Best Plants For Indoor Greenhouse: Your Dream Garden | More Articles Here is a treasure trove of knowledge for those interested in natural healing and herbal remedies. The website is run by Paul Johnston MD. A naturopathic who has not only received extensive education in the field but also has personal experience in self-healing.

Struggling to find plants that thrive in your indoor greenhouse? You’re not alone; many gardeners face this challenge. This article unpacks a curated list of the best plants perfectly suited for the controlled conditions of an indoor greenhouse, from lush veggies to vibrant flowers.

Discover your green thumb’s new best friends and get ready to enjoy year-round gardening success. Let’s dig in!

Key Takeaways

  • Indoor greenhouses provide the perfect environment for year-round cultivation of a variety of plants, including vegetables like carrots and herbs like cilantro, regardless of outdoor weather conditions.
  • Essential factors such as room temperature, humidity levels, space requirements, and light needs must be considered when choosing plants to ensure they thrive in an indoor greenhouse setting.
  • Choosing low-maintenance and pest-repelling plants like African violets and marigold can add beauty to your indoor garden while also promoting a healthy ecosystem.
  • The use of technology such as grow lights, drip irrigation systems, or humidifiers can optimize growing conditions in an indoor greenhouse for better plant health and yield.
  • Regular maintenance including adequate watering, ensuring proper pH levels for the soil, providing sufficient light exposure is key to sustaining a successful indoor greenhouse garden.

What is an Indoor Greenhouse?

An indoor greenhouse is a controlled environment within your home where plants thrive year-round, regardless of the weather outside. It’s a miniature sanctuary for seedlings, herbs, vegetables, and flowers that provides optimal conditions like temperature control and adequate lighting to ensure robust growth.

This small-scale hothouse can significantly extend the growing season of many plants out of their native climate zones or even allow for all-season gardening in places with harsh winters.

These green spaces are designed to create an ideal ecosystem for plant cultivation by managing critical factors such as humidity levels and carbon dioxide concentrations. They often incorporate technologies ranging from simple shelving with grow lights to advanced setups with drip irrigation systems and humidifiers.

An indoor greenhouse offers not only the joy of tending to a lush garden but also equips urban dwellers with limited outdoor space the ability to harvest fresh produce right from their living room or kitchen.

Factors to Consider when Choosing Plants for an Indoor Greenhouse

When choosing plants for an indoor greenhouse, it’s essential to consider factors like room temperature, humidity levels, space requirements, and light needs. These factors will ensure that the chosen plants can thrive in the controlled environment of an indoor greenhouse.

Room Temperature

Keeping your indoor greenhouse at the right temperature is crucial for the health of your plants. Most houseplants thrive in a cozy range of 65-75°F (18-23°C), which mimics the natural conditions they would experience outdoors.

It’s important to maintain this stable environment, as it encourages strong growth and prevents stress that can weaken or even kill delicate greens.

Monitor your greenhouse’s temperature regularly, especially if you’re using grow lights. These lights are great for keeping plants happy during winter months but can sometimes lead to overheating if not checked.

Adjusting temperatures might mean turning off the grow lights earlier, cracking open a window, or even installing fans to circulate air and dissipate excess heat. Keep a close eye on your green friends; they’ll let you know if they’re getting too warm with tell-tale signs like wilting or yellowing leaves.

Humidity Level – Best Plants For Indoor Greenhouse

Getting the humidity level right in your indoor greenhouse is crucial for plant health. Some plants will flourish in a steamy, jungle-like environment while others need drier air to thrive.

It’s all about matching your plants’ needs with the right conditions. Constructing your greenhouse with materials that help maintain consistent humidity can make this easier. Using PVC pipes and film plastic helps, but you should also think about extra steps like misting or adding a humidifier.

Expert gardeners know that managing moisture creates a thriving indoor ecosystem. The size of your space matters too; smaller greenhouses may experience quicker humidity changes than larger ones.

This means frequent monitoring and adjustments ensure every tomato plant, strawberry vine, or sprig of mint gets just what it needs for optimal growth without fostering mold or pests.

Creating an effective watering system could be vital, ensuring water reaches roots without oversaturating the air—balance is key!

Space Requirements

Indoor greenhouses can vary in size depending on available space, plant types, and growth structures. Factors such as the number of pots to be accommodated and the height and width needed for plants should determine the greenhouse’s dimensions.

South-facing windows or patio doors are ideal locations for ensuring ample sunlight and providing a warm, humid environment essential for indoor gardening.

