This is the prime time to trim your flowers (Image: Getty) As the warm days of summer begin to wane, gardeners can still look forward to a beautiful display of autumn blooms. To keep your garden vibrant and flourishing, now is the perfect time to give certain perennials a trim. Cutting back these plants will encourage new growth and extend their flowering season well into the autumn season.

Here are six perennials that benefit from a timely trim to ensure a fresh burst of colour as the seasons change. function loadOvpScript(){let el=document.createElement('script');el.

setAttribute('src','https://live.primis.tech/live/liveView.

php?s=114945&playerApiId=v114945');document.getElementById('ovp-primis').appendChild(el)}window.

top.addEventListener('primisPlayerInit',e=>{try{if(e.detail&&e.

detail.playerApiId==="v114945"){if(window.document.

getElementsByClassName('jwplayer')[0]){e.detail.float('disable')}}}catch(e){}});window.

addEventListener('DOMContentLoaded',()=>{setTimeout(()=>{if(typeof flagTcfLoaded!=='undefined'&&flagTcfLoaded===!0){loadOvpScript()ExpressApp.Log('[Load] OVP flagTcfLoaded',new Date())}else{document.addEventListener("tcfLoaded",()=>{loadOvpScript()ExpressApp.

Log('[Load] OVP tcfLoaded',new Date())})}},1500)}) Don't miss...

Gardeners facing 'unlimited fine' and 6 months jail for cutting hedges this week [LATEST] Cutting back the old flowers and spent stems encourages the plant to produce new buds (Image: Getty) 1. Chrysanthemums Chrysanthemums, or "mums," are a cla.