How do you divide and transplant agapanthus?

How do you split a large agapanthus?

Divide congested clumps of agapanthus every four or five years. Lift the plants and carefully divide the crown with a sharp spade, making sure that each section has at least two growing points. You may need to use two garden forks back to back to divide very established clumps.

When can I transplant agapanthus?

Agapanthus needs to be divided and transplanted when flower production has decreased or stopped completely. After pulling the plant from the ground, divide the tubers in half with a sharp knife and re-plant one half in the original spot and the other in a new spot.

Do agapanthus need to be thinned out?

It spreads by forming new clumps as the plant matures. It’s time to divide the agapanthus if the plants become overcrowded, or if you want to propagate them. Kathy Huber, garden editor for the Houston Chronicle, suggests that you divide the agapanthus every four years, in spring or fall, as part of its routine care.

Can you split agapanthus in summer?

The best time to divide your agapanthus is in the spring or early summer as soon as you notice the new shoots emerging or in the Autumn. … You should divide your agapanthus plants every 4 to 6 years or every time they start to get too big and under produce in terms of flowers.

Why has my agapanthus only got one flower?

Growing conditions – If your agapanthus doesn’t bloom, it may be craving sunlight, as agapanthus needs at least six hours per day. The only exception is a very hot climate, where the plant may benefit from shade during the peak of the afternoon. … Dividing the plant too early can delay blooming by two or three years.

Why are my agapanthus leaves turning yellow?

Rot. Bulb rot and root rot are both agapanthus problems that start underground. They show themselves above ground in yellow, wilted leaves and sometimes stunted plants. If you dig the plants up, you’ll find the roots or bulb decayed and discolored.

What do you do with agapanthus seed heads?

Here’s how: Once you have removed the agapanthus seed pods from the plant, place them in a paper bag and store them in a dry location until the pods split open. Remove the seeds from the split pods. Place the seeds in a sealed container and store them in a cool, dry place until spring.

How do you take care of agapanthus in the winter?

Dig up the tubers and brush off the soil. Allow the tubers to dry out for a few days in a dry, warm location. Then store the tubers wrapped in newspaper in a cool, dark location. Optimum temperatures for Agapanthus winter storage are 40 to 50 degrees Fahrenheit (4 to 10 C.).

How often should you water agapanthus?

Watering. Keeping water up to our Agapanthus when first planted and first established is fairly important, especially in dry areas. If you water at least once a day during this period ( 2-3 weeks ) will ensure optimum growth.

Should I cut yellow leaves off agapanthus?

The leaves on this plant naturally turn yellow and die back over winter, but if they are pale with stripes and the plant flowers poorly, then your agapanthus has a virus and is best thrown out.

Can you overwater agapanthus?

If the soil’s pH is normal, consider how often and how much you water the agapanthus. Overwatering may cause chlorosis. … Sulfur, spread on the surface of the soil around the agapanthus, is the best best way to lower the soil’s pH.

Is Miracle Grow good for agapanthus?

Liquid feed with Miracle Grow All Purpose Feed or Phostrogen during the growing season. Overcrowded plants should be re-potted in spring. … For best results apply a top dressing of our Agapanthus Plant Food to the surface of the soil. It is best applied first in March, then repeated in May and August.

Do slugs eat agapanthus?

If all else fails, only plant species that slugs and snails don’t eat! … They include Agapanthus, Bergenia, Eryngium and Antirrhinum; plants with toxic sap such as Euphorbia; most ferns; hardy geranium, Hemerocallis; Digitalis; Salvia, Sedum and Scabious.

What’s the best fertilizer for agapanthus?

The best Agapanthus fertilizers will be fairly balanced, such as 10-10-10 or 5-5-5, or slightly higher in phosphorus than nitrogen. Agapanthus grown outdoors will die back in winter. Spread a heavy mulch around the root zone to protect the plant from the cold.

Should you water agapanthus?

Water regularly in the growing season, especially in the first year after planting. Once established they will need little watering, but some in late summer in very dry years will help ensure good flowering in the next year.

Is potash good for agapanthus?

Although agapanthus are drought-tolerant you’ll still need to water your pots at least a couple of times a week through the summer. They’ll also benefit from a high-potash liquid feed once a week to promote good flower development.

Can I use Tomorite on agapanthus?

I used to grow agapanthus only in pots, but the flowers were smaller than I expected, so I planted them all out in the garden. I found that they were slow to flower generously, but a high-potash fertiliser (I use last year’s Tomorite) in late April greatly increased the production of flower-spikes.

Where is the best place to plant agapanthus?

full sun
Agapanthus thrive in full sun and need 6-8 hours of sunlight each day. However, they do better in partial shade in hot climate areas. Agapanthus perform best in fertile, moist and well-drained soil. They show no preference for pH, except Agapanthus africanus which prefers an acid soil.

When should I repot agapanthus UK?

Though the plant’s rhizomatous roots produce flowers better when it is slightly potbound, lily of the Nile needs to be repotted for best growth. Late winter to early spring is the best time for repotting.

Is manure good for agapanthus?

They need fertile soil and a sunny position where clumps will increase year by year. A mulch of homemade compost or well-rotted muck applied around the crowns in spring should ensure good flowering and all-round vigour.

Is nitrogen good for agapanthus?

Avoid fertilizing agapanthus plants with high nitrogen fertilizers in spring, which will force new leafy growth at the expense of flowering. … Never apply liquid fertiliser on hot days.

Is tomato food good for agapanthus?

Feeding and watering agapanthus

Agapanthus will also benefit from a fortnightly feed of liquid high-potash tomato food during the growing season. Reduce watering and feeding in September and allow the plant to dry out.

What is the best soil for agapanthus?

Agapanthus are best planted in a moist but well-drained soil of sand, clay, chalk or loam within an acidic, alkaline or neutral PH balance. They are best positioned in full sun. As they prefer their roots to be restricted, they make great pot plants. They are also well suited to growing in borders.

Should I mulch agapanthus?

‘Yes, pretty much, but we do advise that you mulch them with bark over winter. Agapanthus forms its flower bud for the following year in July, August and September, and a subsequent frost can eliminate it.