December Gardening: How To Look After Plants in Cold Weather?

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December feels like the garden’s deep sleep, doesn’t it? Everything has gone dormant or died back completely. I find myself looking out at bare beds and wondering if spring will ever return.

This month brings true winter to most regions. Snow covers gardens, temperatures plummet, and outdoor work becomes minimal or impossible. However, some areas enjoy mild weather and continued harvests.

The interesting thing about December is how perspectives shift. Gardeners in warm climates are still actively gardening. Meanwhile, those in cold regions focus on planning, indoor plants, and dreaming. Moreover, both situations offer their own satisfactions.

I’ve been researching what December has in store for gardeners across different climates. The priorities vary dramatically by region. Let me share what I’ve learned about gardening during the year’s darkest month.

Cold Climate Gardening

In cold climates, December means gardening essentially stops. Snow and frozen ground make outdoor work impossible. However, there are still some tasks and observations worth noting.

Check on stored vegetables, such as winter squash and root crops. Remove any showing rot immediately. One bad vegetable can spoil the others quickly.

Monitor cold frames and hoop houses if you have them. Vent on sunny days even in winter. Temperatures inside can spike unexpectedly.

Harvest from cold frames when possible. Hardy greens like spinach and kale might still be producing. Dig through snow if necessary.

Watch for deer and rodent damage on trees and shrubs. Hungry animals browse more aggressively in winter. Wrap trunks or apply repellents if needed.

Knock heavy snow off evergreen branches before it breaks them. Use a broom to gently brush upward. Don’t shake branches, which can cause more damage.

Avoid walking on frozen lawns. Foot traffic breaks dormant grass blades. This creates dead patches visible in spring.

Observe your garden’s winter structure and interest. Note what looks good and what doesn’t. This guides next year’s plant selections. University of Minnesota Extension provides winter gardening information for cold climates.

Mild Climate Gardening

December in mild climates can still be productive. Cool-season crops thrive in many areas. Additionally, some flowers bloom through winter.

Continue harvesting cool-season vegetables. Lettuce, broccoli, cauliflower, and root vegetables all produce. These taste excellent in winter weather.

Plant bare-root roses, fruit trees, and berries. Mild-climate dormant seasons are perfect for this. Plants establish roots before spring growth.

Sow seeds for cool-season annuals like pansies and snapdragons. These provide winter and early spring colour. They thrive in cool weather.

Prune dormant fruit trees and roses. This is ideal timing in mild climates. However, wait until the coldest weather passes.

Continue planting spring bulbs if the ground isn’t frozen. Late planting is better than no planting. However, performance might be reduced.

Monitor for pests which remain active in mild weather. Aphids, slugs, and snails continue feeding. Hand-picking and organic controls work.

Water during dry spells, even in winter. Plants still need moisture. However, requirements are much lower than summer. The University of California discusses winter gardening in mild climates.

Indoor Plant Care

December houseplants need adjusted care. Short days and low humidity stress many plants. Therefore, understanding their needs prevents problems.

Reduce watering frequency significantly. Lower light means less growth and water use. Overwatering kills more houseplants than anything else.

Stop fertilising until late winter or early spring. Plants aren’t actively growing. Fertilisation during dormancy can harm them.

Increase humidity around tropical plants. Heating systems dry indoor air dramatically. Group plants, use pebble trays, or run humidifiers.

Provide maximum light possible. Move plants to south-facing windows. Rotate them regularly for even growth.

Watch for pests like spider mites, which love dry indoor conditions. Inspect plants regularly. Treat problems immediately before they spread.

Avoid cold drafts from windows and doors. Sudden temperature changes stress plants. Move them away from drafty areas.

Accept that some plants will look ratty through winter. They’ll recover in spring with better light. Don’t panic over some leaf drop. The Spruce explains winter houseplant care.

Amaryllis and Paperwhites

December is perfect for forcing bulbs indoors. Amaryllis and paperwhites provide colour during dark months. Additionally, they’re incredibly easy to grow.

Plant amaryllis bulbs in pots slightly larger than the bulbs. Leave the top third of the bulb exposed. Use well-draining potting mix.

Water amaryllis sparingly until growth begins. Then increase watering as leaves and flower stalks emerge. These bloom in six to eight weeks.

Keep amaryllis in bright, warm locations. Rotate pots regularly to keep stalks growing straight. Stake tall flower stalks if needed.

Plant paperwhite bulbs in pebbles and water. No soil is needed. Roots grow into the water while bulbs stay above it.

Keep paperwhites in cool locations for best results. Too much heat makes them grow tall and floppy. Bright, cool windowsills are ideal.

