Cold Hardy Hydrangeas Choosing Hydrangeas For Zone 4

Panicle Forming Zone 4 Hydrangea Varieties

Grandiflora – Creamy white blooms, often called Pee Gee.
Limelight – Startling lime green flowers.
Compacta – Great for smaller spaces or containers, 4 feet (1 m.) ...
Pink Diamond – Antique blush blooms.
Tardiva – Late blooming variety.
Pinky Winky – Lovely rose pink flowers.

Can you grow hydrangeas in Zone 4?
Which hydrangeas are the hardiest?
Are hydrangeas cold tolerant?
What temperature is too cold for hydrangeas?
Are hydrangeas perennials in Zone 6?
Can blue hydrangeas grow in Zone 5?
What zone is best for hydrangeas?
What can I substitute for hydrangeas?
Where is the best place to plant a hydrangea?
Can hydrangeas survive a freeze?
Can hydrangeas survive a hard freeze?
What temperature is best for hydrangeas?

Can you grow hydrangeas in Zone 4?

Hardy hydrangea - Hydrangea paniculata may just be the plant everyone's been looking for. It's a very hardy plant (USDA zone 4) and forms its buds in early summer just before it blooms in mid-summer. The flowers which appear in July or August make great cut flowers or can be easily dried to create lovely arrangements.

Which hydrangeas are the hardiest?

Most hydrangeas prefer only morning sun. Yet one type of hydrangea can soak up the sun all day: the panicle hydrangea. While they can stand the sun, these do just fine in partial shade, too. Plus, panicle hydrangeas are the hardiest hydrangeas.

Are hydrangeas cold tolerant?

Hydrangea Cold Tolerance

Hydrangeas are among the easiest shrubs to grow. ... Some varieties, like smooth hydrangea (“Annabelle”) and panicle, or PG hydrangea, are very cold hardy and bloom on new wood. If these are the species in your garden, you don't have to worry about winter kill on hydrangea.

What temperature is too cold for hydrangeas?

Correspondingly, what temperature is too cold for hydrangeas? Temperatures around 70 degrees Fahrenheit in the day and just below 60 F at night are ideal. During the fall bud development stage, hydrangeas need six weeks of temperatures below 65 F for the buds to set.

Are hydrangeas perennials in Zone 6?

The wildly popular, color-changing bigleaf hydrangea (Hydrangea macrophylla) is the most sensitive to the cold of all the varieties. But it still is hardy in zone 6. ... Gardeners living in zones as cold as zone 4 can grow this beautiful shrub, sometimes referred to as tree hydrangea. Paniculata are not tiny plants.

Can blue hydrangeas grow in Zone 5?

Bigleaf hydrangeas are all the rage these days because they can change colors. In acidic soil or with the use of acidic fertilizer, they can achieve beautiful true blue blooms. ... Bigleaf hydrangeas may need a little extra winter protection in zone 5.

What zone is best for hydrangeas?

Growing Hydrangeas

Botanical Name	Hydrangea spp.
Soil pH	Acidic, Neutral, Neutral to Slightly Alkaline, Slightly Acidic to Neutral
Bloom Time	Summer, Fall
Flower Color	Blue, Green, Pink, Purple, Red, White
Hardiness Zones	3, 4, 5, 6, 7, 8, 9

What can I substitute for hydrangeas?

Plants Similar to Hydrangeas

Snowball Bush. boules de neige image by Jean-FranÃ§ois DESSUP from Fotolia.com. ...
Lilac. lilac blossoms branch image by Nikolay Okhitin from Fotolia.com. ...
Peony. peony flower image by Igor Zhorov from Fotolia.com. ...
Butterfly Bush. flower bush image by Olga Chernetskaya from Fotolia.com.

Where is the best place to plant a hydrangea?

Where to plant hydrangeas:

The best location is one that receives morning sun and afternoon shade. ...
Consider mature size, give it plenty of room to grow.
Choose an area with excellent drainage. ...
Don't plant beneath a tree—the root competition and lack of sunlight will prevent them from thriving.

Can hydrangeas survive a freeze?

Some hydrangeas can die because of freezing temperatures and cold winter winds that cause the plant to dry out. Cold weather can pull moisture from stems and leaves, causing dehydration. A late frost in early spring can damage new growth on hydrangeas that bloom on new wood.

Can hydrangeas survive a hard freeze?

Yes, many hydrangeas leafed out early this year, then were hit hard by frost that caused damage to leaves and stems. Fortunately, these are tough plants and many types can be cut back to the ground without damage.

What temperature is best for hydrangeas?

Temperature requirements

When actively blooming, they will remain in the best condition if kept cool, around 50-60 degrees. During the rest period in fall and early winter, they should be kept around 45 degrees.