ExplorePlants

Porter's sunflower

Helianthus porteri

Porter's sunflower is a bright and cheerful flower that loves to grow in sunny places. Its big yellow petals and tall stems make it a favorite among butterflies and bees!

Habitat: Grasslands

Appearance

The Porter's sunflower is a tall, slender plant reaching up to 2 meters, distinctive with its bright yellow ray petals encircling a prominent purplish-brown central disk. Unlike common sunflowers, its flower heads are relatively small, often growing in clusters along the stem.

KingdomPlantaePhylumTracheophytaClassMagnoliopsidaOrderAsteralesFamilyAsteraceaeGenusHelianthus
Porter's sunflower
flowering trait badgesummer_blooming trait badgecolorful trait badgeedible trait badge
Porter's sunflower

Category

Plants

Rarity

Common

Danger

1/5 · Very low

Snaps

Be the first to snap!

Interesting facts

Even after blooming, the dry seed heads provide winter snacks for hungry birds!

Its 'flower' is actually hundreds of tiny flowers packed together called florets!

Named after botanist Thomas Conrad Porter, not for carrying things!

Young Porter's sunflowers can slowly turn their heads to follow the sun across the sky!

Special abilities

Ability

Deep Root Anchor

Porter's sunflower has long, deep roots that help it find water in dry, rocky soils and stay standing in windy conditions.

Ability

Pollinator Beacon

Its bright yellow petals and nectar-rich disk attract bees and other insects, helping the plant reproduce by spreading pollen.

Ability

Seed Powerhouse

This sunflower produces many tiny seeds, providing a vital food source for birds and small mammals, ensuring its survival.

Measurements & details

Height
100-200 cm
Spread
30-60 cm
Flower Size
4-8 cm
Bloom Season
Late summer to fall
Edible
Yes
Toxicity
None
Lifecycle
Perennial
Pollination Method
Insect

Ecological connections

pollinates

European honey bee

Apis mellifera

collects nectar and pollen

eaten by

American Goldfinch

Carduelis tristis

feeds on mature seeds

eaten by

Painted Lady butterfly

Vanessa cardui

larvae may feed on leaves

Traits

Also known as

No aliases listed yet.

Collections

Safety

Danger

1/5 · Very low

Always look but don't touch flowers without permission, as some can be delicate.

Frequently Asked Questions

How to identify Porter's sunflower?

The easiest way to identify Porter's sunflower is to use the Snappit nature identifier app.

How tall is Porter's sunflower?

100-200 cm

How wide does Porter's sunflower spread?

30-60 cm

How big are the flowers on Porter's sunflower?

4-8 cm

When does Porter's sunflower bloom?

Late summer to fall

Is Porter's sunflower edible?

Yes

Is Porter's sunflower toxic?

None

What is Porter's sunflower's lifecycle?

Perennial

Snap Map

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Where to spot

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