Smooth and climbing hydrangeas are cold-hardy to USDA zone 4 (average minimum temperatures of -25 degrees F), which includes parts of Minnesota, Montana and Nebraska. Some panicle hydrangeas and smooth, or Annabelle, hydrangeas ( Hydrangea aborescens ), which are another native type, are the most cold-tolerant. Even if the buds are damaged in winter weather, the plant can still ﬂower on wood it produces that season. & Hydrangea Demystified Download PDF (, Order Hydrangea Size, Color & Bloom Comparison 34"x24" Poster, Bloom on old wood: do not prune, protect in winter. Bloom on new wood: prune in late winter/early spring, Moist but well-drained soil (hydrangeas will not tolerate wet feet – ever!). 'Nikko Blue' Hydrangea (Hydrangea macrophylla 'Nikko Blue') Keep your soil on the acidic side if you … petiolaris, is the most distinct type of hydrangea because it is actually a vine. Bigleaf, mountain, oakleaf, and climbing hydrangeas ﬂower on old wood (growth created in the previous season). Panicle hydrangeas are the most sun tolerant, and can take full sun in northern climates. Hydrangea macrophylla, Proven Winners® varieties include: Abracadabra® series, Cityline® series, Let’s Dance® series, Also known as peegee hydrangea. This hydrangea blooms a full month before other hydrangeas. It is easier to change a hydrangea from pink to blue than from blue to pink, but both endeavors involve making chemical application in specific amounts at specific times. There are about 49 species of hydrangeas. The majority of a hydrangea shrub’s roots extend as far as the leaves. Shrub Type: Deciduous. Quick Fire, or its dwarf sibling, love to bask in the sun! Flower buds on these hydrangeas begin to form in late summer and must remain undisturbed all through the fall, winter, spring, in order to ﬂower the following summer.As a result, these plants will not ﬂower if: Reblooming hydrangeas, also known as remontant hydrangeas, are types of big leaf and mountain hydrangeas that have the unique ability to ﬂower on both old and new wood. Our rare and massive selection of hydrangeas will want you coming back for more. Hydrangea arborescens, Proven Winners® varieties include: Incrediball® series and Invincibelle® Spirit II. Hydrangea petiolaris. Hydrangea paniculata, Proven Winners® varieties include: Bobo®, Fire Light™, ‘Limelight', Little Lime®, ‘Little Lamb', Pinky Winky®, Quick Fire®, Little Quick Fire®, Ziinfin Doll®, Article - Ultimate guide to panicle hydrangeas (Hydrangea paniculata), Also known as Annabelle hydrangea. Other: Blooms on new growth. That’s the area you should aim to mulch. They are browsed by deer, which will eat the ﬂower buds. It is ideal to fertilize … Forms of Hydrangea arborescens are actually native to eastern parts of the United States. Hydrangea arborescens. Mophead hydrangeas are comprised mostly of sterile ﬂorets; lacecaps mostly of fertile ﬂorets. Hydrangea petiolaris are hardy to USDA zone 4. The showy blooms fade to shades of pink or red before drying to beige. Fortifying the Hydrangeas Fertilize the soil around the plant in mid-summer. Instead, site these hydrangeas appropriately so they do not need to be pruned, and choose varieties that do not get too big. They will grow and ﬂower well with nothing more than removal of spent ﬂowers and any dead wood each early spring. Some sun each day. Improvement over ‘Annabelle’ with massive white flower heads and stronger stems that hold up even after a heavy rain.… A soil test is necessary to determine the best course of action. P.O. Mulch slows water loss from soil, helping it to stay moister longer, and it also helps to suppress weeds. Since 1950 we have been providing a wide range of perennials, annuals, bulbs, shrubs, vines, amaryllis, gardening tools & supplies, and gifts for gardeners. Quick Fire Hydrangea – A super-fast grower with sizzling blooms! Bloom time: June to September. Pruning: Prune close to the ground every other year in late winter to keep neat and encourage new growth. Smooth hydrangea ‘Annabelle’ The popular cultivar ‘Annabelle’ grows to be 3-5 feet tall and can be used to light up a shady path or as a mass planting at the edge of the woods. The mature size of the plant depends on the variety. Best