Early Bird Planting: Kickstart Your Greenhouse Garden Before Spring Thaw

Ever wondered how to get a jumpstart on your gardening while the frost still clings to the ground?

Here's some exciting news: You don't have to wait for the thaw to get your hands dirty! Enter the greenhouse—an oasis of warmth and sunshine that lets you start your gardening adventures ahead of schedule.

Think of your polycarbonate greenhouses as a cozy sunroom for your plants, offering a snug retreat from the lingering cold. It's like bringing a slice of spring indoors, no matter the weather outside.

Ready to get a jump on the season? This guide is packed with tips to kick off your greenhouse garden before the Spring thaw. Let's dive in and transform your green dreams into reality, one seedling at a time!

1. Get Your Soil in Tip-Top Shape

The foundation of a thriving garden lies in its soil – a comfy, nutrient-rich bed where your plants will lay their roots. In a greenhouse, you have the golden opportunity to craft this perfect environment from scratch.

  • Warm it up: Utilize plastic or mulch to capture the sun's warmth, gently coaxing the soil temperature upward, ideal for those cool early spring mornings and chilly evenings.
  • Rich and nutritious: Enrich your soil with organic compost and tailored amendments, ensuring your plants have all the delicious nutrients they need to grow robust and healthy.
  • Fluffy and aerated: No one likes compacted soil, least of all your plants. Ensure the soil is loose and aerated so those tiny roots can breathe and grow without a struggle.


2. Fine-Tune Your Greenhouse Climate

Your polycarbonate greenhouse is a master at capturing sunlight and warmth, but a few extra tips can help you maintain the perfect growing climate.

  • Passive solar warmth: Position heat-absorbing materials like stone, bricks, or water barrels around your greenhouse. They'll soak up heat during the day and release it slowly at night, keeping the temperature more consistent for your plants.
  • Add a heat source: For those chilly spells, consider a heat source, like an electric heater, ensuring an unexpected cold snap doesn't nip your tender seedlings.
  • Ventilation is key: Prevent the greenhouse from turning into a sauna on sunny days with strategic ventilation. Cracking open a window or vent can invite a fresh breeze, balancing the internal climate and warding off mold or mildew.


3. Brighten Up Your Garden With Grow Lights

Even with the most diligent care, the early spring sun can often fall short, leaving your plants craving more light. Fortunately, grow lights step in as a personal sun for your seedlings during those gloomy days.

  • Choosing your sun: When it comes to grow lights, there's a variety to choose from—LEDs, fluorescents, and more. LEDs are highly energy-efficient and long-lasting, making them an excellent choice for your greenhouse.
  • Placement matters: Hang your grow lights just above the tops of your plants and raise them as they grow. This keeps the light intense enough for the plants without scorching their delicate leaves.
  • Timing is everything: Aim for about 10-14 hours of light a day to mimic the long days of summer. A simple timer can take care of this for you, making this process hassle-free.


4. Nurture Your First Seedlings of the Season

Now, the stage is set for the stars of the show—your seeds—to make their grand entrance.

  • Choosing seeds: Select varieties suited to your climate and the season. Early starters include cool-season vegetables and flowers that can withstand a bit of chill.
  • The nursery setup: Seedling trays with a quality seed-starting mix provide the ideal environment for germination. The mix is designed to retain moisture and allow easy root growth.
  • Seedling care: Keep your seedlings moist but not waterlogged – a spray bottle works wonders! Once they've grown a couple of sets of true leaves, they're ready to move to their forever homes in your greenhouse or garden.


Get a Head Start On Your Growing Season

You're all set to bring your greenhouse garden to life, even before winter says its final goodbye. With your trusty greenhouse, healthy soil, spot-on temperature control, a little help from grow lights, and some love for your seedlings, you're about to have a garden buzzing with activity while everyone else is still waiting for that final spring thaw.

Are you eager to get your hands in the soil? Check out our treasure trove of gardening tips, explore our DIY greenhouse kits, or message us if you have any questions. Let's get those green thumbs working and enjoy an early harvest!

Shop Backyard Greenhouse Kits

Why Planta Greenhouses?

  • Wind resistant up to 65 mph (learn more about how our greenhouses hold up in high-altitude climates). 
  • Withstands a snow load of up to 98 psf (480kg/square meter). 
  • Made with a heavy-duty galvanized steel frame. 
  • Polycarbonate panels provide 100% protection against UV rays. 
  • The bell-shaped Sungrow greenhouse allows the wind, snow, and hail to slide off the sides. 
  • Extendable (Sungrow, Sigma, and Farmer models can be extended beyond 100ft)
  • Made in Europe and exclusively imported 
  • Maintenance-free 
Back to Learn

Share Your Thoughts

Ask thoughtful questions, share helpful tips, or offer words of encouragement for other greenhouse owners.