When selecting an indoor greenhouse, consider factors like room temperature, humidity levels, lighting requirements, and ease of access for watering and maintenance. It’s essential to have enough space to comfortably accommodate at least 12 pots while allowing each plant sufficient room to grow without crowding.

The size will depend on available space as well as the specific plants being grown.

Light Requirements – Best Plants For Indoor Greenhouse

Plants for indoor greenhouses have varying light requirements. Factors such as the direction, duration, and intensity of light are crucial considerations when selecting suitable plants.

Some plants may need direct sunlight, while others thrive in partial shade. Utilizing grow lights can supplement natural light to meet the specific needs of plants with higher light requirements.

Proper placement within the greenhouse is essential to ensure that each plant receives the appropriate amount of light. Understanding the unique needs of different plant species and optimizing their exposure to light is fundamental in creating a thriving indoor greenhouse environment for a variety of vegetables, fruits, herbs, and flowers.

Recommended Vegetables for Indoor Greenhouses

When it comes to selecting vegetables for your indoor greenhouse, consider the space and light requirements of each plant. Vegetables like carrots, green onions, asparagus, and spinach are well-suited for indoor growing due to their compact nature and lower light needs.

Carrots – Best Plants For Indoor Greenhouse

Carrots are an excellent choice for indoor greenhouse cultivation due to their versatility and relatively low maintenance requirements. They thrive in well-drained, loose soil with adequate sunlight, making them suitable for a controlled environment.

Carrots can be grown in containers or raised beds in an indoor greenhouse setup, providing a fresh supply of this nutritious root vegetable year-round.

With the Home-Complete Mini Greenhouse and Outsunny 39″ Aluminum Vented Cold Frame Mini Greenhouse Kit recommended for growing carrots and other vegetables, you can create an ideal environment for cultivating these vibrant veggies indoors.

Green Onions

Green onions are a top choice for indoor greenhouse cultivation due to their easy maintenance and growth. These versatile vegetables thrive in the controlled environment provided by indoor greenhouses, making them an excellent addition to your gardening endeavors.

With the right amount of sunlight or grow lights, green onions can flourish within the ideal conditions of an indoor greenhouse setup.

Their adaptability and the minimal space they require make green onions a practical choice for any indoor gardener looking to cultivate fresh produce year-round. Whether you’re a seasoned gardener or just getting started with indoor greenhouse growing, adding green onions to your plant selection is sure to be rewarding both in terms of convenience and freshness in your cooking endeavors.


Asparagus is a recommended vegetable for indoor greenhouses, allowing year-round cultivation in a controlled environment. In indoor greenhouses, the microclimate provides optimal conditions for nurturing and harvesting asparagus.

This controlled environment enables growers to extend the cropping season and achieve consistent yields throughout the year.


A diverse group of people enjoying a greenhouse filled with lush green plants.

Spinach is a top choice for indoor greenhouses, thanks to its versatility and nutritional value. It thrives in well-drained soil with consistent moisture and plenty of sunlight. The high demand for sunlight means it’s crucial to provide adequate lighting in an indoor greenhouse to ensure healthy spinach growth year-round.

With the ability to thrive regardless of outdoor weather conditions, indoor greenhouses offer the perfect environment for cultivating fresh, nutrient-rich spinach.

As you consider what plants to grow in your indoor greenhouse, it’s essential to understand how various factors such as room temperature, humidity level, space requirements, and light needs can impact plant growth.

Among the vegetables suitable for growing indoors are carrots, Green Onions, Asparagus – Spinach requires special attention due to its unique lighting needs.

Recommended Fruits for Indoor Greenhouses

Tomatoes, strawberries, raspberries, and peppers are all excellent options for an indoor greenhouse, providing fresh fruits year-round. To discover more about how to successfully grow these fruits in your indoor space, keep reading!

Tomatoes – Best Plants For Indoor Greenhouse

Tomatoes are one of the top choices for indoor greenhouse fruits. They thrive in well-drained, nutrient-rich soil and require plenty of sunlight. With proper care, an indoor greenhouse can accommodate a variety of tomato plants, offering a sustainable source of fresh produce year-round.

Additionally, tomatoes benefit from the controlled environment provided by an indoor greenhouse, which promotes healthy growth and robust fruit sets.


Strawberries, a delightful addition to any indoor greenhouse, can provide fresh and tasty fruit all year round. When planning the layout of an indoor greenhouse, it’s important to consider the space required for growing strawberries.

Additionally, providing ample sunlight is crucial for their successful growth and productivity.