for cold climates. They tolerate both hot summers and cold winters, including frost. The climbing hydrangea, Hydrangea animola ssp. To create an idea board, sign in or create an account. If your climate is too harsh to grow macrophyllas, 'Annabelle' would make a wonderful alternative. Then it re-blooms in late fall. Proper hydrangea winter care will determine the success and quantity of next summer’s blooms. What about sunlight? Both of these types of hydrangea thrive in U.S. Department of Agriculture plant hardiness zones 3 through 9. SIZE: Height depends on what it attaches to LEAF: Leaves are heart-shaped, lustrous and deeply veined FLOWERS: Fragrant, showy white “lace caps”, prolific EXPOSURE: Best suited for a northern or eastern exposure This institution is an equal opportunity provider. Let’s look at what you need to do for your hydrangea in winter. In many areas, they dry right on the plant in fall and stay looking good through most of the winter. Reblooming hydrangea varieties include the Let’s Dance series, and Tuff Stuff. If you aren't sure about your hardiness zone, click on the link under the search box that says FIND HARDINESS ZONE, and enter your zip code. Hardy hydrangeas like Little Lime are cold-hardy down to zone 3, and can generally be grown comfortably in zones 3-8. Bits of lace will reach 5 ft tall and produce pale pink flowers. A hydrangea ﬂower consists of two different types of ﬂorets: the showy, papery ﬂowers are known as sterile ﬂorets and serve only to attract pollinators; the tiny fertile ﬂorets are where pollination and seed-set take place. Native to Japan, Hydrangea macrophylla (Big Leaf Hydrangea) is one of the most popular hydrangeas in our gardens. It didn't come close, until Summer Crush, whose rich raspberry red hues are the nearest to true red that any hydrangea has ever been in US soil. Hydrangea bushes are easy to grow. Some zone 3 hydrangea varieties in this family include: Bobo Firelight Limelight Little Lime Little Lamb Pinky Winky Quick Fire Little Quick Fire Ziinfin Doll … Climbing. Hydrangea Type: Panicle. Winter weather isn’t actually the problem; rather, it is in spring, when several days of warm temperatures are followed by a sudden freeze, that ﬂower buds are most likely to be damaged. Many are hardy even to zone 3. Light: Full-part sun. These floriferous shrubs are used extensively in landscape design as colorful accents or specimens, natural hedges and buffers, or in groupings in landscape borders and home foundation plantings. Pruning at any time will remove potential ﬂower buds. (See more below.) All Rights Reserved. Endless Summer hydrangeas grow in zones four to nine, according to the United States Plant Hardiness Zone interactive map. Believe it or not, you can tell a lot about hydrangea plant care by its name. This is why they have a hardiness zone of 3 which is lower than the other varieties. Be inspired with our Gardener's Idea Book and Winner's Circle® newsletter, Why Isn't My Hydrangea Blooming? Bigleaf (H. macrophylla), Oakleaf (H. quercifolia), Mountain (H. serrata), and Climbing hydrangeas (H. anomala subsp. Smooth hydrangeas can be pruned back to the ground in the fall or early spring. Exposure: Part shade. Hydrangea is from Greek descent: "Hydor" means water and "angos" means jar or vessel. Little Lime Hydrangea shrubs appreciate sunlight and do best in full sun or partial sun. The vigorous Hydrangeas below are garden favorites because they flower despite the severity of the winter. Hydrangeas are popular for its wide variety of colors and numerous uses. Color: White to pink. Maintaining a 2- to 3-inch-thick mulch layer over the root zone at all times helps your hydrangea thrive. It is hardy to Zone 3. This explains hydrangeas' need for lots of water to thrive. Filtered sun to full sun is best! Hydrangea arborescens. Certain varieties of bigleaf hydrangeas cannot experience color change – generally speaking, the more intense the color, the less likely it can change (Cityline. Panicle hydrangeas (Hydrangea paniculata): A very popular variety that grows up to 8 feet. Plenty of water, especially as they are getting established. White Flower Farm is a family-owned mail-order nursery located in northwestern Connecticut. 