The Mum Garden

Pinching Your Mums

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Pinching Your Mums

Chrysanthemums grow aggressively fast in the late summer and if left to their own devices might end up more like trees or small shrubs. While all that stem length might seem very impressive to the local florist it’s unnecessary to divert that much energy into stem length and can compromise the quality of the bloom.

To make the mum crop more manageable for cut flower production plants are pinched. This is simply the exercise of cutting growth shoots off the plant to a more manageable size. Think of it as a haircut! Plants can be cut back to 4 leaves as late as the first of August and still produce florist-grade stems and blooms.

Pinching also allows a plant to produce twice as many stems. Each stem cut will typically produce two new growth shoots. This is an easy way to expand your Fall floral bounty. Plants that are pinched tended to be stronger in growth habits as the most mature branching will come close to the base. using this method will help reduce heavy plants from toppling over.

Pinching is best done during the coolest parts of the day from early mornings or late evenings (in general plants don’t like to be fussed with when it’s hot) to prevent stress. It’s wise to use clean snips and alcohol wipes between each new plant when cutting. While this may feel like an over cautionary extreme lots of diseases are transferred from plant to plant in this fashion and it’s a good habit to adapt.

Remove all cut material from beds. Do not let it lay on top of the rooted cut plant as this can also lead to diseases. These clippings can be rooted for new plants if the plants are unlicensed, otherwise, it’s illegal. If you plan to propagate with your cuttings, make sure it’s before July 1st for the best chances of success, or don't if you’re a daredevil!

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