder regions, you have to treat artichokes as annuals planted in spring. Where winters dish up only a few frosty nights, plants will sometimes overwinter when pruned and mulched ( zones 8 and 9). In such growing conditions, they are perennials, yielding harvests for up to 5 years. Artichoke plants thrive best where mild winters and cool, foggy summers prevail. Here are some things you need to know about growing artichokes. Today the majority of commercial artichoke production is along coastal sections of Central California, where the weather suits them perfectly. Thomas Jefferson reportedly raised artichokes at Monticello, his Virginia home, as early as 1767. With their large, silvery-green leaves and thick stems topped with pinecone-like flower buds, artichoke plants add a strong architectural element to vegetable garden plantings. Globe artichoke is an heirloom vegetable grown for its tender, edible flower buds. ![]()
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