Avocado in zone 9a (Norther California)
auroraborelis
7 years ago
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Nick (9b) Modesto Area
7 years agolast modified: 7 years agoauroraborelis
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High Density Gardening Downtown Houston
Comments (241)I'm on the opposite side of the bay where summers are warmer. On average right now every day is in the 75-80f with lows around 60f. S.F. famously cool summers tend to be 65f-70f with lows all summer in the mid to upper 50's. Today,80f in Hayward,65f for a HIGH temp in San Francisco. S.F. does Mork have one advantage- winters are a frost free 10b. I get only 10a winters. Some years for me are frost free,but not most..so far. Houston summers are more like the Central Valley in Northern California..near 100 all deep summer until September. Stockton to Sacramento to Red Bluff have blazingly hot summers..but low humidity....See MoreWhat's your Growing Zone
Comments (53)Coming in late to this thread. In Portland we are zone 9 I think. Lowest temp during winter is usually around 20-25F, though I suppose we've had record lows in the teens in recent decades and the lowest ever was -3F in the '50s. I grow tomatoes, basil, lettuce, spinach, and various herbs. Most of the herbs overwinter. We have a bunch of strawberry plants in the front planter, some blueberry bushes just starting to give fruit. In the past I've grown beans, sunflowers, bok choi, onions, and I forget what else. Unfortunately my house is positioned poorly for growing. The southern side is the driveway. The western side is the backyard which is small and thickly furnished. The northern side is covered in trees, and the eastern side is quite shaded too. So my veggies get tucked between ornamentals or squeezed into a small planter. I have an ambition to get a beehive someday, but it might have to live on the shaded northern side of the house and I gather they want morning sun for the warmth....See MoreConifer for San Diego California?
Comments (34)concerning "double digit" low temps I was there in 1990 when I believe that the low was around 9!!! that said, the coastal land near-coastal area is mostly USDA 9a and fairly mild most of the time as far as winters go---but my place gets some white frost on the ground most every year so "zone 9" is not a magic charm against cold weather by any means. FWIW, the biggest cordyline australis in bandon that I'm aware of is probably about 25' tall (coos bay/north bend plants are about the same size). the big "champion" douglas fir your are referring to are actually several miles inland around coquille and myrtle point generally in protected ravines that are moister in the dry summers and protected to some degree from wind storms. no doubt there were also big trees closer to the coast once upon a time but they likely got cut down rather quickly when the logging business came in the latter part of the 19'th century. a great book about the various champion trees of many species is "forest giants of the pacific coast" by Robert Van Pelt (he also has a good book on the various champion trees of Washington state as well). the "giants' book is beautifully illustrated so it's great just to look at as well as read through....See MoreWhat grows well near Brunswick, Georgia?
Comments (4)I had family living just south of Savanahh in Hinesville, GA which is about 50 miles north of Brunswick. Aside from sabal (not sure which variety - but the short-scrubby ones), and cycas revoluta, I don't recall seeing many tropical-looking plants anywhere. I do remember seeing a sickly syagrus romanzoffiana, and a butia capitata. I visited in November around Thanksgiving time and I remember seeing large, old cycas revoluta with severely burned fronds all over town. So while the area's climate is generally warm enough to grow cycas revoluta as a long-term plant (evidenced by the apparent age and size of the plants), it gets cold enough to burn the leaves (i would think that it got down to the low 20s for that to happen). That seems to fit within the range of temperatures for zone 9a. Avocados will have a hard time with these temperatures. I think the Mexicola and Bacon varieties are the most cold-tolerant, but even they will only tolerate temperatures into the low 20s. They would certainly defoliate at these temperatures, and you'd risk losing them if these temperatures occur regularly and in close succession, especially as young trees. I'm not sure about bananas. I have a very hard time getting them to fruit. But that is in a dry climate in zone 9b/10a in California. Perhaps they would grow faster in a humid climate with plenty of water during the summer. They would certainly defoliate in winter though, so unless you can get a stalk to bloom and ripen fruit in a short growing season (think mid-April through October), I doubt you'd get any fruit. One fruiting plant you might have better luck with is asimina triloba! I have tried and failed with it here in my dry climate. They don't like the dry heat and they require lot's of water. I would think they'd be great trees to try in Brunswick, and they are hardy to at least z8 I think. Oh! And hibiscus will be summer annuals for you....See MoreCori Ann - H0uzz violated my privacy
7 years agolast modified: 7 years agotqh11890
7 years agoluckydurazno1
6 years agoluckydurazno1
6 years agoNick (9b) Modesto Area
6 years agotqh11890
6 years agoCori Ann - H0uzz violated my privacy
6 years agoviper75
6 years agolast modified: 6 years agoNick (9b) Modesto Area
6 years agokcandmilo
6 years agoCori Ann - H0uzz violated my privacy
6 years agokcandmilo
6 years agoCori Ann - H0uzz violated my privacy
6 years agolast modified: 6 years agoNick (9b) Modesto Area
6 years agolast modified: 6 years agoCori Ann - H0uzz violated my privacy
6 years agolast modified: 6 years agokcandmilo
6 years agoCori Ann - H0uzz violated my privacy
6 years agoPat
3 years agoNick (9b) Modesto Area
3 years agolast modified: 3 years agoPat
3 years agoNick (9b) Modesto Area
3 years agoberryphile
2 years agoLaura Thayer
2 years ago
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Nick (9b) Modesto Area