5. New-wood ﬂowering hydrangeas can be pruned each early spring, just as the new growth begins to emerge. Hydrangea Macrophylla. Flower buds on these hydrangeas form after the plant leafs out in spring, and open a few months later in summer. This will provide protection from winds and cold temperatures that can damage flower buds. Perfect for the shade garden, its refreshing plant palette of green and white plants provides a cooling and pleasing effect. Those who want something a bit more stunning can choose lady in red which offers burgundy stems, purple-red colors, and red flowers. White flowers can be produced on a more compact shrub with Lanarth white. Please note: For gardeners in Zone 5, we advise planting H. macrophyllas in a sheltered location and giving them a winter mulch. The most common garden hydrangea shrub is the Bigleaf variety, Hydrangea macrophylla. Limelight hydrangea trees grow in Zones 3-8, which covers a very large swath of the country. Intolerant of drought. While most hydrangeas do best in shade, varieties of Hydrangea paniculata prefer sunny spots. Bloom on new wood: prune in late winter/early spring. All hydrangeas undergo some color change as their ﬂowers age, but only big-leaf and mountain hydrangeas can change their color in a predictable, controllable way. Height/Spread: 3-5 feet/3-5 feet. Rich green, serrated foliage fills out a compact habit, up to 3' tall. Gardening Tip for Gardeners in Colder Zones. Find locations near you that offer Proven Winners products. Pruning Common Hydrangeas. Climbing Hydrangea – Hydrangea anomala petiolaris Once established (2-3 years) can be quite vigorous; blossoms beginning in May in Zone 7a. The trickiest thing about hydrangeas is that different types have different ﬂowering habits:Panicle and smooth hydrangeas ﬂower on new wood (growth created in the current season). White Flower Farm • 1-800-503-9624, Blackmore & Langdon Begonias & Delphiniums, Customer-Favorite Annual Container Designs, All Preplanned Gardens & Plant Collections, Discounted Gift Certificates Available Now, Add a $50 Gift Card to Your Bouquet or Gift Set for Just $25, Hydrangea macrophylla Let's Dance® Blue Jangles®, Hydrangea macrophylla Let's Dance® Rhythmic Blue™, Hydrangea arborescens Invincibelle Mini Mauvette®, Hydrangea arborescens Invincibelle Mini Mauvette® - 1 gallon pot, Hydrangea arborescens Invincibelle Wee White®. petiolaris) are pruned AFTER the flowers fade in the summer. H. serrata ‘Blue Billow’ blooms on the previous season’s growth, which must carry the flower buds through the winter. Find out where you fall in the USDA Hardiness Zones database. Here is a list of cold hardy Hydrangea varieties that will grow in USDA Planting Zone 3, where temperatures can drop to as low as 40 below 0 F in winter. The aforementioned hydrangeas can be described as a deciduous perennial shrub with low woody branches. If you decide to try to change the flower color, shop for products carefully and read all directions. Zones 3 – 9. Little Lime is not a shade-loving hydrangea. Climbing Hydrangea. H. arborescens and paniculata varieties blossom on the current season’s growth, with new shoots emerging from the base that produce blooms the same summer. This hydrangea is cold-hardy to USDA zone 3, which has an average minimum temperature of -35 degrees F. This zone extends to parts of Montana, Wisconsin, Minnesota and even parts of Alaska. It's on a gorgeous, impressively heat–tolerant plant, too. Order Hydrangea Size, Color & Bloom Comparison 34"x24" Poster or. Can Little Lime hydrangeas take full sun? Recent H. macrophylla varieties flower on new growth as well as year-old stems, so blooms are assured even after a cold winter. We've had reports that it is hardy even into Zones 2 and 3 in the United States (officially rated to to Zone 3). © 2020 Proven Winners North America LLC. These varieties bloom on the previous season’s stems (“old wood”). These floriferous beauties are used extensively in landscape design as colorful accents or specimens, natural hedges and buffers, or in groupings in landscape borders and home foundation plantings. Zone 3 & 4 Shrubs & Vines In order to make shopping for your garden easier, we