Photo of Helianthus maximiliani 'September Sun' flower by Intrinsic Perennial Gardens

Photo by Intrinsic Perennial Gardens

Used with permission, all rights reserved

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Helianthus maximiliani 'September Sun'

Also Known As

  • Helianthus maximilianii 'September Sun'
  • Helianthus maximilliani 'September Sun'
  • September Sun Sunflower

Plant type

perennial

size

  • H: 5'-6'
  • W: 3'

planting zones

  • 4a-9b

More Options

Helianthus maximiliani 'September Sun' plant details

Helianthus maximiliani 'September Sun' is a broadleaf deciduous perennial with green foliage. In fall chocolate and yellow flowers emerge. Attracts birds. Grows well with sun and even moisture water. Does well in rich and well-drained soil. A good option if you're seeking something verticillium wilt resistant.

CHARACTERISTICS OF Helianthus maximiliani 'September Sun'

Plant type: perennial
Plant family: asteraceae
Foliage: deciduous green
Mature size: 2 - 3 FT - wide, 5 FT - 6 FT - tall
Flowers: chocolate and yellow blooms in fall
Uses: cutting garden

GROWING CONDITIONS for Helianthus maximiliani 'September Sun'

USDA Zones: 4a - 9b
Sun exposure: sun
Watering frequency: even moisture
Resistant to: verticillium wilt
Soil needs: rich and well-drained

Nursery contributed plant descriptions

An Intrinsic Introduction! This form was selected for its somewhat shorter structure of 5-6' tall along with slightly earlier bloom time it reliably blooms in September before the end of the season and in juntion with most Aster and Big Bluestems and other tall fall grasses like Panicum and Miscanthus.

Gardening facts about Helianthus maximiliani 'September Sun' plant

How to Grow Helianthus maximiliani 'September Sun'

  • Sun Exposure

    • sun
  • Water Needs

    • even moisture
  • Soil Needs

    • well-drained
    • rich
  • Special Situation

    • verticillium wilt resistant

Features

  • Foliage Color

    • green
  • Flower Color

    • yellow
    • chocolate
  • Wildlife

    • birds
  • Flower Season

    • fall
  • Foliage Season

    • deciduous

See other plant types of Helianthus for your garden

aka Helianthus microcephalus 'Lemon Queen', Lemon Queen Perennial Sunflower

Plant Type

Perennial

Zones

4a-9a

Size

Height: 80"-96"

Width: 3'

  • sun
  • even moisture - regular
Photo of Helianthus 'Lemon Queen' flower by Avant Gardens
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aka Helianthus 'Flore Pleno', Helianthus hybrid 'Flora Plena', Flore Pleno Hardy Double Sunflower

Plant Type

Perennial

Zones

5a-9b

Size

Height: 3'-4'

Width: 2'-3'

  • sun
  • even moisture - regular
Photo of Helianthus x multiflorus 'Anemoniflorus Flore Pleno' flower by Karl Gercens III
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aka Hardy Sunflower, Swamp Sunflower

Plant Type

Perennial

Zones

6a-9b

Size

Height: 3'-6'

Width: 2'

  • sun
  • even moisture - regular
Photo of Helianthus angustifolius flower by Choess
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aka Aurora Gold Sunflower

Plant Type

Annual / Biennial

Zones

1-11

Size

Height: 4'

Width: 3'

  • sun
  • even moisture - regular
Photo of Helianthus 'Aurora Gold' flower by Annie's Annuals & Perennials
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aka Helianthus 'Autumn Beauty', Autumn Beauty Sunflower Mix

Plant Type

Annual / Biennial

Zones

1-11

Size

Height: 4'-5'

Width: 1'-2'

  • sun
  • even moisture - regular
Photo of Helianthus annuus [Autumn Beauty mix] flower by Annie's Annuals & Perennials
View Plant

More Options

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