Regrow 8 Kitchen Scraps into Free Houseplants!

Want beautiful & FREE garden & indoor plants? Regrow kitchen scraps like mango seed, avocado pit, pineapple top, lemon seeds, ginger, lemongrass, & more!

Here comes part two of our best kitchen scraps to regrow series! We will look at how to turn your kitchen scraps into beautiful houseplants and garden plants! Who doesn’t want some attractive plants for FREE? 

Regrow kitchen scraps like mango seed, avocado pit, pineapple top, lemon seeds, ginger, lemongrass, into beautoful houseplants and free garden plants

In part one, we focused on how to regrow fresh greens on a window sill indoors, or get a jump start on your herb and vegetable garden by regrowing kitchen scraps, which you can check it out here.  

Part 1 or our regrow series on 12 kitchen scrap veggies and herbs : check it out here.  

* Some resources in article are affiliate links. Full disclosure here .

Regrowing kitchen scraps is really fun and exciting for kids and grownups. It is a great way to teach children about gardening and natural science. It is also a wonderful way to add some beautiful unique plants to your home and garden!

1. Regrowing pineapple top in water or soil

grow pineapple in water

I am definitely trying this, are you? Just look at how beautiful these pineapple tops look growing in water filled mason jars! Thank you to Sustainable Holly for the inspirations!

Regrowing pineapple top in water or soil

I did some research and learned some helpful tips: first twist the pineapple top off the fruit, then peel off about 4 rows of the lower leaves to expose the stem. Let it dry and cure for 3-5 days, and put the pineapple top in water. Below is great video tutorials on YouTube –

Pineapples need 2 years of growing time plus lots of sun and heat to fruit. But it is quite fun and rewarding to grow them even just as houseplants.

how to grow pineapple in water easy tutorial

I will share my own progress with you soon! I really like this idea of using a bud or bulb vase to grow avocado seeds in water, by aGirlWithaGarden on YouTube!

2. Grow avocado tree from seed

How to grow avocado trees in water or soil, indoors and outdoors!

Here’s our detailed tutorial on how to grow avocado trees in water or soil, indoors and outdoors!

Grow avocado tree from seed

A must try project by Brad on YoutTube: see video below where he shares THE BEST way to grow avocado seed that works every time!

It is very easy to grow avocado seeds in soil: we always have random avocado trees sprouting from our compost in the garden. However I just love the look of avocado plants growing in water in this YouTube video:

how to grow avocado in water with toothpicks

You can tell I love plants growing in water and glass bottles! Here’s a detailed tutorial on how to grow some beautiful indoor plants easily in water.

How to grow some beautiful indoor plants easily in water.

3. Regrow a mango seed

Yes we can grow mango trees from those big mango seeds we throw away! Check out this great video tutorial:

Will you get fruits? Mango trees grown from seeds will set fruits if planted in soil in a tropical climate, or in a large pot inside a warm greenhouse.

grow mango from seed

The fruit may not be exactly like the mango where the seed came from, but the bonus is that some tropical gardeners plant mango seeds to discover new varieties!

4. Grow lemon trees from seeds

Lemon trees grown from seeds may not set fruits. Some say it is possible after 7 years.

Grow lemon trees from seeds

Regardless, lots of people still love growing lemon and orange and other citrus seeds, because they make beautiful and free indoor plants with fragrant evergreen leaves, like in this photo by Maria!

5. Regrow a sweet potato

Take an ordinary sweet potato and a jar of water, you will have a living work of art in a few weeks! Beautiful photos by Evergreengardens.se

Regrow a sweet potato in water

You can also grow more sweet potatoes in the garden using this method to start. Check out part one of our series to see more tutorials on that!

6. Grow passion fruit from seeds

Grow passion fruit from seeds

We have grow beautiful and fruiting passion fruit vines in just 2 years from seeds! Just plant the seeds in a pot and cover with 1/2″ of soil. Don’t let the soil dry out. The seeds will germinate in 2-4 weeks.

If you live in a warm climate or have a greenhouse, passion fruit vines are beautiful and very productive to grow! 

7. Grow grocery store ginger in pots

Grow grocery store ginger in pots

Ginger has attractive tropical leaves. You can grow store bought ginger easily as an indoor plant or a garden plant. Below is a video tutorial on how to grow ginger.

8. Regrow lemongrass from kitchen scraps

Regrow lemongrass from kitchen scraps

When you buy lemongrass in the grocery store, save an one inch piece from the base, and put it in shallow water. Roots will start to grow in a week or two, followed by green grassy leaves. Here’s a video tutorial:

We have grown lots of lemongrass from kitchen scraps. It is truly one of the easiest herbs to regrow!

Love Gardening Ideas?

Happy growing! Tag us on instagram @aieceofrainbow. We would love to see what you grow! 🙂

7 Comments

    • hi! if your indoor environment is warm and has lots of light, you can grow these any time of year. for example, in Seattle where days are really short and cloudy in winter, you might need to add grow lights. 🙂

  1. Hello thank you for sharing your videos Please can you yell me How long will it be before my passion flower planted earlier this year will bear fruit, thank you!

    • hi! if it is a fruiting passion vine (some varieties don’t fruit , and some need more heat to fruit) in the right condition, it will only take 1-2 years. 🙂

  2. love love love your posts, This gives us all hope in the Covid19 Lock down worldwide, I have been circulating and sharing our your posts and will task up buddies to get growing on the scraps. Thank you for your heavenly rainbows of beautiful information, please Keep them coming. and I hope to meet of you one day… or online. everyone needs this now. thank you ! god bless each of you !

Leave a Reply

Send this to a friend