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    Vegetable Planting and Soil Temperature

    Soil temperature planting

    Vegetable seeds and seedlings require minimum soil temperatures to germinate and grow. Seeds and seedlings require optimal soil temperatures to thrive. Soil temperature triggers not only seed germination but is an important factor in soil chemistry. Soil chemistry includes the release (dissolution) of mineral nutrients in soil moisture. Mineral nutrients are essential for vegetable plant […] More

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    Growing Leeks Year-Round in Tubes

    Leeks growing in tubes

    Leeks are nearly a year-round garden grower. Start leeks indoors in winter for planting out in very early spring for an early summer harvest. Set out leeks transplants in late summer for a fall and all-winter harvest. Leeks are a cool-season crop and produce best if the days remain below 75°F. Sow leek seeds indoors […] More

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    Planting Leeks and Shallots Autumn and Spring

    Plant leeks and shallots in autumn and spring.

    Leeks and shallots are easy to grow. They are the subtle, refined-flavor alternatives to bulb onions and garlic. In mild winter regions, plant leeks and shallots in late autumn or winter. In cool–but not cold–winter regions plant leeks and shallots in late summer and autumn for spring harvest. Plant them again in spring for fall […] More

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    Lettuce Bolting

    Lettuce—a cool season crop—naturally bolts in warm weather. When temperatures rise much above 70°F/21°C, lettuce—an annual—will send up stalks, flower, and set seed, nature’s way of ensuring a next generation. This process is called bolting. When lettuce and other leafy crops bolt natural sugars depart the leaves for the flowers and seed. When lettuce bolts […] More

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    Self-Pollinating Vegetables

    Tomato flower

    Some vegetables are self-pollinating meaning they do not need the assistance of bees or other insects or the wind for pollination and the production of fruit. Self-pollinating vegetables include tomatoes, green peppers, and chili peppers, eggplants, green beans, lima beans, sweet peas, and peanuts. Pollen is required for a flower to produce fruit. Self-pollinating vegetables […] More