Double Siberian Iris Imperial Opal

Siberian Iris are among the most ornamental and stylish perennial plants around, and our new arrival, Imperial Opal, is absolutely no exception. The extra-large, fully double blooms are eye-catching, to be sure, in a translucent lavender-pink hue with gold signals. Plant it as a standalone focal point or cluster the plants other seasonal perennials to add a soft touch to the mix. Siberian Iris prefer moist soil and do very well near a water feature, creek or pond. Fantastic cut flower. Pollinators love it!

Hardiness Zones 4-9
Mature Height 34 inches
Bloom Time Midseason flowering (Mid to late spring)
Light Requirements Full Sun, Half Sun / Half Shade
Ship AsPREMIUM

We ship this item in Spring

Botanical Name: Iris sibirica 'Imperial Opal'

Availability: Out Of Season

SKU: #88583

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1
$16.50
$5.50

2 or more
$13.75
$4.58
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8 or more
$11.00
$3.67
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Product Details

Restricted States US:
AE AK GU HI PR VI
Botanical Name:
Iris sibirica 'Imperial Opal'
Size:
PREMIUM
Suggested Uses:
Borders, Bouquets, Cut Flowers, Perennializing, Showy Flowers, Water Garden, Deer Resistant, Attract Pollinator

Flower Color:
Yellow, Purple, Pink
Flower Form:
Typical Iris-like flowers
Foliage Type:
Slightly arching, narrow grass-like leaves.
Mature Spread:
18 - 24 inches
Spacing:
18 - 24 inches

Growing Tips

Planting Instructions:
Plant with the eyes just below soil and large enough to accommodate the roots without bending them and 18-24" apart. Firm soil around roots and water in well.
Soil Moisture:
Prefers regular to moist soils
Will Tolerate:
Acidic Soil, Clay Soil, Loamy Soil, Wet Soil, Sandy Soil
Pruning Instructions:
Remove spent flower stems after blooming.

Winter Care:
Mulch in colder climates and remove in early spring before growth starts.
Planting Depth:
1" deep
Watering Requirements:
Prefers moist soil. Do not let soil dry out, so water enough that soil keeps moist.
Fertilization Requirements:
Once per year
Special Care:
Not needed

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Shipping Information

K. van Bourgondien times its shipments from Holland so that bulbs and bareroots arrive at the proper planting time (depending on climatic conditions) for each area of North America.

We take advanced orders, and as the crops are harvested, our staff of K. van Bourgondien 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. The type of product you order or the weather may affect the anticipated shipping schedule. Please note that we cannot ship outside of the 48 contiguous states. What zone am I in?

Spring 2025 Shipping Schedule

Bulbs and Bareroot
Zones	Shipping Dates	Last Order Date
3A-5A	4/28/25 - 5/30/25	5/26/25
5B	4/7/25 - 5/30/25	5/26/25
6A	3/24/25 -5/30/25	5/26/25
6B	3/10/25 - 5/30/25	5/26/25
7A	2/24/25 - 5/30/25	5/26/25
7B-8A	2/17/25 - 5/9/25	5/5/25
8B-9A	2/10/25 - 5/9/25	5/5/25
9B-11B	2/3/25 - 5/9/25	5/5/25

Shipping Notes:

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

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.

Upon placing your order, you will receive an email confirmation with the details of your order and a shipping estimate. You will also receive an email notification when your order actually ships with an updated arrival estimate. If you have ordered multiple items, you may receive them in more than one shipment. We will send you a separate email confirming each shipment. Large orders may be shipped in more than one package. Your order confirmation will have an estimated shipping time.

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

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Double Siberian Iris Imperial Opal