What this stretch of freezing cold weather and lack of snow could do to lawns and gardens. Pruning oak trees. Trimming maple trees before spring. Is there a temperature that kills plant pests? Garden overcome with berries. How to use a soil blocker and how it helps with planting seeds. What to do with a leaning tree. Experimenting with watering methods. Is it too early to start parsley plants? Is now the time to start winter sowing?Learn more from horticulturalist Laura Irish Hanson. ext.umn.edu