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Chrysojasminum humile

Italian Jasmine · Yellow Jasmine · Italian Yellow Jasmine

Family OleaceaeGenus Chrysojasminum

Also published as Jasminum humile. You are in the right place.

Yellow tubular flowers opening among small glossy leaves
FlowerShu SuehiroCC BY-SA 3.0

About the plant

What it is and where it grows — not part of any germination protocol.

The plant

Habit
Perennial, Shrub, TreeExtension Gardener Plant Toolbox
Habit
shrub or treePlants of the World Online
Flower
Gold/YellowExtension Gardener Plant Toolbox
Blooms
SummerExtension Gardener Plant Toolbox
Native range
Afghanistan, Assam, China North-Central, China South-Central, East Himalaya, Iran and elsewhereGBIF Backbone Taxonomy
Hardiness zones
7-9Extension Gardener Plant Toolbox

Growing conditions

Sun
Full sun; Partial ShadeExtension Gardener Plant Toolbox
Moisture
Good DrainageExtension Gardener Plant Toolbox

Toxicity is noted only where a source states it. No note here is not a finding of safety.

Sources: Extension Gardener Plant Toolbox — NC State Extension; Plants of the World Online — Royal Botanic Gardens, Kew; GBIF Backbone Taxonomy — Global Biodiversity Information Facility.

Worth knowing

  • Jasminum comes from the Persian yasemin or Arabic yasamin, a name for scented plants, and humile means "low-growing". Italian jasmine is in fact native to the Himalayas and south-west China. Wikipedia: Chrysojasminum humile

This source reports three treatments. All are shown.

Protocol 1

DerivedN. C. Deno, 1993

Difficulty Low Rated by us, not by the source.

Start around January 1, 2027 for a May 3 last frost.

  1. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

    Deno gives no cycle lengths here; three months is his standard cycle.

  2. Warm moist stratification

    Temperature: 70°F 21°C Light: dark

    Both seeds up on the fourth day.

about 3 months from start to step 2. Germination happens during step 2, in 4 days.

100% germination in 4 days.

Both seeds, four days after the move to 70. It was two seeds.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, JasminumPublic domain
Show the original text
Jasminum (Oleaceae). J. humile germ. 70L(4/5 in 2nd w), 70D(1/7), and 40-70D(2/2 in 4th d). The promotion by light is suspect because of the small sample.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Jasminum. Quoted exactly. Every value on this card comes from this record, except the difficulty rating, which is ours; the step names come from a fixed list.

Protocol 2

DerivedN. C. Deno, 1993

Difficulty Low Rated by us, not by the source.

Start around March 22, 2027 for a May 3 last frost.

  1. Sow on the surface — do not cover

    Temperature: 70°F 21°C Light: light

No stated waiting before sowing. Then 14 days to germinate.

80% germination in 14 days.

Four seeds of five. Deno doubts the light effect on a sample this small.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, JasminumPublic domain
Show the original text
Jasminum (Oleaceae). J. humile germ. 70L(4/5 in 2nd w), 70D(1/7), and 40-70D(2/2 in 4th d). The promotion by light is suspect because of the small sample.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Jasminum. Quoted exactly. Every value on this card comes from this record, except the difficulty rating, which is ours; the step names come from a fixed list.

Protocol 3

DerivedN. C. Deno, 1993

Difficulty High Rated by us, not by the source.

Start around March 15, 2027 for a May 3 last frost.

  1. Sow and cover

    Temperature: 70°F 21°C Light: dark

No stated waiting before sowing. Germination time not stated; 21 days assumed.

14% germination.

One seed of seven against four of five in light -- on five and seven seeds.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, JasminumPublic domain
Show the original text
Jasminum (Oleaceae). J. humile germ. 70L(4/5 in 2nd w), 70D(1/7), and 40-70D(2/2 in 4th d). The promotion by light is suspect because of the small sample.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Jasminum. Quoted exactly. Every value on this card comes from this record, except the difficulty rating, which is ours; the step names come from a fixed list.

How each step is done, in Deno’s words, and what Verified and Derived mean.

Germination trials

Readers’ own records of sowing this species, published after review. Share your trial · All trials

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