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Can you put hollyhocks in pots?
The essential thing to know with hollyhocks grown in containers is that they need plenty of room. Hollyhocks have long taproots as well as lateral roots that need space, so the deeper the pot, the better. Containers with a barrel-like shape work best. Young hollyhock plants can be planted into containers over summer.
Do hollyhocks bloom the first year?
Hollyhocks do not usually bloom the first year from seed unless it is sown early. They also self-sow and the first year the seedlings will not bloom.
Does hollyhocks come back every year?
Hollyhocks are relatives of the Hibiscus and grow best in garden zones 4 through 8. They appear to be perennials as they do come back year after year but they are actually biennials which self-seed prolifically. When you plant the seed do not cover it with soil.
Do you deadhead hollyhocks?
Deadheading hollyhock plants isn’t necessary, but it is a good idea. It can help keep the blooms going longer throughout the season and also keeps your plants looking nicer and tidier. Think of deadheading this plant as a way of pruning to coax it into producing flowers right up to the fall and even the first frost.
Can you plant HollyHock seedlings in the ground?
Now you can move your seedlings to a bright location where you can keep the bottom of the seed starting trays warm. If you sow your seeds indoors, you’ll be able to plant hardy seedlings in pots or in the ground at the appropriate time for your USDA Hardiness Zone.
What to do with hollyhocks after they bloom?
What to do after hollyhocks flower 1 If you want seeds in place for next spring, let a few stalks produce and drop seeds in place. 2 Cut stalks back to about 6 inches above the ground. 3 To harvest extra seeds for sharing or adding to other areas of the garden, simply gather seeds when the seed pods are completely dry and brown.
Where can I buy Hollyhocks in the UK?
Go to RHS Find a Plant and search for Alcea rosea to browse the photographs and plant descriptions, and find out where to buy them. Hollyhocks are available as seed, small plug plants and young plants in containers up to 2 litres in size. Seed is widely available all year round in garden centres and online.
How big of a container do you need for hollyhocks?
While full-size hollyhocks that reach heights of 6 feet or more and form large roots aren’t recommended for containers, dwarf varieties often perform well in containers. Hollyhocks require a large container, such as whisky barrel to allow room for their roots to grow.