How to care for and propagate Euphorbia polygona ‘Snowflake’Euphorbia polygona ‘Snowflake’ care and propagation informationPin

Euphorbia polygona ‘Snowflake’

This white, columnar cacti has deep ribs and dark spines. As it grows, the edges of the ribs can grow either straight wavy. Dark purple flowers form in the late spring and summer.

Quick Look:

  • Full sun to partial shade

  • Typical water needs for a succulent

  • Plant grows up to 24″ (61 cm) tall
    Plant grows up to 12″ (30.5 cm) wide

  • Zone 9a (Minimum 20° F | -6.7° C)

  • Not cold hardy

  • Propagation by offsets and seeds

  • Can be toxic to humans and animals

  • Winter Dormant

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Care and Propagation Information

General Care for Euphorbia polygona ‘Snowflake’

Euphorbia polygona ‘Snowflake’ is a great cacti for collectors who want to introduce contrasting colors into their gardens. Care should be taken when handling it, as it produces a toxic sap that can cause irritation.

Watering

Euphorbia polygona ‘Snowflake’ has typical watering needs for a succulent. It's best to use the “soak and dry” method, and allow the soil to dry out completely between waterings.

Where to Plant

‘Snowflake’ is not cold hardy, so if you live in a zone that gets colder than 20° F (-6.7° C), it's best to plant this succulent in a container that can be brought indoors. It does well in full to partial sun.

How to Propagate Euphorbia polygona ‘Snowflake’

Euphorbia polygona ‘Snowflake’ is a prolific propagator, growing many offsets. Use care when removing these offsets. Follow the directions in this post to learn how to handle a cactus safely.

To remove a clump for propagation, you will need nitrile dipped gloves, silicone tongs, and a sharp knife.

Using the tongs, gently pull one of the cylindrical stems away from the main cluster. If you are not able to break it off without pulling up the rest of the plant, use the knife to cut through the stem.

Allow the end of the stem to callous over for several days before placing in well-draining soil.

Seeds

Seeds can be collected from the fruit of Euphorbia polygona ‘Snowflake.' Sow your seeds in a well-draining soil. You can grow Euphorbia seeds outdoors if you live in an zone above 9a. If you live in a cooler area, you can begin sowing indoors under a grow light or on a seed mat.