What Can You Grow in a Growhouse?

In the world of growhouse gardening, possibilities bloom under controlled conditions. Curious about what you can cultivate within the confines of this greenhouse alternative? Then you’re in the right place!

In this blog, we’ll explore the diverse array of plants that thrive in this specialised setting. Join us as we discover options and techniques to make the most of your growhouse!

Basics of Growhouse Gardening

BillyOh Expert Pent Growhouse
BillyOh Expert Pent Growhouse

Growhouse gardening opens the door to a realm of controlled cultivation. Akin to garden greenhouse, it offers an ideal environment for plants to thrive.

A growhouse is essentially a structure designed for horticulture. Inside, it enables gardeners to grow fruits, vegetables, flowers, or ornamental plants. The structure provides a shield against unpredictable weather. It allows you to exercise precise control over temperature, humidity, and light conditions. These elements create a microclimate that suits the specific requirements of plants. Working together, they promote healthier and stronger growth.

The advantages are manifold, one of the most notable being year-round cultivation. This is a game-changer compared to traditional outdoor gardens limited by seasonal changes. Overall, a well-designed growhouse enables plants to flourish regardless of the calendar.

Choosing the Right Plants

Selecting the right plants is a crucial step towards a thriving indoor garden. In this section, we’ll explore the key factors and delve into a list of popular plants organised by season.

Things to keep in mind

Several factors play a crucial role in ensuring successful cultivation. Begin with considering the plant’s light requirements, temperature preferences, and space needs. Assess the amount and type of light needed by the plant. Whether it thrives in full sun, partial shade, or low light conditions. Understand the temperature range within which the plant thrives: warm or cool conditions. Consider the spatial requirements of the plant. This includes its growth habits and potential for spreading to optimise space.

Assess the compatibility of different plant varieties. That way, you can create a harmonious and thriving environment within the growhouse. For one, group species with similar light, temperature, and water needs. This promotes a harmonious environment, allowing for more efficient care and maintenance.

Additionally, factor in the growth habits to prevent overcrowding. For instance, whether the plants are climbers, bushy, or compact. This helps ensure each plant has enough space to flourish within the growhouse.

Plants Suitable for Growhouse Cultivation

Tailoring your plant selection to each season maximises the potential of your growhouse.


Rows of greenhouse tomatoes at a recycling plant in Ankara.

(Image Credit: Flickr)

In spring, the controlled environment of a wooden growhouse ensures optimal conditions for:

  • Tomatoes: Ideal for spring due to their warmth-loving nature. Tomatoes thrive in the controlled environment of a growhouse. Choose varieties like cherry or heirloom tomatoes for a diverse harvest. Provide ample sunlight, well-draining soil, and support structures for vertical growth. Regular pruning encourages airflow and prevents diseases.
  • Peppers: Bell and chilli peppers are excellent choices for spring growhouse gardening. They require warm temperatures and consistent watering. Ensure well-aerated soil and stake taller varieties for support. Prune to boost fruit production and monitor for pests.
  • Herbs: Basil, mint, and cilantro flourish in the mild spring conditions of a growhouse. These aromatic herbs enhance culinary experiences and can be grown in containers. Provide well-drained soil and moderate sunlight, and trim regularly to encourage bushier growth. Harvest leaves regularly for fresh culinary delights.


Cucumbers growing in a greenhouse.

(Image Credit: Flickr)

In the summer, a growhouse becomes the perfect haven for heat-loving crops. These plants not only relish the warmth but also thrive in controlled conditions:

  • Cucumbers: With their high water content, cucumbers thrive in the summer heat. Grow compact bush varieties or use vertical supports, like a trellis, for vining types. Provide well-draining soil, consistent watering, and support for climbing varieties. Harvest regularly for continued production.
  • Melons: Varieties like cantaloupe and watermelon love the warmth of summer. Provide ample sunlight, well-draining soil, and support for sprawling vines. Ensure consistent watering, especially as the fruits develop. Use mulch to retain moisture.


Hydroponic lettuces growing in a greenhouse.

