When Is It Safe To Start Growing Seeds In Greenhouse

When Is It Safe To Start Growing Seeds In Greenhouse 1

In case you’re wondering when is it safe to start growing seeds in greenhouse, then this is the right article for you. Some seeds can be scattered directly into the soil, while others need to maintain an ideal condition to grow.

Some plant species’ seeds perform well in cool temperatures while others need it warmer. The greenhouse makes it possible for gardeners to control the desired temperature and moisture for the seed and plants to flourish.

You can plant anytime in the greenhouse, but the question is, when is it safe to start growing seed in greenhouse? Let’s find out more!


Planting Seeds In Greenhouse

Do you know when is it safe to start growing seeds in greenhouse? Read the considerations below and you will be in awed how easy it is to grow seeds. Here are the following:


#1 Determine the right time to plant seeds

Start planting seeds in greenhouses 6 to 8 weeks before the expected date of frost in your location. For best results, develop the seed in temperatures around 70 to 80 degrees Fahrenheit or 21 to 27 degrees Celsius. Monitor your temperature often.


#2 Know how to plant seeds

Get either an individual plug tray or open flat seed tray. You can start putting the seeds on the container you’ve chosen. Well, they can be prepared depending on their certain needs. Other planters would soak them first overnight before they should place them in the tray.

For a more detailed explanation, here is how you do it correctly.

Fill the pots with good soil. Plant the seeds according to the seed instructions behind the packet. Usually, there are two to three seeds in a pot with a depth ranging from one-eight up to half an inch. Cover the seeds again with soil and drizzle with a bit of water.

When these seedlings produce its first set leaves, transplant into individual pots or cells to flourish.


#3 Obtain things needed when planting seeds

Planting seeds is easy. You just have to take note of the following things:


1. Seed

Use fresh or new seeds. Place a specific amount of seed on a moistened paper towel to begin the moment of roots. Then, you should place it in a warm place. Take the dampened paper and monitor the seeds twice per day. Provide the needs of the seed, such as enough water to retain its moisture.


2. Culture medium

Although some of us consider planting the seed in potting soils, potting mixes may contain fertilizer as a supplement, resulting in a soil’s coarse texture.

Choose potting soil that’s made for growing seedlings. It enables the seedlings to grow freely. Moisten the planting mix and fill the containers without leaving a gap.

Since mixes contain nutrients and minerals, remember to feed the seedlings with fertilizer after a few weeks after they develop. Then, transplant them.


3. Needs

Remember the basic needs of how to take care of your seeds. Water, fertilizer, and repeat the steps until you achieve better results. Give them also enough sunlight.


4. More Light

Seedlings need a lot of light. If seedlings don’t get enough light, the finished result may become unpleasant. When light-sensitive seeds get the required energy, the photo chrome in the seeds responds, causing the seed to break inactivity and sprout.

During the winter season, extra light may be needed for the seeds.


Benefits Of Growing Plants From Seed

I bet you’re wondering when is it safe to start growing seeds in greenhouse because you want to grow one. To further motivate you, we’ll understand the benefits of growing plants from seed.



Commonly, when you want to plant something unusual, you may want to find the trending and popular variety, but it will not offer the diversity of plants.

Usually, old and unusual varieties are only available in the form of seeds. A bonus of growing seeds is that you know where they came from – if you want old varieties, organic, GMO, or non-GMO seeds. It provides a wide range of choices for what your heart desires.



When you buy seeds, you pay for the whole pack of it. Imagine how many seedlings you can grow without spending much money. Seeds can also be stored for long periods if left in a cool, dry place and can last up to the next season if adequately taken care of.

If you haven’t planted them all this season, worry no more because you can plant it in the next season, and that’s what makes it a great choice.


No Sweat

If you already have your seedling, just simply follow the instructions written behind the packet. Water it to have enough moisture and monitor often. After all of that, it proliferates. Just be careful not to overwater as it can rot the roots. It takes a small effort for a seed to grow.


Children Can Do It

You can have the ability to teach children how the life of a plant works. It requires less energy and effort to enlighten their minds. Children can disperse the seeds directly to the soil and eventually turns into a beautiful plant.



With this article, we hope you learned a lot about seeds and the right time to grow it in the greenhouse. Seeds offer a large variety of choices, and it is just easy to grow. Enough water, sunlight, and monitoring are the key to developing a healthy plant.

You pay for the whole pack of seeds, which is lesser than buying a single plant each. So, when is it safe to start growing seeds in greenhouse? The right time to grow seeds is 6 to 8 weeks before your location’s expected frost date.

When you grow your seeds, you’ll feel much happier because of the effort you put into it.

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