Maintaining asparagus plants. Plants recommended to attract cedar waxwings. When to aerate and dethatch your lawn. Tips to dormant seeding. When to trim birch trees. Should crabgrass be removed before fertilizing a lawn? Solving moss problems. Keeping slugs away from hostas. Preserving squash for the season. The edible puffball mushroom. How long can potatoes be left in the ground? Tree replacement process. Learn more from horticulturalist Mary Meyer at extension.umn.edu.