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Flower Bulbs & Perennials at Wholesale Prices
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Maximillian Sunflower (Helianthus maximilliani)

Maximillian Sunflower (Helianthus maximilliani)

This native variety is eager to please. Beloved by birds and butterflies, 'Maximillian' produces a plethora of blooms, each with bright yellow florets surrounding a brown center. Gorgeous in meadow or wildflower gardens. No. 1 roots.
  • Hardiness Zones 3-9
  • Mature Height 4 - 7 feet
  • Bloom Time Mid summer to Fall
  • Light Requirements Full Sun

We ship this item in Spring

Botanical Name: Helianthus maximilliani

#89456

Availability: Out of Stock

Plant Spacing Calculator Packed 5 per bag
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Product Details
  • Restricted States US: AE AK GU HI PR
  • Botanical Name : Helianthus maximilliani
  • Ship As : Bare Root
  • Size : NO.1
  • Suggested Uses: Borders, Bouquets, Cut Flowers, Naturalizing
  • Flower Color : yellow
  • Flower Form : A brown disc surrounded by bright yellow florets. Flowers are 2-3" in diameter.
  • Foliage Type : Lance-shaped leaves are narrow and pointed
  • Mature Spread : 24 - 36 inches
  • Spacing: 24 - 36 inches
Growing Tips
  • Planting Instructions : Plant just below soil level
  • Soil Moisture : Well drained
  • Will Tolerate : Acidic Soil, Clay Soil, Dry Soil, Loamy Soil, Sandy Soil
  • Pruning Instructions : Not needed
  • Winter Care : Not needed
  • Planting Depth : Plant just below soil level
  • Watering Requirements : Do not overwater
  • Fertilization Requirements : Not needed
  • Special Care : Not needed
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Shipping Information

K. Van Bourgondien & Sons, Inc. times its shipments from Holland so that bulbs arrive at the proper planting time (depending on climatic conditions) for each area of North America.

We take advance reservations, and then just as soon as the crops are harvested, our staff of K. Van Bourgondien & Sons, Inc. experts makes an on-the-spot selection of the finest bulbs available to fill those reservations.

We will pack and ship your order based on the following schedules.



Fall Shipping Schedule
Zones Product First Ship Date Last Order Date
All Zones Bulbs, Perennials September 18, 2017 December 11, 2017
All Zones Amaryllis and Paperwhites October 9, 2017 December 26, 2017
3-7A German Iris, Fall Crocus, Colchicum August 14, 2017 October 27, 2017
7B-10B German Iris, Fall Crocus, Colchicum August 21, 2017 October 27, 2017


In all cases, we choose the fastest, most efficient way to send your orders via USPS or FedEx.

Shipping Note:

Orders for gift certificates will be shipped immediately.

Due to hot weather conditions, we are unable to ship any plant items from late June through August. General merchandise will be shipped with your plant order.

The type of product you order or the weather in our area or yours may affect the anticipated shipping schedule.

Large orders may be shipped in more than one package.

Your order confirmation will have an estimated delivery time.

When your order is actually shipped you will be sent an updated delivery estimate.

You may check your order status at any time on this website using your email or account number provided on your order confirmation.

Please note that we cannot ship outside of the 48 contiguous states.


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