The size of the indoor greenhouse will determine how many strawberry plants can be cultivated. For those building a DIY indoor greenhouse, careful consideration should be given to location and size to ensure optimal conditions for growing these delicious fruits.

Raspberries – Best Plants For Indoor Greenhouse

After exploring the option of growing strawberries in your indoor greenhouse, consider adding raspberries to your cultivation list. Raspberries can be a great addition due to their ability to thrive in a controlled environment and offer an abundant supply of vitamins, minerals, and antioxidants.

These healthy fruits can be grown in containers or raised beds within the indoor greenhouse, providing flexibility in space usage while still delivering a bountiful harvest.

When cultivating raspberries in an indoor greenhouse, remember that regular monitoring of soil moisture and nutrient levels is crucial for successful growth. Additionally, using grow lights and maintaining proper lighting conditions is essential for maximizing fruit production.


Transitioning from discussing raspberries, let’s shift our focus to another popular vegetable suitable for indoor greenhouses – peppers. Peppers thrive in controlled environments, and indoor greenhouses provide the ideal conditions for these vibrant and flavorful vegetables.

With regulated temperature, humidity, and ample space, growing peppers in an indoor greenhouse ensures a bountiful harvest of nutritious produce. Additionally, the benefits of nurturing peppers in an indoor greenhouse include year-round cultivation and the efficient use of space.

Recommended Herbs for Indoor Greenhouses

Mint, cilantro, sage, and thyme are all excellent options for growing in an indoor greenhouse. These herbs thrive in controlled environments and can provide a consistent supply of fresh flavor to your cooking year-round.

Mint – Best Plants For Indoor Greenhouse

Mint is an excellent choice for indoor greenhouses due to its adaptability and ability to thrive in controlled environments. This versatile herb can be easily grown in an indoor greenhouse, as it requires minimal maintenance and prefers a moist and humid environment.

Indoor greenhouses provide the ideal conditions for growing mint, with factors such as temperature, humidity, and ventilation being carefully regulated to promote healthy growth.

The low-maintenance nature of mint makes it a perfect addition to any indoor greenhouse setup. Its refreshing aroma and versatility in culinary use further enhance its appeal for indoor gardeners seeking a reliable and rewarding plant to cultivate.


After exploring the benefits of growing mint in an indoor greenhouse, let’s turn our attention to another herb that thrives in this controlled environment – cilantro. Cilantro is a versatile herb commonly used in various cuisines and appreciated for its distinct flavor profile.

When grown in an indoor greenhouse, cilantro benefits from the tailored conditions that can be regulated to ensure optimal growth. This includes controlling factors such as humidity levels, room temperature, and light exposure, to provide an ideal setting for nurturing healthy cilantro plants.

Creating a microclimate for off-season cilantro and extending the growing season are just some of the advantages offered by indoor greenhouses. With technical additions like grow lights and automatic humidifiers, cultivating cilantro indoors becomes more manageable.

Sage – Best Plants For Indoor Greenhouse

Sage, a hardy herb for indoor greenhouses, offers both aromatic and culinary benefits. It requires well-drained soil and plenty of sunlight to thrive, making it an excellent choice for controlled environments.

This herb is known for its strong flavor and is commonly used in cooking and seasoning dishes while also offering medicinal properties such as improving digestion and reducing inflammation.

Sage can be grown alongside other herbs like rosemary, thyme, and oregano in an indoor greenhouse setting. With its versatility and resilience, sage adds both practical value and aesthetic appeal to any indoor greenhouse garden space.


Thyme, a versatile and resilient herb, is an excellent choice for indoor greenhouse cultivation. It thrives in the temperature range of 65-75°F (18-23°C) and can be easily grown alongside other herbs such as basil, oregano, and parsley.

When cultivated in a mini greenhouse, thyme proves to be cost-effective for indoor herb gardening while contributing to environmental conservation as a sustainable plant. To ensure successful growth, maintaining optimal soil moisture and nutrient levels are crucial for cultivating this hardy herb indoors.

Thyme’s adaptability makes it an ideal addition to any indoor greenhouse setup. With its ability to withstand varying conditions while providing flavorful culinary benefits, thyme stands out as an essential herb for both novice and experienced indoor gardeners alike.

Recommended Flowers for Indoor Greenhouses

A diverse collection of thriving plants in a well-lit indoor greenhouse.

Add some color and vibrancy to your indoor greenhouse with recommended flowers such as African Violets, Peace Lily, Kalanchoe, and Marigold. These beautiful blooms will not only brighten up the space but also contribute to a healthy and balanced ecosystem within your greenhouse.

