If I Add Vermiculite To The Phalaenopsis Soil Mix, How Much Of It To Add?

Thank you so much for this website. I find it very informative and would like to apply them to my little garden and houseplants.

1 Comment (Open | Close)

1 Comment To "If I Add Vermiculite To The Phalaenopsis Soil Mix, How Much Of It To Add?"

#1 Comment By GKH_Susan On 06/27/2026 @ 1:42 am

Here are some recipes for orchid potting soil. I suggest using perlite instead of vermiculite. It will provide better drainage. The amount depends on what else you are adding. These articles should help:

https://www.gardeningknowhow.com/ornamental/orchids/orchid-potting-mix-recipe ^[1]

https://www.gardeningknowhow.com/ornamental/flowers/orchids/orchid-planting-mediums.htm ^[2]

https://www.missouribotanicalgarden.org/gardens-gardening/your-garden/help-for-the-home-gardener/advice-tips-resources/visual-guides/repotting-phalaenopsis-and-other-monopodial-orchid ^[3]

https://homegarden.cahnr.uconn.edu/factsheets/orchid-care-and-repotting/ ^[4]

Article printed from Gardening Know How Questions & Answers: https://questions.gardeningknowhow.com

URL to article: https://questions.gardeningknowhow.com/if-i-add-vermiculite-to-the-phalaenopsis-soil-mix-how-much-of-it-to-add/

URLs in this post:

[1] https://www.gardeningknowhow.com/ornamental/orchids/orchid-potting-mix-recipe: https://www.gardeningknowhow.com/ornamental/orchids/orchid-potting-mix-recipe

[2] https://www.gardeningknowhow.com/ornamental/flowers/orchids/orchid-planting-mediums.htm: https://www.gardeningknowhow.com/ornamental/flowers/orchids/orchid-planting-mediums.htm

[3] https://www.missouribotanicalgarden.org/gardens-gardening/your-garden/help-for-the-home-gardener/advice-tips-resources/visual-guides/repotting-phalaenopsis-and-other-monopodial-orchid: https://www.missouribotanicalgarden.org/gardens-gardening/your-garden/help-for-the-home-gardener/advice-tips-resources/visual-guides/repotting-phalaenopsis-and-other-monopodial-orchid

[4] https://homegarden.cahnr.uconn.edu/factsheets/orchid-care-and-repotting/: https://homegarden.cahnr.uconn.edu/factsheets/orchid-care-and-repotting/

Have any questions about this topic? Visit us at https://questions.gardeningknowhow.com to ask your questions and get friendly answers from gardening experts.

You can also find us at:
'Like' us on Facebook: https://www.facebook.com/gardeningknowhow
Follow us on Twitter: https://twitter.com/gardenknowhow - @gardenknowhow
Follow us on Pinterest: https://pinterest.com/gardenknowhow/