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Year-Round Planting and Maintenance Guide for Sonoma County

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Month Sow Directly Start Inside Transplant Maintenance

December & January

      Organic mulch on any bare soil. Prune deciduous trees, cane berries, grapes
February Spinach, radishes, turnips, peas, beets, Asian greens (bok choys; mustards) Onions, lettuce, brassicas (broccoli, cabbage, kale, cauliflower, kohlrabi), peas, leeks, Asian greens   Plant bare root fruit; asparagus. Continue pruning; spray for peach leaf curl; compost on strawberries and other perennials
March Spinach, radishes, turnips, beets, peas, carrots, cilantro, Asian greens, potatoes Onions, lettuce, brassicas, chard, leeks, parsley, tomatoes, peppers, eggplant Lettuce, leeks, onions, brassicas, peas, Asian greens Complete pruning.
April Beets, carrots, chard, lettuce, cilantro, dill, potatoes, leeks, onions Lettuce, chard, parsley, tomatoes, cucumbers, melons, onions, basil, leeks Lettuce, leeks, onions, brassicas, chard Fertilize citrus; select new growth on fruit trees, thin raspberry canes; thin fruit
May Beans, beets, carrots, chard, corn, lettuce, cucumbers, squash, melons, pumpkins, potatoes, leeks, onions, dill, cilantro Basil, lettuce (heat- tolerant varieties), chard, parsley Lettuce, chard, tomatoes, peppers, eggplant, parsley, cucumbers, melons, leeks, onions Thin fruit; select new growth. Keep weeds under control.
June Beans, beets, chard, corn, cucumbers, squash, melons, pumpkins, cilantro, dill, leeks Basil, chard, lettuce (heat-tolerant varieties) Basil, lettuce, chard, tomatoes, peppers, eggplant, parsley, cucumbers, melons Thin fruit; select new growth; spray grapes for mildew. Keep weeds under control.
July Beans, beets, chard, corn, cucumbers, squash, cilantro, dill, leeks Lettuce, chard, leeks, late in mo. – brassicas including Brussels Sprouts Basil, lettuce, chard Summer pruning; spray grapes for mildew; fertilize strawberries & other fruit as needed. Mulch vegetables.
August Beets, carrots, peas, cilantro, spinach Lettuce, brassicas, kale, fennel, radicchio Lettuce, chard, leeks, brassicas Harvest! Deep watering. Clean up fallen fruit.
September Beets, carrots, peas, cilantro, spinach, radishes, turnips, Asian greens, dill Lettuce, brassicas, endive, escarole, bok choy, onions Lettuce, brassicas, fennel, radicchio, leeks Clean up fallen fruit
October Radishes, spinach, Asian greens, mache, fava beans, cover crops   Lettuce, endive, escarole, brassicas, onions Clean up fallen fruit; mulch perennials; make compost
November Cover crops, fava beans, garlic, shallots     Mulch perennials; make compost