Prune shrubs back by no more than one-third of the total size of the plant to keep them in balance with the surrounding landscape. Pruning can be done by hand or with a pruning shears. Diseases and pests are the most common problems that you will encounter in your garden.
The best way to protect your plants from pests and diseases is to prevent them from coming in contact with your soil. To do this, you need to know what to look for and how to deal with them.
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Should you deadhead oakleaf hydrangeas?
Pruning should be done after the bloom and before August. The following year’s flower buds are set in late summer and early fall. “Deadhead” old blossoms anytime by simply snipping them off. If you want to keep the flowers around for a few more years, you can cut them back in the spring.
How do you prepare oakleaf hydrangeas for winter?
The simplest method is to mound shredded leaves or bark mulch around the base of the plant to about 12 inches or so. If you want to uncover plants in the spring, put the mulch mound in place late in the fall.
Mulch can also be used to keep the soil moist during the winter months, but it’s best to use it in the spring and summer. Mulch is also a great way to prevent weeds from growing in your garden.
What do oakleaf hydrangeas look like in winter?
As autumn turns into winter, they turn brilliant shades of red and orange as they are bright green in spring and fall. You can grow oakleaf hydrangeas in your garden with these features. Hydrangea in the garden is easy and fun.
What is the best fertilizer for oakleaf hydrangeas?
According to the North Carolina Department of Horticultural Science, Oakleaf hydrangeas have minimal fertilization needs. Fertilize in late winter by applying 1.5 ounces of a water-soluble granular 10-10-10 fertilizer per 10 square feet of soil. If you want to cover the area with mulch, mix thefertilizer into the top 2 or 3 inches of the soil.
Hydrangas can be grown in a variety of soils, including clay, loam, sand, peat, silt, and clay loams. The soil should be moist but not soggy, with good drainage. Mulch is not necessary, but it can help keep the soil moist during the growing season.
How tall do oakleaf hydrangeas get?
The oakleaf hydrangea grows to a height of 4–6′ and a spread of 6′ from the base to the top. It is a medium-sized shrub or small tree that can be grown from seed or cuttings. The leaves of this tree are dark green to dark brown in color. The bark is light brown to grayish-green and the flowers are white or yellow.