An oscillating fan will also help distribute the pollen in a greenhouse, and extra heat will help extend the growing season.
Buckets of water and fleece blankets can slow the freeze-and-frost process
You can plant lettuce, mustard greens, spinach, kale and radishes right now. They will either be ready for a fall harvest or will tolerate the winter’s cooler conditions and have a head start next spring.
Keeping plants off the ground helps with pollination, air circulation, and prevents slugs from chewing up the leaves.
Master Gardener Ed Buyarski describes how humans can intervene and help out with the pollination process.
Removing a zucchini plant’s female flower, for example, can prevent the spread of fungus into the rest of the plant and the developing zucchini.
Shallot and onion bulbs can be planted into cool, moist soil now. But other vegetables like tomatoes, cabbage, cauliflower and broccoli should be started indoors over the next few weeks before transplanting them outside.
Softness, taste and sometimes color are the best ways to check the ripeness of kiwi, apples, pears and tomatoes.
Cool, dry weather will actually boost the sugar content of plants, especially root vegetables.
Prune each tomato or cucumber plant’s extra side shoots so it can put more energy into growing more fruit. Better ventilation and airflow around the plants also limits mold and mildew infections.