(Image Credit: Flickr)

Transitioning to fall, a growhouse offers a haven for cool-season greens like:

  • Lettuce: Fall is ideal for lettuce with its cooler temperatures. Choose varieties like butterhead or romaine. Provide well-draining soil, ample sunlight, and consistent watering. Harvest outer leaves for continuous growth.
  • Spinach: A cool-season favourite, spinach thrives in the fall. Select varieties suitable for container growing. Ensure well-aerated soil, partial shade, and regular harvesting for a prolonged harvest.
  • Kale: Known for its hardiness, kale is well-suited for fall cultivation. Opt for curly or dinosaur varieties. Provide well-draining soil, ample sunlight, and regular watering. Harvest outer leaves to encourage new growth.

These nutrient-packed leafy greens provide a fresh and healthy harvest well in autumn.


Close-up of vibrant rosemary leaves against a blurred window backdrop.

(Image Credit: Flickr)

In winter, a growhouse becomes an oasis for herbs and leafy greens, such as:

  • Rosemary: Winter-friendly rosemary thrives in a growhouse. Its aromatic leaves add flavour to winter dishes. Choose a well-draining soil mix, and provide ample sunlight and water when the soil is dry.
  • Thyme: A hardy herb, thyme is perfect for winter cultivation. Select compact varieties for containers. Ensure well-draining soil, moderate sunlight, and water when the top inch of soil is dry.
  • Kale: Winter-hardy kale is an excellent leafy green choice. Opt for curly or Siberian varieties. Provide well-draining soil, ample sunlight, and regular watering. Harvest outer leaves for a continual harvest.

Seasonal Considerations

Adapting to different seasons within a growhouse involves:

  • strategic planning
  • understanding the unique needs of plants during varying climate conditions

Transitioning from spring to summer, fall, and winter requires adjusting factors, too. This includes temperature, light exposure, and watering schedules. To navigate the ebb and flow of seasons, adjust lighting and temperature controls. Increase light exposure during darker months. Moreover, adjust temperature settings to align with seasonal variations.

Tailor watering schedules to match seasonal demands. Increase watering during hotter months and reduce frequency in colder periods. This precision in hydration ensures plants receive the right moisture levels.

By carefully tailoring these elements, you can optimise conditions for specific crops. What’s more, it fosters robust growth and yield regardless of external weather patterns.

Essential Tips and Techniques

For thriving and productive growhouse gardening, take note of the following:

  • Proper watering and irrigation: Maintain plant health by mastering watering practices. Use a drip system or soaker hoses to deliver water directly to the soil, avoiding foliage. Adjust watering frequency based on plant needs and soil moisture levels. Ensure to prevent both overwatering and underwatering.
  • Temperature and humidity controls: Achieve an optimal environment by regulating temperature and humidity. Install ventilation systems to manage temperature, preventing extremes. Monitor and adjust humidity levels, especially during colder months. A balanced climate fosters healthy plant growth and minimises the risk of diseases.
  • Soil and fertilisation strategies: Select well-draining soil mixes tailored to your plant’s needs. Regularly test soil pH and nutrient levels. Implement a fertilisation schedule, adjusting nutrient inputs based on plant growth stages. Healthy soil promotes strong root development and nutrient absorption.
  • Hydroponics and aquaponics: Introducing the advanced cultivation methods! Hydroponic systems use nutrient-rich water solutions. Meanwhile, aquaponics combines fish farming with plant cultivation. These soil-less approaches optimise resource use and enhance yields.
  • Automation for efficient management: Embrace automation for precision. Use timers for lighting and irrigation, reducing manual workload. Install sensors for real-time data on temperature, humidity, and soil conditions. Automation streamlines growhouse management, allowing for consistent and efficient care. Ultimately, it improves overall plant health and productivity.


Exploring growhouse gardening opens up endless possibilities for cultivating various plants all year. Mastering the basics, adapting to each season, and incorporating simple automation are keys. With these, you can turn your wooden grow house into a thriving space for fresh produce and lush plants.

Looking for a versatile solution that serves as both a grow house and storage space? Look no further than our potting sheds for sale. Explore Garden Buildings Direct for a diverse range of garden tools.

Up next on your reading list: Creating a Hydroponic Greenhouse Set-Up