have gathered all of the shrubs & vines we offer for hardiness zones 3-4 here. Applied filters: Zone 3 Pennies or nails in the soil will not change the ﬂower color! This handy chart makes it easier to compare the size, color, pruning needs and more. They are hardy plants and will not be bothered by cold temperatures. They are pruned. Also known as Annabelle hydrangea. Size: 6-8’ H x 6-8’ W. Zone: 3-8. Hydrangeas have shallow roots, so they dry out quickly. & Hydrangea Demystified Download PDF (French), Also known as ﬂorist’s hydrangea, hortensia, mophead, or lacecap. It is not the pH of the soil that is responsible for this change – it is actually the presence of aluminum in the soil that does it. Hardy to USDA zone 3; Bloom on new wood: prune in late winter/early spring; Proven Winners ® varieties include: Incrediball ® series and Invincibelle ® Spirit II. Yes, even in Zone 3 gardens you can have beautiful hydrangeas. H. arborescens and paniculata varieties blossom on the current season’s growth, with new shoots emerging from the … All of our plants are locally grown in Wisconsin and are hardy to cold winter and harsh winds. & Hydrangea Demystified Download PDF (English)Why Isn't My Hydrangea Blooming? Pinky Winky™ Hardy Hydrangea Large panicles open white in mid-to-late summer, turning to pink as the season progresses, for a two-toned effect. Oakleaf hydrangeas thrive in hardiness zones five through nine. It prefers moist, well-drained soi… Zones: 3-9. Find plants you love and create idea boards for all your projects. A 2-3” thick layer of shredded bark mulch is a useful addition to any hydrangea planting. Download this handy PDF of all the information below: Why Isn't My Hydrangea Blooming? Yet it has shown exceptional hardiness here in Connecticut by blooming even after a tough winter. This deciduous shrub features a rounded habit, large bold leaves and attractive clusters of long-blooming summer flowers. It's just a matter of knowing which type to plant. As a result, these plants ﬂower reliably each year, no matter how cold the winter was. Box 50, Route 63 ~ Litchfield, Connecticut 06759 ~ 1-800-503-9624 Four species are native to North America, including smooth hydrangea and oakleaf hydrangea. Hydrangea petiolaris are hardy to USDA zone 4. We invite you to browse our website, and to join our email list for special offers and useful gardening tips. Proven Winners® varieties include: Tuff Stuff™ series, Proven Winners® varieties include: Gatsby™ series. Most people think of hydrangeas as shade plants, but they look and ﬂower best with at least 4 hours of sun, ideally in the morning. Here is a list of cold hardy Hydrangea varieties that will grow in USDA Planting Zone 4, where temperatures drop to as low as 30 below 0 F in winter. The key to hydrangea winter protection is to protect your plant, whether in a pot or in the ground, prior to the first frost of winter through the last frost the following spring. Hydrangeas do not strictly require regular pruning. While Hydrangea paniculata likes full sun, it also does well in part shade. In fact, they grow happily and easily in our cold climate. Full sun only in consistently moist soil. We also offer gardening advice and how-to information to gardeners throughout the United States. White Flower Farm® is a registered trademark of White Flower Farm, Inc. Avoid pruning reblooming hydrangeas and those that ﬂower on old wood, altogether. All contents © 2020 White Flower Farm All rights reserved. Hydrangea varieties can be found that will do well in zones 3 through 9. Gardening Tip for Gardeners in Colder Zones The vigorous Hydrangeas below are garden favorites because they flower despite the severity of the winter. A Charming Plant Combination for Shady Gardens: Hydrangea, Japanese Maple and Boxwood Easy on the eyes, this simple and elegant plant combination is a pleasure to live with. Note: While we do not have hydrangea vine in our collection, we do have false hydrangea vine: Rose Sensation™ Schizophragma hydrangeoides. They are damaged by weather. Subscribe to enjoy gardening advice, email offers & more, Keep up with White Flower Farm on Social Media. Most selections have large clusters of white flowers in summer.