you may definitely establish petunias directly in the ground . However , there are a few significant factors to consider before doing so . First and foremost , it ’s essential to wait until the grunge has warm up up to around 60 degree Fahrenheit . Petunias are lovesome - atmospheric condition works and they thrive in soil that is not too cool . Planting them too ahead of time , when the grease is still dusty , can stunt their growth and even induce them to choke .

Another important retainer is Robert Frost danger . Petunia are quite sensible to frost , so it ’s essential to wait until the danger of Robert Lee Frost has passed before transplanting them into the garden . Robert Frost can easily damage or drink down petunias , particularly if they are still young and tender . Keep an eye on the conditions forecast and verify there are no more frosty nights in the prognosis before constitute your petunias .

When it comes to space , it ’s generally recommended to give grandifloras and baby rose about 12 in of outer space between each flora . This let them to have enough way to spread out and maturate without competing for resources . However , if you are embed them in a shady position , you could space them a few inch closer together . This is because petunias in shadier spots tend to have more compact outgrowth habits and may not require as much space .

Now that we ’ve covered the basics , lease me divvy up a personal experience I had with planting Petunia now in the ground . Last year , I could n’t resist the beautiful array of petunia plants at my local glasshouse and decided to plant them in my garden . I made sure to wait until the soil had warmed up sufficiently and there was no jeopardy of frost . I chose a sunny spot in my garden with well - draining soil .

To prepare the domain , I loosened the land with a garden crotch and removed any dope or debris . I then dug holes , space them about 12 inches apart . Carefully , I remove the petunias from their container , gently loosen their root testicle , and placed them in the holes . I backfilled the trap with soil , check that to firmly beseech it around the plants to get rid of any airwave pockets . Finally , I irrigate them soundly to help them settle in .

Throughout the get season , I made certain to supply enough water to keep the grease systematically moist but not waterlogged . I also fecundate my Petunia every few hebdomad with a balanced , water - soluble fertilizer to promote goodly growth and abundant blooms . Regular deadheading of melt flowers also encouraged continuous flowering .

By the time summer arrived , my garden was transformed into a colorful oasis with vivacious petunias in full bloom . The grandifloras and multifloras I plant added a plash of colour and dish to my garden bed and borders . Their lovely trumpet - shape flowers attracted bee , butterflies , and hummingbird , get to my garden come live with activity .

you may definitely plant petunias at once in the primer coat , but it ’s of import to wait until the stain warm up to around 60 degree Fahrenheit and the danger of freeze has passed . Spacing them about 12 inches apart in full sunlight is ideal , but you could imbed them nearer together if they will be in a shadier placement . By keep an eye on these guideline and cater right tutelage , you could revel the beauty and vibrancy of petunias in your garden all season long .

Caroline Bates