The illustrated growing guide

Morning Glory

Ipomoea tricolor

Family Convolvulaceae

Grown as an annual

Botanical illustration of Morning Glory
Annual · Ipomoea tricolor

Cheap fence therapy: a packet turns chain-link into a wall of dawn-blue trumpets. Warning label: 'Grandpa Ott's' self-sows like it pays rent — deadhead if that scares you.

AnnualFull SunLow waterVery Fast growthAttracts beesNone winter chill

Where to buy the plant — 3 nurseries

Morning Glory — a print from the Vines & Climbers collection

From the print shop

The closest print we make

We don’t print Ipomoea tricolor. The closest we have is Ipomoea purpurea (“Morning Glory”) in the Vines & Climbers collection — the same genus, Ipomoea, not the same species.

16 designsfrom $21.99white or black groundmatte poster, unframed

Shop Vines & Climbers botanical prints →

I

Overview

Will morning glory suit your garden, and what goes wrong.

Will it thrive where you are?

Enter your ZIP — we look up your USDA hardiness zone (2023 map) and check it against what morning glory actually needs.

Life cycleAnnual
Winter chillNone

Morning Glory at a glance

Life cycleAnnual
Mature size10-15 ft vines
PollinationBees mornings, moths at dusk
Chill requirementNone (not chill-dependent)
Bloom seasonJuly - Frost, each bloom one morning
Harvest seasonNot yet established
Growth rateVery Fast

Common morning glory problems

  • Almost none
  • Rust
  • Fungal Leaf Spot (cosmetic)

II

Growing

Light, water, soil, propagation and the season’s jobs.

How to grow morning glory: light, water & soil

LightFull Sun
WaterLow once running
SoilAverage — rich soil = all leaf, no trumpet · pH 6.0 - 7.5
FertilizerNone
PruningNone — Nick + soak seed overnight for germination; give it string and get out of the way.
Spacing6-12 in at a trellis

How to plant & propagate morning glory

PropagateFrom seed

III

The year

What morning glory asks for, month by month.

The morning glory year, month by month

MonthJanFebMarAprMayJunJulAugSepOctNovDec
Bloom

What each band means

  • Bloomflowers open — pollinators working, frost on blossoms is the danger.

The morning glory year as text

  • Jan quiet month
  • Feb quiet month
  • Mar quiet month
  • Apr quiet month
  • May quiet month
  • Jun quiet month
  • Jul bloom
  • Aug quiet month
  • Sep quiet month
  • Oct quiet month
  • Nov quiet month
  • Dec quiet month

These are the species' typical months — expect them a few weeks earlier in warm zones and later in cold ones. Watch the plant, not just the calendar.

IV

Ecology & uses

What it does for the garden, and what it is grown for.

Morning Glory in the garden system

  • Vine layer annual
AttractsBees
MoistureUpland / dry
DeerBrowsed — protect young plants
OriginIntroduced

What morning glory is grown for

! Some parts toxic — see notesSeeds toxic — keep packets from kids

UseFences
UseMailboxes
UseKids' teepees

Edibility, identification, and traditional-use notes here are general reference — not medical or veterinary advice, and not a claim that any plant treats or prevents anything. Medicinal ratings record how strongly a plant features in herbal tradition, nothing more. Never eat or dose a plant you have not positively identified. More on how to use this library.

V

Cultivars

Named varieties of morning glory, ruled as a catalogue.

Best morning glory varieties & cultivars

'Heavenly Blue' (THE one); 'Grandpa Ott's' (purple, self-sows hard); 'Moonflower' (night cousin, fragrant)

VI

Sources & plant ID

Where the care distinctions come from, and how the plant is filed.

Research basis

Sources behind this profile

No extension citations are attached to morning gloryyet. The care figures below come from the library's own catalogue rather than a traced primary source.

Plant ID

BinomialIpomoea tricolor
FamilyConvolvulaceae
TypeAnnual
USDA symbolIPTR3
OriginIntroduced
Invasive riskLow

VII

Where to buy

Third-party nurseries — not Story Thyme Farms.

Third-party nurseries, not Story Thyme Farms. Prices are theirs.

Story Thyme Farms may earn a small commission from these links, at no cost to you — it never changes what we recommend.

VIII

Questions

Morning Glory questions, answered straight.

Is morning glory safe for kids and pets?

With care. Seeds toxic — keep packets from kids Site it accordingly if children or pets roam the garden. This is general reference, not medical or veterinary advice — call a vet or poison control if something has actually been eaten.

How do you propagate morning glory?

From seed.

IX

Elsewhere

Where morning glory sits in the library.