Oregon is an idealistic space to implant pumpkins . It has the perfect mood and stain for pumpkin outgrowth and a salmagundi of pumpkin variety to prefer from . However , it is authoritative to understand when and how to implant pumpkin in Oregon for secure a successful harvest .

Oregon’s USDA Hardiness Zones

Oregon is divided into multiple USDA hardiness zones . These zones vary base on average temperatures and the cooking stove of temperatures plants can tolerate . In Oregon , the warm parts of the state are located in zone 8 and 9 and the colder share of the state are in geographical zone 3 - 7 . know your zone will aid you determine when to start planting pumpkins .

Additional Resource : ascertain Your Growing Zone In Oregon

When to Start Pumpkin Seeds Indoors

For pumpkin vine seeds to be capable to get and bring out a pumpkin , they postulate to be started indoors at least 6 weeks before the last frost escort . To determine the last frost date , you’re able to consult your local forecast , look up the middling last frost engagement for your domain , or confabulate the USDA Plant Hardiness Zone Map .

When to Plant Pumpkins Outdoors

Once the risk of frost has passed and the territory temperature has reached at least 55˚F , it is dependable to plant autumn pumpkin alfresco . In Oregon , this usually bump around mid - May to later June , depending on your hardiness zona . It is important to wait until the dirt temperature has reached the right level before planting , as pumpkin will not develop or grow in inhuman filth .

Different Varieties of Pumpkins

There are many different variety of autumn pumpkin to choose from when engraft in Oregon . Some of the most pop varieties include Jack - group O - Lantern , Cinderella , Sugar Pie , and Long Island Cheese . Each variety has its own unequalled spirit and characteristic , so it is important to research the varieties and choose the one that is adept for your garden .

How to Care for Pumpkins

To ensure a successful pumpkin harvest , it is significant to provide the correct surround for the pumpkin plant . This include providing the right type of soil , watering regularly , furnish adequate Sunday , and fertilizing .

Soil : Pumpkins postulate well - draining filth that is rich in constitutive matter . add compost or ripened manure can help oneself improve the grain and fertility of the soil .

Water : Pumpkins require at least 1 inch of H2O per hebdomad . Water should be applied evenly to secure the grease remains moist but not soggy .

orange pumpkin in a field

Sun : Pumpkins ask full sun for grow and produce a large pumpkin . take to put up 8 - 10 hour of direct sunshine per twenty-four hour period .

Fertilizer : Cucurbita pepo take to be fertilized on a regular basis in Holy Order to maturate and produce a great pumpkin . A balanced plant food such as 10 - 10 - 10 should be lend oneself every 4 weeks .

When to Harvest Pumpkins in Oregon

Pumpkins can typically be harvested in Oregon from late September to other October . The exact timing will depend on the variety of pumpkin being farm and the atmospheric condition . To set when the autumn pumpkin is ready to be harvest , look for the characteristic sign such as the stem turning brown and the rind indurate .

With the right climate , stain , and care , pumpkins can be a nifty addition to a garden in Oregon . By following the tip outlined above , you may secure a successful harvesting of Cucurbita pepo this fall .