When should magnolia grandiflora be pruned?
Samuel Coleman
Published Jun 03, 2026
When should magnolia grandiflora be pruned?
They’re relatively slow growing so pruning during summer (commonly done with faster growing plants) means cutting off nice new growth that’s taken a while to appear; a bit of a waste. They’re also late to break dormancy and so pruning should be done before this happens – late March or early April is ideal.
What time of year does magnolia bloom?
Magnolias can bloom anytime between February and June, depending on the variety. Examples of magnolias that bloom during the late spring and summer period include the Oyama magnolia (Magnolia sieboldii) and the bigleaf magnolia (Magnolia macrophylla).
How long does a magnolia grandiflora live?
80 to 120 years
A Southern magnolia, given a home in rich, moist, well-drained soil and a humid environment and plenty of room to grow to its maximum height of 80 feet tall and 40 feet in diameter, could live 80 to 120 years.
How long does a magnolia bloom last?
In general, magnolia trees bloom sometime between February and June. Unfortunately, the flowers usually do not last long. Most varieties only bloom for less than two weeks. However, magnolia trees can bloom longer if they are given proper care.
Can I cut the top off my Magnolia tree?
You can’t top a Magnolia without causing damage! Magnolias are not trees that take pruning well. They tend to look really unpleasant after a major pruning, and the rapid regrowth branch structure is just as unsightly and weakly attached to the tree (usually not reliable in ice storms).
Should I deadhead Magnolia tree?
Deadheading is not necessary with all magnolias in fact many of them naturally shed their spent flower heads. I do deadhead my magnolias though only when they are very young. Speaking of spent flowers, remember that all magnolias will cover the ground with their spent flower petals.
When do you trim magnolia trees?
Knowing when to prune magnolia trees is important. Young evergreen magnolias are best trimmed in mid to late spring only when needed. Shorten long, young branches and remove lower boughs if you desire a bare stem. Some evergreen magnolias are trained to a wall and should be pruned in the summer.
When do the flowers on a magnolia tree bloom?
Flowers bloom from May to June. The Southern Magnolia has 5-10 alternate, simple, persistent, leathery evergreen ovate to elliptic leaves (5 to 10 inches long). They are glossy dark green above and variable pale green to gray-brown beneath.
How tall does a Magnolia grandiflora tree get?
Magnolia grandiflora is a large, broadleaf evergreen tree that is noted for its attractive dark green leaves and its large, extremely fragrant flowers. It typically grows to 60-80’ tall with a pyramidal to rounded crown and a spread of 30-50′ tall and 20-40′ wide.
What happens when you cut down a magnolia tree?
An accidental “pruning” results from the damage and the tree’s leader is broken, altering its shape and growth habit forever. Your Jane magnolia takes on a shrub form thereafter. After such damage from a winter storm, you may wish to change your approach to how you prune the magnolia.
When is the best time to trim and cut shrubs?
For most shrubs, late winter or early spring is the best time to prune. The plants are still in full dormancy at this time but are just preparing to produce new growth. If your shrub is a spring-blooming variety, though, make sure to leave behind enough flower buds on the stems for a spring show.
When to prune Magnolia shrubs?
When to Prune. Deciduous magnolia trees or shrubs that bloom on current or previous year’s growth are pruned while dormant in late winter or early spring. Evergreen magnolias that bloom between mid-summer and late autumn are pruned, if necessary, in middle or late spring.
When to prune Jane magnolia?
Prune as needed immediately after flowering. Usually requires little pruning other than removal of dead or damaged branches. ‘Jane’ is a late-blooming magnolia that is less apt to suffer frost damage in spring.
When should I trim a tamarack tree?
Prune your tamarack in the fall after a majority of the leaves and cones have dropped. This will ensure healthy and hardy growth the following growing season. Thin the tamarack by using lopping shears to cut back weak branches to their point of origin.