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How To Grow Tomatoes In A Mini Greenhouse

Know how to grow tomatoes in a mini greenhouse by planting and maintenance, and you’ll get your fresh supply of this delicious and healthy fruit-vegetable each year. Regardless of your available space, the mini greenhouse will ensure that your crops will thrive well. Venturing in tomato cultivation will also be easier for newbie gardeners using a mini greenhouse.

Another great thing about tomatoes in the greenhouse is that you can sow in fall and spring for a two-crop rotation each year. With proper planning of when to grow plants and care for them in the mini greenhouse, you can reap many benefits with minimal effort. However, tomatoes are not for the lazy farmers, so read down below the tips for a productive mini greenhouse. 

How To Grow Tomatoes In A Mini Greenhouse

How To Grow Tomatoes In A Mini Greenhouse For Success


What tomato varieties to get for a mini greenhouse?

Before you start planting, it’s essential to educate yourself about the tomato varieties suitable for a mini greenhouse. This will guarantee success because the conditions in the greenhouse will support their growth and productivity. But since tomatoes thrive well in the sun, the excellent heat inside the greenhouse already puts you at an advantage. 

According to the University of Massachusetts Amherst, greenhouse farmers should never use field tomato varieties because they will fail to yield well due to their adaptability. You would want to use Dutch hybrid indeterminate varieties because they are explicitly bred for greenhouse production. Greenhouse producers recommend Ailsa Craig, Black opal, Capprica, Ferline, and Sungold for the mini greenhouse. 


How to plant tomatoes in a mini greenhouse?


Two-crop vs one-crop

When planting tomatoes in the mini greenhouse, select if you want to do two crops per year or one crop per year. States like Mississippi can have a two-crop system wherein you can plant in spring and fall. With a one-crop system, this is usually in spring because most areas experience hot summers. 


Soil culture vs hydroponics and vines vs bushes

Another thing to decide is if you want to grow tomatoes in the mini greenhouse using soil culture or hydroponics. The former uses a plot of soil, while in the latter, you’ll develop the roots in an artificial soil mix. Once you’ve chosen your production system, it’s best to grow tomatoes as vines for the mini greenhouse because growing bushes require more extensive space. 

Once you’ve decided on your cropping and production system, you can plant the seeds on a seed tray. Choose an area in the greenhouse that is not hit by direct sunlight, but is still warm. Keep the compost moist but never overwater it to prevent diseases. 

Once seedlings emerge, move the tray in a bright area and wait for 60 days before potting them. It is an excellent way to know if you can plant the tomatoes outside or if they’re ready for potting in the greenhouse if they are at least 6 to 8 inches tall. Lastly, to ensure that your plants thrive well in the mini greenhouse, maintain ideal temperatures at 70 to 80°F in the day and 60 to 65°F at night. 


How to care for tomatoes in a mini greenhouse?



Tomatoes need a lot of water, but overwatering can cause problems as well. Another common mistake of gardeners is that they don’t water the roots, but instead, water from above can cause diseases and pests. The frequency of watering, in general, depends if the soil is dry. 



The best way to know the fertilizer for your tomatoes is to test the soil. After you know the nutrients needed, you can fertilize when the fruit is close to its final size, and after picking. Afterward, feed to prevent burning.


Ventilation and humidity

Besides the temperature, it’s vital to maintain the mini greenhouse’s humidity between 60 and 70 percent. This way, you can reduce the risks of diseases and also improve the pollination. Always check the ventilation and adjust according to the external temperature.


Weeds and pests

Mulching and fumigation can control weed in the mini greenhouse. Remember that there are no herbicides meant for greenhouse use. For pests in the mini greenhouse, proper sanitation and surveillance can prevent bugs. 


What are the companion plants for tomatoes in a mini greenhouse?

You can make the most of your mini greenhouse by planting tomatoes with companion plants. Companion planting is an excellent and reliable way to save space and have plants that benefit from each other. With proper planning, you can plant other crops with tomatoes and prevent pests from occurring. 

For example, herbs like fennel and dill deter pests but also attract beneficial insects like ladybugs. Other plants like mint even help improve the health and flavor of tomatoes. If you want an aesthetically pleasing mini greenhouse, marigolds also make great neighbors with tomatoes.



If you want a fresh supply of healthy and delicious tomatoes, consider cultivating them in a mini greenhouse. It’s not overwhelming to learn how to grow tomatoes in a mini greenhouse because it can be divided into planting and maintenance. Many university extensions also offer manuals to guide gardeners in tomato production. 

Why a mini greenhouse? Because of its size, you can easily maintain and monitor the internal conditions to support the growth of crops. Additionally, it’s best for those starting and don’t want to get overwhelmed with tomato farming. 