Enjoy blooms for several weeks. Cut flowers last longer than leaving them on plants. However, both options provide beauty.

Discard paperwhites after blooming. These don’t rebloom reliably. However, amaryllis can be saved and rebloomed next year. University of Illinois Extension provides information on forcing bulbs.

Planning Next Year’s Garden

December is absolutely perfect for garden planning. There’s time for thoughtful consideration. Additionally, seed catalogues provide endless inspiration.

Browse seed catalogues as they arrive in the mail. Many companies send them in December and January. Ordering early ensures the best selection.

Research new varieties you want to try. Read reviews and growing information. Not everything works in every climate.

Sketch garden layouts for next year. Consider crop rotation and companion planting. Planning prevents spring chaos.

Make lists of needed supplies and amendments. Order items that sell out early. Spring arrives faster than expected.

Review this year’s garden journal. Learn from successes and failures. Every season teaches valuable lessons.

Research new techniques or systems you want to implement. Drip irrigation, raised beds, or companion planting all require planning. Winter reading prepares you.

Set realistic goals for next year. Don’t plan more than you can actually manage. Smaller, well-maintained gardens outperform large, neglected ones. Johnny’s Selected Seeds offers extensive variety information and growing guides.

Tool and Equipment Maintenance

December provides time for thorough tool maintenance. This indoor activity is perfect for cold days. Additionally, tools will be ready when spring arrives.

Inventory all tools and equipment. Note what needs replacing or repairing. Make shopping lists for spring.

Deep clean tools you didn’t fully clean in the fall. Remove all dirt, rust, and plant residue. Wire brushes and steel wool work well.

Sharpen everything that cuts. Pruners, shears, hoes, and loppers all benefit. Sharp tools make gardening easier and more enjoyable.

Oil all wooden handles with linseed oil. This prevents drying and cracking. Sand rough spots smooth first.

Service the power equipment if you didn’t in the fall. Change oil, replace filters, and sharpen blades. Spring maintenance rush can delay repairs.

Organise tool storage areas. Everything should have a designated place. This makes finding things easier next season.

Consider which new tools would be worthwhile investments. Quality tools last for decades. However, avoid gadgets you won’t actually use. Gardener’s Supply Company provides tool care information.

Bird Feeding and Wildlife

December wildlife struggles to find food and water. Gardens can provide critical resources. Additionally, watching birds brightens dark winter days.

Maintain bird feeders consistently through winter. Birds come to rely on these food sources. Inconsistent feeding can harm them.

Provide high-fat foods like suet and sunflower seeds. These help birds maintain body heat. Winter requires more calories than summer.

Keep water sources unfrozen if possible. Heated birdbaths provide crucial winter water. However, simple daily water replacement works too.

Clean feeders regularly to prevent the spread of disease. Mouldy or dirty feeders sicken birds. Weekly cleaning is ideal.

Observe which birds visit your feeders. Regional species vary dramatically. Learning to identify them adds enjoyment.

Leave seed heads on perennials for natural bird food. Coneflowers, sunflowers, and grasses all provide seeds. These look beautiful through winter, too.

Consider brush piles and evergreen plantings for shelter. Birds need protection from wind and predators. Dense plantings provide this. The National Audubon Society explains bird-friendly practices.

Holiday Plant Care

December brings poinsettias, Christmas cacti, and other holiday plants. These need specific care to thrive. Understanding their requirements prevents disappointment.

Keep poinsettias in bright, indirect light. Direct sun can fade bracts. However, they need good light to maintain colour.

Water poinsettias whenthe soil surface feels dry. Don’t let them sit in water. Overwatering causes root rot.

Maintain temperatures between 60-70°F for poinsettias. Cold drafts and heat vents both cause problems. Avoid temperature extremes.

Water Christmas cacti thoroughly when the top inch of soil dries. These are less drought-tolerant than other cacti. However, don’t keep them soggy.

Keep Christmas cacti in cool locations for longer blooms. Heat shortens the bloom period. Bright, cool rooms are ideal.

Avoid moving blooming plants once buds form. This can cause bud drop. Find a good location and leave them there.

Enjoy holiday plants while they bloom. Most people discard them afterwards. However, many can be kept and rebloomed next year. The Old Farmer’s Almanac provides holiday plant care information.

Winter Sowing Preparation

December is when some gardeners prepare for winter sowing. This technique uses outdoor cold stratification. Additionally, it’s a free alternative to indoor seed starting.

Research on which seeds benefit from winter sowing. Many perennials and hardy annuals work well. These need cold stratification to germinate.

Collect milk jugs and clear containers for winter sowing. Clean them thoroughly. These become mini greenhouses.