African Violets

African violets are a popular choice for indoor greenhouses due to their stunning, delicate flowers and low maintenance requirements. They thrive in the temperature range ideal for plant growth, making them well-suited for controlled environments.

These plants require bright, indirect light, which is often available in indoor greenhouse settings with ample sunlight or grow lights. Additionally, African violets benefit from the controlled humidity and temperature of an indoor greenhouse environment.

Due to their compact size and easy care regimen, these plants are ideal for small-scale indoor gardening. Regularly checking and maintaining soil moisture and nutrient levels is crucial to ensuring the flourishing of African violets in an indoor greenhouse setting.

Peace Lily – Best Plants For Indoor Greenhouse

Peace lilies are well-suited for indoor greenhouses due to their ability to thrive in low light conditions. These elegant plants boast dark green leaves and striking white blooms, making them a visually appealing addition to any indoor space.

Not only do peace lilies add aesthetic value, but they also have air-purifying properties, aiding in the removal of toxins such as formaldehyde, benzene, and carbon monoxide from the air.

Their preference for moist soil and high humidity make them relatively low-maintenance plants that can flourish within an indoor greenhouse environment.

Considering their air-purifying abilities and adaptability to low light conditions, peace lilies can be an excellent choice for enhancing the ambiance and air quality within an indoor greenhouse setting while requiring minimal maintenance.

Their elegant appearance and beneficial properties make them a valuable addition to any plant collection.


Moving on from the tranquil beauty of the Peace Lily, let’s turn our attention to Kalanchoe, another cherished addition to indoor greenhouses. Known for its vibrant and long-lasting blooms, this popular flower is a top choice due to its low maintenance requirements and ability to thrive in various conditions.

Whether grown in pots or hanging baskets, Kalanchoe adds a cheerful touch to any indoor space with its versatility and bright colors. Additionally, it is an easy-to-propagate plant that can be effortlessly grown from cuttings, making it an ideal choice for those looking for hassle-free cultivation.

Kalanchoe’s popularity stems not only from its stunning appearance but also from its adaptability and ease of care. With these key attributes, it’s no wonder that this resilient flower has secured its place as a must-have within the realm of indoor greenhouse plant choices.

Marigold – Best Plants For Indoor Greenhouse

Marigold is a powerful addition to any indoor greenhouse, as it naturally repels pests and attracts beneficial insects. This vibrant flower thrives in the controlled environment of an indoor greenhouse, making it an easy and low-maintenance plant to nurture.

Whether grown from seeds or transplanted as seedlings, marigolds provide a protective shield for vegetables in the greenhouse while improving overall plant health. Regular watering, well-drained soil, and ample sunlight are essential for these resilient plants to flourish in the indoor setting.

Embracing marigolds in your indoor greenhouse not only elevates its aesthetic appeal but also plays a significant role in maintaining a healthy and balanced ecosystem for other plants to thrive harmoniously.

Tips on Maintaining an Indoor Greenhouse

A cozy indoor greenhouse with thriving plants in a lively atmosphere.

Proper watering, ensuring the right pH level, and providing adequate light are essential for maintaining a healthy indoor greenhouse. Learn more about the best practices for maintaining your indoor greenhouse by reading on!

Proper Watering – Best Plants For Indoor Greenhouse

Regularly checking and maintaining soil moisture levels is crucial for the health of plants in an indoor greenhouse. Watering systems, such as drip irrigation or self-watering containers, are essential supplies needed to maintain proper hydration levels for plants.

Additionally, ensuring that the right amount of water is provided according to each plant’s specific needs helps in preventing overwatering or underwatering issues commonly faced in indoor greenhouse environments.

Maintaining humidity through a humidifier or misting plants can aid in keeping the moisture level optimal for indoor plant growth. It’s important to note that different plant species have varying watering requirements, hence it’s vital to tailor watering schedules based on individual needs to promote healthy and thriving growth within an indoor greenhouse setting.

Ensuring the Right pH Level – Best Plants For Indoor Greenhouse

To ensure the right pH level for your indoor greenhouse plants, it is crucial to regularly test the soil and make adjustments as needed. The ideal pH range for most plants in an indoor greenhouse is between 6.0-6.5, promoting optimal nutrient uptake and overall growth.

Adding lime to the soil can raise the pH level, while sulfur can be used to lower it, helping you maintain the perfect acidic balance for your plants’ health and vitality.