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How to Harvest Marigold Flowers and Seeds: Tools And Tips

How to Harvest Marigold Flowers and Seeds: Tools And Tips

Want to know how to harvest marigold flowers and seeds? Marigold flowers are a mainstay in most of the gardens. They bloom beautiful flowers all season long and they’re easy to grow from seed. Knowing how to save marigold seeds is essential if you want to continue growing them the next season.

Fortunately, harvesting marigold seeds are quite quick and easy. You only need to take the seeds from the flowers and let them air dry before storing them during the winter season. You can pack it up with a container or seed packets to save even more for the next growing season. Some of the marigold flowers are edible and best to mix in your salads to add a distinct flavor to it.


Tools You’ll Need to Harvest Marigold Flowers

The tools you’ll need to harvest marigold flowers include a basket or other available containers that can be used in harvesting flowers. You’ll also need some paper towels, a sharp knife, a pair of scissors, or gardening shears.

Since you need to evaluate or describe the process, get yourself some notes. Seed packets can be envelopes or closed-air containers excluding plastic containers and bags.


How to Harvest Marigold Flowers and Seeds

Here’s how you can harvest marigold plants for flower arrangements and bouquets:


Letting Marigold Flowers Dry

It’s important to wait until the right time to collect marigold seeds. You can harvest the seeds when the petals are dry already (when the base of each flower turning brownish). However, make sure there’s still is a bit of green color left in the base of the bloom. If you also wait until it is completely turned brown, it may start to rot or mold. It’s important to wait for the perfect time to harvest marigolds since the timing is crucial to have the right quality of marigold seeds.

Tip in harvesting: While you are harvesting, simply cut each marigold flower heads using your cutting equipment or either pinch it with your finger. However, be sure not to pull the flowers as it can harm the roots of your marigolds.


Opening the Marigold

Get your paper towel and set it on a flat surface. After, hold each bloom’s base, pull-off, and discard the petals and leaves of it. Then, you will easily notice the attached seeds inside the base. In the meantime, set the prepared blooms on your paper towels for bulk removal of seeds. You may also use larger towels to manage and accommodate the abundant blooms of your marigolds.


Removal of Marigold Seeds

Marigold seeds are likely to have a long, slender, and pointed appearance. Divided ends with black color and white color on the opposite edge. Gather your blooms, pull-off all petals, and leaves, and start pulling the seeds from the base. After getting all marigold seeds, discard the base in a single place like in bins or garbage bags. After sorting, put another paper towel on another flat surface and spread the pulled marigold seeds on it.


Drying of Seeds

As mentioned above, let your marigold seeds air dry for about a week in an uncovered paper towel. It will enable them to be preserved even in frost season and will prevent it from getting rot and mold.


Seed Storing

After drying the seeds, gather them and start placing them inside your seed packets to prolong their lifespan and will still be used after the frost date. Do not use plastic bags in storing your marigold seeds because it will retain residual moisture, which will affect your marigold seeds and even get rot and mold. To avoid forgetting about your marigold seeds, put a label on it to prevent possible disposal if unlabeled.


Using Stored Seeds for Replanting

After storing your collected marigold seeds, it is perfect to plant during the growing season. You can enjoy once again the benefits of it from house beautification to an edible ingredient for your salad.


Facts about Marigold Flowers

Marigolds are especially good for repelling insects and pests, making them companion plant for tomatoes, eggplants, tomatoes, and chili pepper because of its pungent scent of some variety. It is amazing having this kind of flow in your plant, imagine you don’t only have a beautiful attractive garden but having also a very natural insect and pest repellent that will protect your plants from any abrogation.

African marigolds have larger flower heads on plants that grow from 10 to 36 inches tall. While French marigolds are smaller and bushier, having only two inches of flower head across on plants and only having six to eighteen inches height. Sizes and colors vary on its classification, having a mixed combination is pretty great, will also add more pleasant and abundant color to your garden.


The Benefits of Growing Marigolds in a Greenhouse

Have you ever thought of growing your marigolds in a greenhouse? If you haven’t, it’s time to consider getting a greenhouse.

Greenhouses are great for keeping your marigolds safe from pests and diseases. Marigolds are susceptible to insects and blight, such as caterpillars, aphids, leaf spots, and mildews. You can lower the risk of plant damage by growing your marigolds in a greenhouse.

Additionally, greenhouses can also keep your plants safe from bad weather that could easily damage your flowers.


Final Thoughts on How to Harvest Marigold Flowers and Seeds

Knowing how to harvest marigold flowers and seeds is crucial if you’re planning to plant them in your garden. These beautiful flowers that usually come in yellow and orange colors are a great addition to any garden or flower arrangement.

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