Pennsylvania is renowned for its scenic landscapes , but it ’s also an excellent place to educate onions . However , planting onion in Pennsylvania requires careful consideration of the unique climate and soil status of the area . Timing is critical in onion plant farming , knowing the better prison term to plant is essential for a successful crop . We ’ll wrap up the optimal timing for planting onions in Pennsylvania , providing valuable insights and practical advice to see to it your onion boom . Whether you are an onetime pro or a beginner , we ’ve baffle the foundations for succeeder for you !
Good Onion Varieties to Grow in Pennsylvania
onion are a democratic vegetable crop among gardeners due to their versatility in the kitchen and the ease with which they can be grown . There are legion varieties of onions , each with its unequaled characteristics and uses .
Here are some of the more popular onion change that gardeners wish to grow :
Overall , each onion variety has its unique tone visibility and culinary uses , arrive at them a popular and versatile crop for gardeners .

When to Plant Onions in Pennsylvania
Allium cepa are a nerveless - time of year crop that can be found in the spring as soon as the grunge can be worked . The exact planting clip will vary look on your locating and climate , but generally , onions should be planted about 2 - 4 workweek before the last expected icing date in your arena . The planting dates in Pennsylvania are :
Additional Resource : Find Your Pennsylvania Hardiness Zone
Before planting Allium cepa , it ’s substantive to organize the filth by loosening it to a astuteness of 4 - 6 inches and incorporating compost or well - moulder manure . Onions prefer well - draining territory with a pH between 6.0 - 7.0 .
To plant onion sets , which are modest onion electric light , make a furrow about 1 inch deep , establish the sets 4 - 6 inch apart , and cover them with land . For onion semen , sow them about 1/4 column inch cryptical and 1 in aside , and deal them with soil . pee the soil thoroughly after found , and keep the grease moist until the seedlings go forth .
Onions spring up considerably in full sun and demand consistent wet to produce quality bulbs . They also profit from regular fertilization throughout the growing season . Weed control is essential , so keep the area around the plant innocent of weeds .
In conclusion , onions should be planted in the spring , 2 - 4 workweek before the last expected frost date in your country . educate the grime , plant the sets or seeds , water the well , and keep the area free of weeds . With proper care , you could enjoy a bountiful harvest of pleasant-tasting onions in the summertime and fall .
Planting Onions From Seed
Onions can be grown from seed , but it takes longer than planting Allium cepa sets or showtime . It ’s recommend to implant onion starts rather than seeds because onion seeds take a long clip to burgeon forth and grow , and the plants may not senesce as uniformly as Allium cepa set .
However , planting onions from seed can be a undecomposed pick if you desire to grow a specific variety that is n’t available as band or startle . Planting Allium cepa seeds can also be more cost - effective than purchasing sets or starts .
If you resolve to plant onion from seeded player , you should commence the seeds indoors 8 - 10 week before the last expected Robert Frost date in your area . If you settle to set onion plant from come , you should start the seeds indoors 8 - 10 weeks before the last await frost escort in your surface area . The last Robert Frost date in Pennsylvania are :
In Pennsylvania start your seed indoors in around :
To start Allium cepa seeds indoors , fill seed trays with a skilful quality ejaculate - starting mix , and dust the seeded player on top of the soil . Cover the seeds with a thin layer of stain , water the tray , and keep it in a warm , brilliant location . onion plant seeds require a consistent temperature of 65 - 75 ° F to germinate , so you may call for to use a passion mat or produce light to hold the correct condition .
After the seed have germinated , thin the seedlings to about 1 inch apart , and continue to acquire them indoors until they are large enough to graft outside . Harden off the seedlings by step by step exposing them to outdoor atmospheric condition for a week before transplanting them into the garden .
When to Harvest Onions in Pennsylvania
Onions are ready to harvest when the leaf start to turn yellow and fall over . This typically happens in late summer or early fall , about 100 - 120 mean solar day after planting , depending on the variety and growing conditions .
To verify if the onion plant are ready for harvest , gently promote back the soil around the base of the onion electric-light bulb to see if they have developed into mature bulb . If the bulbs are of the want size of it , you may start to reap them .
To harvest onion , use a garden crotch or shovel to carefully snarf the bulbs out of the soil . mildly loosen the land around the bulb to avoid damage them . Once the bulbs are out of the soil , bequeath them on the ground for a day or two to dry out out and cure in the sun . This will facilitate to toughen the skin and prolong the storage life of the onion .
After the onions have dried and cure for a sidereal day or two , cut off the stems and roots to about 1 inch from the bulb . you could then lay in the onion in a cool , juiceless place , such as a service department or basement , with good air circulation . Hanging them in mesh bags or connect them in plait is also a good mode to hive away onions .
Onions should be stored in a place with a temperature between 32 - 40 ° F and with low-pitched humidity . Avoid stack away onions near potatoes or other fruits and vegetables that farm ethene petrol , which can cause onions to spoil more quickly .