Greenhouse Gardening for Beginners: Everything to Know

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Woman smiling near a white garden greenhouse

Welcome to the world of greenhouse gardening! Whether you’re a seasoned horticulturist looking to expand your horizons or a beginner eager to cultivate your own oasis, a greenhouse offers endless possibilities. In this article, the gardening experts at Evergreen of Johnson City cover everything you must know to kickstart your greenhouse gardening journey. Design a practical and aesthetically pleasing greenhouse today!

What Can Beginners Grow in a Greenhouse?

Greenhouses provide a controlled environment ideal for nurturing a variety of crops. As a novice, consider starting with these beginner-friendly greenhouse plants:

  • Spinach: This versatile, leafy green thrives in the controlled conditions of a greenhouse.
  • Grapes: Perfect for wine enthusiasts, grapes flourish in the warmth and shelter of a greenhouse.
  • Cherries: Compact cherry trees can be grown in pots or gardening containers, making them suitable for greenhouse cultivation.
  • Kale: Hardy and nutritious, kale is a resilient choice for greenhouse gardening.
  • Turnips: Root vegetables like turnips thrive in the consistent temperatures of a greenhouse.
  • Tomatoes: One of the most popular greenhouse crops, tomatoes reward growers with abundant yields.
  • Onions: Easy to grow and space-efficient, onions are a staple for any greenhouse gardener.

What Plants Grow Best in a Greenhouse?

While the options are endless, some plants particularly excel in greenhouse environments:

  • Tomatoes: With proper care, tomatoes thrive in the warmth and protection of a greenhouse, yielding flavorful fruits.
  • Cucumbers: Vining cucumbers benefit from the vertical space and stable conditions provided by a greenhouse.
  • Peppers: Whether sweet or spicy, peppers flourish in the controlled environment of a greenhouse.
  • Zucchini: Compact zucchini varieties are well-suited for greenhouse cultivation, and produce bountiful harvests.
  • Lettuce: Leafy greens like lettuce appreciate the consistent temperatures and protection from pests that a greenhouse offers.

What is the Most Common Greenhouse Plant?

Tomatoes are the most common greenhouse plant. Their versatility, productivity, and adaptability to greenhouse conditions make them a favorite among gardeners of all experience levels.

What Not to Put in a Greenhouse

While greenhouses offer a conducive environment for plant growth, some species are better suited to outdoor cultivation, such as:

  • Invasive Plants: Avoid introducing invasive plants that can spread and disrupt local ecosystems.
  • Aggressive Vines: Plants with invasive growth habits may quickly overrun the limited space of a greenhouse.
  • Water-Intensive Crops: Plants requiring excessive irrigation may not thrive in the controlled conditions of a greenhouse.
  • Large Trees and Shrubs: Large trees and shrubs are unsuitable for greenhouse cultivation due to space constraints.
  • Plants that Thrive in Extreme Temperatures: Species sensitive to temperature fluctuations may struggle to adapt to the consistent conditions of a greenhouse.

Can You Keep Plants in a Greenhouse All Summer?

Yes, you can keep plants in a greenhouse all summer, but it’s essential to monitor temperature levels and provide adequate ventilation to prevent overheating. Additionally, regular watering and shading protect plants from excessive heat.

What Temperature is Too Hot for a Greenhouse?

Temperatures exceeding 90° Fahrenheit (32° Celsius) can be detrimental to greenhouse plants, causing heat stress and reduced productivity. Proper ventilation, shading, and watering are essential for maintaining optimal growing conditions.


Learn About Greenhouse Gardening at Evergreen of Johnson City

Embark on your greenhouse gardening journey with confidence, armed with the knowledge to nurture a thriving oasis of greenery. At Evergreen of Johnson City, we’re passionate about greenhouse gardening and eager to support you every step of the way. 

To learn more about greenhouse gardening, contact our team now. Happy gardening!

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