Maintaining a suitable pH level in your indoor greenhouse’s growing medium is essential for supporting robust plant growth and productivity. Regular monitoring and careful adjustment of the pH level will contribute significantly to the success of your indoor gardening endeavors.

Providing Adequate Light – Best Plants For Indoor Greenhouse

Indoor greenhouse plants require 10-12 hours of sunlight daily or an equivalent amount of artificial light to thrive. To meet their light needs, consider using grow lights especially during the darker winter months.

Place the lights at an appropriate distance from the plants and ensure they are left on for the recommended duration to support healthy growth.

When selecting grow lights, choose ones that provide a spectrum suitable for both vegetative and flowering stages of plant development. This will help mimic natural sunlight and promote robust growth in your indoor greenhouse.

The Benefits of an Indoor Greenhouse – Best Plants For Indoor Greenhouse

Indoor greenhouses offer a range of benefits, including the ability to create a controlled environment for plants. They provide year-round gardening opportunities, regardless of weather conditions.

The microclimate within an indoor greenhouse enables the cultivation of tropical plants, off-season herbs, and sprouting seeds.

This controlled environment optimizes plant health by regulating temperature and humidity levels. It acts as a barrier against pests and diseases, promoting vigorous plant growth and bloom.

Indoor greenhouses also maximize space efficiency, making them suitable for urban living while contributing to sustainability through vertical gardening techniques.

Before You Go – Best Plants For Indoor Greenhouse

Setting up an indoor greenhouse allows for year-round gardening, providing fresh produce rich in vitamins and minerals. With the right plants like tomatoes, herbs, and flowers, it’s a sustainable way to enhance your living environment and mental well-being.

Maintaining an ideal temperature and ensuring adequate light will promote healthy plant growth in your indoor greenhouse. By following these tips and choosing the best plants for your space, you can create a thriving oasis of greenery within your home.

Linking “Best Plants For Indoor Greenhouse” to The Herb Prof

Indoor greenhouses, they’re a plant lover’s paradise! They’re the sanctuaries of the indoor world, providing the perfect environment for your plants.

Now, you might be thinking, “What’s this got to do with The Herb Prof?” Well, let me tell you! The Herb Prof is your go-to guide for all things herbal. We’ve got the scoop on which plants are best for an indoor greenhouse. You can check our homepage here!

By linking our indoor greenhouse discussion to The Herb Prof, we’re creating a garden of knowledge. You learn about these wonderful plants, and then you can hop over to The Herb Prof to learn even more about herbs and their uses.

So, the next time you’re planning your indoor greenhouse, remember this: The Herb Prof is here to help you make the most of it. Now, isn’t that a blooming good idea?

References – Best Plants For Indoor Greenhouse

Little Herb Encyclopedia, by Jack Ritchason; N.D., Woodland Publishing Incorporated, 1995
The Ultimate Healing System, Course Manual, Copyright 1985, Don Lepore
Planetary Herbology, Michael Tierra, C.A., N.D., Lotus Press, 1988
Handbook of Medicinal Herbs, by James A. Duke, Pub. CRP Second Edition 2007
The Complete Medicinal Herbal, by Penelope Ody, Published by Dorling Kindersley

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FAQs – Best Plants For Indoor Greenhouse

1. Which plants thrive in an indoor greenhouse environment?

Several plants can flourish indoors, including leafy vegetables like microgreens and salad varieties, along with perennial herbs such as spearmint, thymes and french tarragon.

2. Can I grow fruiting vegetables in my indoor greenhouse?

Absolutely! Controlled environment agriculture allows for successful growth of fruit-bearing plants like cucumbers, eggplants (also known as aubergine), and ripe zucchini right inside your indoor greenhouse.

3. How do I protect my greenhouse plants from common diseases?

Keep your potted plants healthy by providing proper air circulation to prevent gray mold and utilize organic methods such as neem oil to fend off pests that could introduce diseases like verticillium wilt.

4. What is the best way to organize plant growth in an indoor greenhouse?

Implement crop rotation and training vines on structures for efficient space usage; sowing seedlings in nursery pods or cabinets helps manage different stages of growth from germinating to transplanting.

5. Are there sustainable practices for enriching soil in my indoor garden?

Yes, you can encourage a sustainable future by using composts or potting mix that’s been enriched organically; mulching also retains moisture while keeping weeds at bay around your caladiums and philodendrons.

6. What should I consider when choosing edible greens for my indoor hot house?

Select edibles like lush peppermint leaves or crisp okra based on their adaptability to controlled climates – opting for resilient species ensures a rewarding harvest of fresh veggies and vibrant foliage year-round.

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