key growing information

Growing Euphorbia (Snow-on-the-Mountain)

How to grow snow-on-the-mountain (Euphorbia marginata) from seed: succession sowing, direct sowing or cell packs, soil and cutting stage.
By Hensley’s Seed Co.

Euphorbia (Snow-on-the-Mountain) - Key Growing Information

A bed of euphorbia; germination is characteristically slow; soaking seeds in warm water sometimes improves germination rates; direct-sow to avoid transplant shock.

DAYS TO GERMINATION:

Allow 10–14 days at 65–75°F (18–24°C); germination can be uneven. Grow greenhouse-sown seedlings at about 60°F (16°C).

SOWING:

For a steady summer harvest, make 3–4 sowings two weeks apart. Sowing in place is recommended: after the last frost, plant 1/4" deep. For transplants, sow 4–6 weeks before the last frost straight into cell packs or larger containers, cover the seed, then harden off and plant out after the last frost.

LIGHT PREFERENCE:

Full sun.

SOIL REQUIREMENTS:

Ordinary soil with good drainage; copes with poor ground.

PLANT SPACING:

Space plants 6–9" apart.

HARDINESS ZONES:

Grown as an annual.

HARVEST:

For fresh use, cut once the bracts are fully colored but before the flowers fully open.

USES:

A great cut flower; also an accent in beds or a quick annual hedge.

SCIENTIFIC NAME:

Euphorbia marginata

Source and attribution

Migrated library resource. Original named people, organizations, research, and factual provenance are retained.