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| | Extension Garden Calendars |
 | | Spray to control leaf and twig fungus diseases in sycamore, hawthorn, and willow trees. |
 | | Central Oregon and higher elevations of eastern Oregon: early May-onions; mid-May to late May-beets, broccoli, Brussels sprouts, cabbage, carrots, cauliflower, chives, endive, spinach; mid-May to early June-dill, kale, kohlrabi, parsley, parsnips, potatoes; late May to early June-snap beans, sweet corn, cucumbers, peppers, pumpkins, summer squash, tomatoes. |
 | | Spray holly for leaf and twig blight, blueberries for stem canker as needed. |
| extension.oregonstate.edu /gardening/calendar (5350 words) |
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