Planting Hydrangeas

Mop head Hydrangea grown in a pot

Mop head Hydrangea grown in a pot

Planting Hydrangeas (pot grown and root balled)

When planting a Hydrangea there are two ways in which this can be done and it depends on if the Hydrangea is all ready in a pot (ie been grown in a pot) or if you plan in moving a Hydrangea that is all ready planted in the ground.

 

Planting Hydrangeas which have been grown in pots?

Firstly Hydrangea grown in pots can be planted any time of year, ensure the the soil is free-draining and does not flood and the spot is either in partial shade or sun. To much shade and you risk poor or worst no flowers.

Hydrangea growing pointers!

  1. Ensure the root ball has been soaked in a bucket of water for an hour or so. (Never plant a Hydrangea with the roots dry)

  2. Ensure that you only plant it to the original soil level in the pot. (planting it to deep can kill them)

  3. Ideally, mix some well rooted farm manure of fertilizer into the soil and mix in well.

  4. Firm the soil around the roots to ensure there is not air pockets around the roots and it is firm in the ground.

  5. Water the Hydrangea regularly until established, usually for the first seaosn

 

Planting & moving a Hydrangea to a new spot that has all ready been planted?

Hydrangeas that are all ready planted in the ground may on some occasions need moving. This could be for various reasons such as, hydrangea is going to grow to big for currant area or Hydrangea has been planted in a area to shady and it fails to thrive. What ever the reason they steps and notes must be taken into consideration to successfully transplant the hydrangea.
  1. hydrangea planting diagram

    hydrangea planting diagram

    Hydrangeas can only be lifted once they have gone dormant, this is when they have dropped all there leaves for the winter. Never lift a Hydrangea that is still in leaf. They usually go dormant from around October but this can vary from country to country.

  2. Once dormant start by digging around the plant to form a large root ball as big as possible. The aim is to avoid disturbing the roots as much a as possible and to ensure that as much of the root is dug up as possible.

  3. Dig a large whole large enough to accommodate the root ball of the hydrangea. As with potted hydrangeas it good practice to mix some well rooted farm manure or fertilizer in the hole.

  4. Firm around the the plant and water well, it may require a stake to help keep it upright until it has got some new roots out.

 

Hydrangea macrophylla in flower in July

Hydrangea macrophylla in flower in July

Top planting tips

  • Ideally plant in a spot that gets morning sun and afternoon shade as they seem to do well.

  • Don’t plant in very shady spots as Hydrangea want flourish, saying this Oak leaf Hydrangeas are known to grow well in shade as well as sun so there are exceptions.

  • Plant in a area that can accommodate a Hydrangea when established ( Most Hydrangeas will get to around 5ft x 5ft (150cm x 150cm)

  • Try to avoid planting pot grown Hydrangea in early spring if possible to avoid frost damage to roots.

  • Finally all ways make sure the soil has good drainage, a common mistake is planting in clay soil which asks like a sump and collects water and rots the roots of plants. Mixing gravel through the clay and adding some peat can help improve the soil drainage.

  • If you have a Hydrangea macrophilla, don’t prune if you don’t need to as they will grow very well without being pruned. Simply prune off spent flowers after the have finished

Tip to know: Mop head Hydrangeas flower on old wood so pruning in spring will cut off most of the flowers. All ways prune if needed as soon as they have finished flowering usually around August.

 

Others information you may be interested in

Click on any of the links below to read detailed information:

 Hydrangea Care and advice 

Growing Hydrangeas in pots

Pruning Hydrangeas

Pruning Oakleaf Hydrangeas

Climbing Hydrangeas – Growing advice and tips

 

 

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