Gather potting mix and winter-sowing seeds. Have everything ready for late December or January planting. Timing varies by region.

Drill drainage holes in container bottoms. Adequate drainage prevents rotting. Several small holes work better than one large one.

Label containers clearly with variety and planting date. Permanent markers work best. Labels fade quickly outdoors.

Understand that winter sowing happens late December through February. Seeds are planted in containers left outside. Nature provides the necessary cold treatment.

Research proper techniques before starting. Winter sowing requires specific methods. However, it’s quite simple once you understand it. Winter Sown provides comprehensive information on winter sowing.

Reflecting on the Year

December is perfect for reflection on the gardening year. What worked, what didn’t, and what brought joy? These reflections guide future gardening.

Review photos from throughout the year. These show seasonal progression and successful combinations. They also remind you of peak moments.

Complete your garden journal with final observations. Note overall impressions and major lessons. Write while experiences are still fresh.

Celebrate successes no matter how small. Every gardener has failures, too. Focus on what went right.

Acknowledge failures without dwelling on them. Every mistake teaches something valuable. Next year will be different.

Consider what brought you the most joy. Was it harvesting, flowers, planning, or learning? Focus on these aspects going forward.

Think about whether your garden met your needs. Does it provide what you want? Adjustments might be necessary.

Set intentions for next year’s garden. Not rigid goals, but general directions. Gardening should bring pleasure, not stress. Garden Rant offers diverse perspectives and reflections on gardening.

Educational Opportunities

December provides time for gardening education. Reading, courses, and research all improve skills. Additionally, learning during winter applies immediately in spring.

Read gardening books from libraries or your collection. Winter reading deepens knowledge. Both practical guides and garden memoirs offer value.

Take online gardening courses if interested. Many universities and organisations offer these. Some are free, others are quite affordable.

Watch gardening videos and documentaries. Visual learning complements written information. YouTube has endless quality gardening content.

Join online gardening communities for winter. Forums, social media groups, and message boards all work. These provide support and ideas.

Attend winter gardening lectures if available. Botanical gardens and extension offices often offer these. They provide local expertise.

Subscribe to gardening podcasts to learn while doing other activities. Many excellent shows exist. These make chores or commutes educational.

Research specific problems you encountered this year. Understanding issues prevents repeating them. Extension websites provide research-based information.

Gift Ideas for Gardeners

December means gift-giving season. Gardeners appreciate certain presents more than others. Understanding what’s actually useful helps gift-givers.

Quality hand tools make excellent gifts. Pruners, hoes, or trowels from reputable brands last decades. However, avoid cheap tools.

Seed starting supplies help enthusiastic gardeners. Heat mats, grow lights, or quality seed trays all work. These enable earlier starts.

Seed collections or subscriptions delight gardeners. Choose varieties suited to their climate. Speciality companies offer interesting selections.

Garden journals or planning books provide organisational tools. Beautiful journals feel special. However, simple notebooks work too.

Gift certificates to local nurseries give flexibility. Gardeners love choosing their own plants. This prevents unwanted varieties.

Books about gardening offer both information and inspiration. Choose topics matching their interests. Regional guides are especially valuable.

Practical items like kneeling pads, garden carts, or quality gloves help. These reduce discomfort and make gardening easier. However, choose quality versions.

Enjoying Garden Memories

December gardens may look dormant, but memories remain vibrant. Photographs, preserved harvests, and dried flowers all recall the growing season. These sustain gardeners through winter.

Display photos from this year’s garden. These brighten winter spaces. Additionally, they remind you why gardening matters.

Use preserved harvests in holiday cooking. Canned tomatoes, frozen vegetables, and dried herbs all appear. These connect you to summer abundance.

Create arrangements from dried garden flowers and grasses. These bring garden beauty indoors. Ornamental grasses and seed heads work beautifully.

Share seeds you saved with other gardeners. This spreads unique varieties. Additionally, it builds community connections.

Cook with stored winter squash and root vegetables. These are peak quality now. They represent summer work feeding winter needs.

Enjoy houseplants and forced bulbs as living connections to the garden. These green growing things sustain gardening spirits. They promise that growth continues.

Plan special garden moments for next year. What will you grow, try, or improve? Anticipation is part of gardening pleasure.

December represents gardening’s pause. In cold climates, this is essential rest after intense growing seasons. In mild climates, it’s a productive continuation. Regardless of location, December offers time for reflection, planning, and appreciation. The garden may sleep, but gardeners dream of spring. And those dreams, nurtured through winter, become next year’s reality. The cycle continues, and that’s the beautiful, hopeful truth of gardening.