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The Daily Insight

How do you propagate a locust tree

Author

Ava Robinson

Updated on May 12, 2026

Identify which end grew closest to the tree trunk by leaving it flat, but cut a sharp angle in the distal end, which grew farthest from the trunk. Cover the exposed roots with the removed soil. Alternatively, use sharp pruning shears to cut 6- to 12-inch cuttings from suckers growing off the black locust.

Can you grow a locust tree from a cutting?

Some people take cuttings and use rooting hormone to produce roots and a new tree. Propagation of high quality clonal stock can be achieved by grafting, budding, and cuttings from hardwood, softwood, and roots. Sometimes other species or varieties are grafted onto the rootstock of honey locust.

Can I grow a locust tree from seed?

Growing Your Honey Locust Trees From Seed In 5 Simple Steps Pour boiling water over your honey locust seeds and allow them to soak in the water for 24 hours. … Plant the seeds, giving them enough room grow (about three inches apart). Plant them at a depth of about one half inch, and cover them in soil.

Do all locust trees have seed pods?

Many varieties of locust grow in the U.S., with honey locust and black locust being most common. Honey locust has pods that contain edible seeds, while the pods of other locust tree varieties are primarily for reproductive use.

How do you propagate black locust trees?

Rooting Cuttings Black locust roots well in a pot filled with moist sand. Cut the stem into 2-inch sections. To remind you which way to plant the cuttings, cut the top of each root section — the part nearest the tree trunk — straight across. Cut the bottoms at an angle.

How long do locust trees drop seeds?

The tree’s seeds ripen between September to October and after ripening, they usually fall off of the tree. However, these seeds sometimes stay on the tree through the winter months to around February. The seed bearing age of honey locust trees is ten years old.

How do you propagate honey locust trees?

Once a good honey locust tree has been found, it is easy to propagate (Cuttings) either by grafting or by root suckers. Easy from seed, but has a hard seed coat. Cover with 175° – 190° water and soak till swollen. I soaked mine for 3 days then planted and they started to sprout after 3 more days.

How do you tell the difference between a black locust and a honey locust tree?

Bark and Thorns: The black locust tree has bark of a dark color with a pattern of furrows that look like rope that’s intertwined. Honey locust trees, on the other hand, can have brown or gray bark, and you’ll see clusters of red-brown thorns among the branches or single thorns lining each stem.

How can you tell the difference between a black locust and a honey locust?

One can also tell the two trees apart by just looking at the bark. The black locust’s bark is dark in colour with grooves that resemble an intertwining rope. The honey locust’s bark is brown or grey in colour and the tree has  bunches of thorns. Both the black and honey locust have smooth, thin, shiny seedpods.

What is the lifespan of a locust tree?

The honey locust, Gleditsia triacanthos, can reach a height of 20–30 m (65–100 ft). They exhibit fast growth, but live a medium life span of about 120 years. The leaves are pinnately compound on older trees but bipinnately compound on vigorous young trees.

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Do all honey locust trees have seed pods?

Summary DataCommon Honeylocust (Gleditsia triacanthos)Mature height is 20 to 35′ with a spread the same as the heightZones 4 through 9

Can you eat locust tree pods?

Edible parts and other uses Only the fruits of honey locust are considered edible. The sweet and fleshy pulp of the bean pods can be eaten raw or extracted and used in a variety of ways. From smoothies, to beer. It has a sweet honey like taste, hence its name.

How fast does a honey locust tree grow?

This tree grows at a fast rate, with height increases of more than 24″ per year.

When can you transplant a locust tree?

Transplant a locust tree in spring in cold areas and spring or fall in mild climates. Keep the tree well-watered and protected from salt spray for the first year. Afterward, it tolerates adverse conditions. Most locust trees produce many thorny suckers over their lifetime.

How do you propagate a sunburst locust tree?

Propagating Sunburst Honey Locust Trees Sunburst is not a tree that lends itself easily to DIY propagation, though you might have success by taking cuttings, coating them with rooting hormone, and planting them in a growing medium until roots form.

Does a black locust tree have thorns?

Detail of a black locust thorn. Beware: some of the black locust’s branches feature sharp thorns! A remarkable feature of the black locust is its ability to grow new branches by sprouting new roots and shoots. The tree grows with a single leader and thorns can be found on the trunk or branches.

How do you propagate black locust seeds?

Make a 1-inch indentation into the center of the soil with your finger. Place the black locust seed into the indentation and cover with soil. Water the container again. Keep the soil moist until the germination process happens in anywhere from one week to two months.

Are honey locust pods poisonous?

Honey locust can produce numerous thorns that are capable of puncturing implement tires. Though not listed as a toxic plant, contact with thorns often results in sore wounds that are slow to heal.

Are locust trees good?

Locust trees are excellent for erosion control and tolerate urban pollution and road salt spray well, so they are good trees to plant on graded areas and near roads and driveways. Some locusts grow quite tall, so allow enough space between trees that they will not be crowded when they reach their mature height.

Can you top a honey locust tree?

Use caution when working around the locust tree; the thorns are extremely sharp and puncture wounds may become infected. Never top the main trunk of a tree; if it will interfere with power lines when mature, select a smaller tree species.

What is locust wood good for?

Common Uses: Fence posts, boatbuilding, flooring, furniture, mine timbers, railroad ties, turned objects, and veneer. Comments: Black Locust is a very hard and strong wood, competing with Hickory (Carya genus) as the strongest and stiffest domestic timber: but with more stability and rot resistance.

Is a locust tree a hardwood?

Black Locust wood is a hardwood with a Janka hardness scale of 1,700 lbf (7,560 N).

What kind of locust trees have thorns?

The native species of honey-locust has large thorns on its stems and bark. For this reason, thornless honey-locust is most commonly sold.

Is black locust sawdust toxic?

I wear a respirator, but running a manual mill and having the dust thrown onto you, it only does so much. “Toxicity: Black locust is poisonous to all animals if ingested. Although fatal cases are rare, recovery may take several days or even weeks.

How many different types of locust trees?

Though there are more than 20 species of locust trees, two species are very popular. They are black locust and honey locust trees.

What does a locust tree smell like?

Black locust flowers are sweetly fragrant of orange blossom honey, and the scent carries best in warm humid weather on a south breeze. Honey locust flowers on the other hand, are ambrosia. If I had to describe the fragrance, its like tupelo honey sweetened with rose otto.

Are locust trees male and female?

Honey locusts are often dioecious, meaning that trees have either male or females flowers, but it is not always so. Both male and female flowers are greenish-white, fragrant, hanging clusters. Female flowers develop into large, flat, dark brown seed pods, typical of fabaceous plants.

Do locust trees make good firewood?

Black locust firewood is a prized firewood choice. … Black locust produces a lot of heat, or BTUs when you burn it. The wood is easy to split, burns slowly and creates a nice, long lasting bed of hot coals making it perfect for an overnight burn.

Should I plant a black locust tree?

While some have named it an “invasive” tree given its rapid growth and willingness to spread by seed and root suckering, others see these characteristics as advantageous, if only populations are properly managed to harness these qualities. Make no mistake, locust is not a tree to plant and walk away from.

Do locust trees have deep roots?

Honey locusts have strong, deep taproots that extend as far as 20 feet down as opposed to most trees, which only extend 3 to 7 feet beneath the surface However, unlike the classic tap root system, honey locust trees also have profusely branching roots, as is characteristic of heart root systems.

Do locust trees drop seeds?

Regarding the main event: you can expect a mature honey locust tree to drop a few hundred purple seed pods around the middle of fall. These seed pods are kind of a pain, but they clean up easily enough.